issue173:q._et_r
Différences
Ci-dessous, les différences entre deux révisions de la page.
Prochaine révision | Révision précédente | ||
issue173:q._et_r [2021/09/26 11:14] – créée auntiee | issue173:q._et_r [2021/09/30 17:54] (Version actuelle) – andre_domenech | ||
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- | Welcome back to another edition of Questions and Answers! In this section, we will endeavour to answer your Ubuntu questions. Be sure to add details of the version of your operating system and your hardware. I will try to remove any personally identifiable strings from questions, but it is best not to include things like serial numbers, UUIDs or IP addresses. If your question does not appear immediately, | + | **Welcome back to another edition of Questions and Answers! In this section, we will endeavour to answer your Ubuntu questions. Be sure to add details of the version of your operating system and your hardware. I will try to remove any personally identifiable strings from questions, but it is best not to include things like serial numbers, UUIDs or IP addresses. If your question does not appear immediately, |
+ | Bienvenue de retour dans un autre épisode de Q. ET R.! Dans cette rubrique, nous essayerons de répondre à vos questions sur Ubuntu. Assurez-vous d’ajouter des détails de la version de votre système d’exploitation et votre matériel. J’essaierai d’enlever de vos questions toutes chaînes qui pourraient vous identifier personnellement, | ||
- | At work, we pre-install customers’ PC’s with what they need. We don’t, however, interfere with passwords. That is the customer’s baby. (I have been bitten too many times over the years with “what’s my password? | ||
+ | **At work, we pre-install customers’ PC’s with what they need. We don’t, however, interfere with passwords. That is the customer’s baby. (I have been bitten too many times over the years with “what’s my password? | ||
+ | Au boulot, nous pré-installons les PC des clients avec ce dont ils ont besoin. Toutefois, nous ne nous mêlons pas des mots de passe. Ils appartiennent au client. (Au fil des ans, on m’a eu bien trop de fois avec des appels téléphoniques à des heures impossibles : | ||
- | Q: I have ubuntu 20.04 on my Acer laptop. It works fine, but when I run youtube-dl -U , I get an error saying Debian does not allow upgrades. I am lost, this is the only way I know how. I have done sudo apt update / upgrade, but it stays the old version. | + | |
+ | |||
+ | **Q: I have ubuntu 20.04 on my Acer laptop. It works fine, but when I run youtube-dl -U , I get an error saying Debian does not allow upgrades. I am lost, this is the only way I know how. I have done sudo apt update / upgrade, but it stays the old version. | ||
A: The short answer is... Run these 4 commands in order: | A: The short answer is... Run these 4 commands in order: | ||
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- | A: I cannot tell you that. I have always grabbed my .vlt-files (VLC theme files) and in ‘preferences’, | + | A: I cannot tell you that. I have always grabbed my .vlt-files (VLC theme files) and in ‘preferences’, |
+ | Q : Mon portable Acer est sous Ubuntu 20.04. Cela fonctionne très bien, mais quand je lance youtube-dl -U, j’ai un message d’erreur me disant que Debian ne permet pas de mises à niveau. Je suis perdu, car c’est la seule façon que je connaisse. J’ai fait sudo apt update/ | ||
- | Q: I was trying to get MacOS on my laptop via KVM , but it keeps failing, right in the beginning one command keeps failing , but I copy / paste it. ayesha@ayesha egrep -c ‘(svm|vmx)’ / | + | R : La réponse courte est : exécutez ces quatre commandes dans l’ordre : |
+ | sudo apt remove youtube-dl | ||
+ | |||
+ | sudo curl -L https:// | ||
+ | |||
+ | sudo chmod a+rx / | ||
+ | |||
+ | sudo apt install python3-pip ou regardez ici : | ||
+ | |||
+ | https:// | ||
+ | |||
+ | Q : Pour que vous le sachiez, je ne suis pas un jeune qui connaît les ordis. J’utilise Ubuntu 18.04 avec Shotwell et Fotoxx pour gérer les photos de ma chatte. La voici : < dsc04052021524.jpg> | ||
+ | |||
+ | R : Je ne peux pas vous le dire. J’ai toujours récupéré mes fichiers de thèmes VLC (.vlt) et, dans « Préférences », | ||
+ | |||
+ | |||
+ | **Q: I was trying to get MacOS on my laptop via KVM , but it keeps failing, right in the beginning one command keeps failing , but I copy / paste it. ayesha@ayesha egrep -c ‘(svm|vmx)’ / | ||
bash: syntax error near unexpected token `(' | bash: syntax error near unexpected token `(' | ||
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A: I turn mine on - on the way to the kettle, it’s one button press, but to each his own. What you are looking for is “rtcwake”. You can test if your computer supports this by: | A: I turn mine on - on the way to the kettle, it’s one button press, but to each his own. What you are looking for is “rtcwake”. You can test if your computer supports this by: | ||
- | sudo rtcwake -m mem -s 30 -if you leave it in sleep and: sudo rtcwake -m off -s 60 -if you turn it off. | + | sudo rtcwake -m mem -s 30 -if you leave it in sleep and: sudo rtcwake -m off -s 60 -if you turn it off.** |
+ | |||
+ | Q : J’essayais de mettre MacOS sur mon portable, via KVM, mais c’est toujours un échec. Tout au début, une commande échoue toujours, mais je la copie/ | ||
+ | bash: syntax error near unexpected token `(' | ||
+ | |||
+ | R : Les traitements de texte… ('!= ‘). Il vaut mieux la taper au lieu de faire un copier/ | ||
+ | |||
+ | Q : Je ne suis pas un noctambule, mais un lève-tôt et j’aimerais que mon portable se réveille le matin en même temps que moi. Ainsi, quand je me lèverai, il m’attendra prêt à fonctionner. Je ne veux pas le laisser allumé toute la nuit non plus. Est-ce que c’est possible ? | ||
+ | |||
+ | R : J’allume le mien en allant faire le thé, il suffit d’appuyer sur un bouton, mais chacun ses goûts. Ce que vous cherchez est « rtcwake ». Vous pouvez tester si votre ordinateur le prend en charge en faisant : sudo rtcwake -m mem -s 30 si vous faites une mise en veille et : sudo rtcwake -m off -s 60 si vous l’éteignez. | ||
- | Q: I got a real cheapie plastic HP laptop, in purple, beggars can’t be choosers, that has Windows 10 home on it. I want to put Xubuntu or Lubuntu on it, but it wont let me boot off my USB stick. Always Windows. Help? | + | **Q: I got a real cheapie plastic HP laptop, in purple, beggars can’t be choosers, that has Windows 10 home on it. I want to put Xubuntu or Lubuntu on it, but it wont let me boot off my USB stick. Always Windows. Help? |
A: Turn off fast boot (for now) in the BIOS, it caches the Windows boot, do the F9 thing to boot off your Ubuntu thumb drive and turn it back on. That *should sort you out, if not, let me know. | A: Turn off fast boot (for now) in the BIOS, it caches the Windows boot, do the F9 thing to boot off your Ubuntu thumb drive and turn it back on. That *should sort you out, if not, let me know. | ||
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Q: I just got my first SSD – we are not well-to-do, what tips can you give me to extend the life of my SSD? | Q: I just got my first SSD – we are not well-to-do, what tips can you give me to extend the life of my SSD? | ||
- | A: Change your vmswappiness to 10 , edit your fstab to have noatime, uninstall applications you do not use, that could end up in your startup file, like bluez, if you don’t use bluetooth or wacom for a tablet. | + | A: Change your vmswappiness to 10 , edit your fstab to have noatime, uninstall applications you do not use, that could end up in your startup file, like bluez, if you don’t use bluetooth or wacom for a tablet.** |
+ | Q :Je me suis procuré un portable HP très peu cher en plastique, c'est mauve, car les mendiants ne peuvent choisir, et il est sous Windows 10 Home. Je voudrais y mettre Xubuntu ou Lubuntu, mais il ne me permet pas de démarrer sur ma clé USB. Windows, comme toujours. Des idées ? | ||
- | Q: Somehow my installation of Xubuntu 18.04 has acquired some KDE packages, I use XFCE, and I was wondering if I could just uninstall those, but what would it break? | + | R : Désactivez (temporairement) le démarrage rapide dans le BIOS, car cela cache le démarrage de Windows, faites le truc F9 pour démarrer sur la clé Ubuntu, puis réactivez-le. Cela devrait faire l' |
+ | |||
+ | Q : Je viens d' | ||
+ | |||
+ | R : Modifiez votre vmswappiness à 10, éditez votre fstab pour qu'il y ait noatime, désinstallez les applications que vous n' | ||
+ | |||
+ | |||
+ | **Q: Somehow my installation of Xubuntu 18.04 has acquired some KDE packages, I use XFCE, and I was wondering if I could just uninstall those, but what would it break? | ||
A: From the man page: --no-act No action; perform a simulation of events that would occur based on the current system state but do not actually change the system. http:// | A: From the man page: --no-act No action; perform a simulation of events that would occur based on the current system state but do not actually change the system. http:// | ||
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Q: I installed Ubuntu on my Lenovo thinkstation with this video. https:// | Q: I installed Ubuntu on my Lenovo thinkstation with this video. https:// | ||
- | A: Then it is best you go over to a Windows forum. If you decide to give Ubuntu a go, we are here for you. | + | A: Then it is best you go over to a Windows forum. If you decide to give Ubuntu a go, we are here for you.** |
+ | Q : D’une façon ou d’une autre, mon installation de Xubuntu 18.04 a acquis quelques paquets de KDE. J’utilise XFCE et je me demandais si je pouvais tout simplement désinstaller les paquets KDE, mais qu' | ||
- | Q: I keep seeing “USB device failed” in Windows, but I have none such nonsense in Ubuntu. My keyboard and mouse work fine, as both are USB. What could be wrong? | + | R : De la page man : --no-act No action ; simule des événements qui auraient lieu basés sur l’état actuel du système, mais, en fait, ne change pas le système. http:// |
+ | |||
+ | Q : J’ai installé Ubuntu sur mon Thinkstation Lenovo avec cette vidéo. https:// | ||
+ | |||
+ | R : Dans ce cas, il vaut mieux aller sur un forum Windows. Si vous décidez d’essayer Ubuntu, nous serons ici pour vous. | ||
+ | |||
+ | |||
+ | **Q: I keep seeing “USB device failed” in Windows, but I have none such nonsense in Ubuntu. My keyboard and mouse work fine, as both are USB. What could be wrong? | ||
A: *Shrug* Check ALL USB devices, it could be a fan or LED or coffee cup warmer too. Unplug them all and plug them in one-by-one. | A: *Shrug* Check ALL USB devices, it could be a fan or LED or coffee cup warmer too. Unplug them all and plug them in one-by-one. | ||
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Q: With the silicone shortage and all, I have struggled to find a USB headset, so I got one from Cash crusaders, model Dixon BS-V12, but it won’t work in Ubuntu, they tested t at the store, so I know it works. Somehow, nothing with Ubuntu. I can’t even find it in the sound settings. | Q: With the silicone shortage and all, I have struggled to find a USB headset, so I got one from Cash crusaders, model Dixon BS-V12, but it won’t work in Ubuntu, they tested t at the store, so I know it works. Somehow, nothing with Ubuntu. I can’t even find it in the sound settings. | ||
- | A: Never assume. Unless the store clerk tested in front of you, it didn’t happen. They can say they tested all they like, but that model uses USB only to turn on an LED. Sound is still via 3.5mm jack. | + | A: Never assume. Unless the store clerk tested in front of you, it didn’t happen. They can say they tested all they like, but that model uses USB only to turn on an LED. Sound is still via 3.5mm jack.** |
+ | |||
+ | Q : Sous Windows, je vois sans cesse « Échec du dispositif USB », mais jamais sous Ubuntu. Mes clavier et souris fonctionnent très bien, car les deux sont sur USB. Qu’est-ce qui ne va pas ? | ||
+ | |||
+ | R : *Haussement d’épaules* Vérifiez TOUS les dispositifs USB ; ça pourrait être un ventilateur, | ||
+ | |||
+ | Q : Étant donné le manque de silicone, etc., j’ai dû me démener pour trouver un casque USB et j’en ai obtenu un chez Cash Crusaders. C’est le Dixon BS-V12, mais il ne fonctionne pas sous Ubuntu ; ils l’ont testé au magasin et je sais qu’il marche. D’une manière ou d’une autre, il n’y a rien sous Ubuntu. Je ne peux même pas le trouver dans les paramètres audio. | ||
+ | |||
+ | R : Il ne faut jamais présumer. À moins que le vendeur ne l’ait testé devant vous, cela n’a pas eu lieu. Ils peuvent dire qu’ils l’ont testé tant qu’ils veulent, mais ce modèle n’utilise USB que pour allumer une LED. Le son s’entend toujours via un jack de 3,5 mm. | ||
- | Q: My laptop has an Intel 3160 WiFi card and previously on Ubuntu 16.04 but not now on Ubuntu 20.04 I can not install the proprietary driver. Now the driver panel says no additional drivers. How come? | + | **Q: My laptop has an Intel 3160 WiFi card and previously on Ubuntu 16.04 but not now on Ubuntu 20.04 I can not install the proprietary driver. Now the driver panel says no additional drivers. How come? |
A: I think it is now in the iwlwifi module. So no need to add anything. | A: I think it is now in the iwlwifi module. So no need to add anything. | ||
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- | A: If you have ublock add-on installed, simply right-click the box and block it. It may require several tries, but you will figure it out. | + | A: If you have ublock add-on installed, simply right-click the box and block it. It may require several tries, but you will figure it out.** |
+ | Q : Mon portable a une carte WiFi Intel 3160 et, ça marchait sous Ubuntu 16.04, mais plus maintenant, sous Ubuntu 20.04, je n’arrive pas à installer le pilote propriétaire. Maintenant, le panneau des pilotes indique qu’il n’y a pas de pilotes supplémentaires. Pourquoi ? | ||
- | Q: So I tried flatpaks and they work great. The issue is that the website (Flathub) has really bad images and descriptions about the apps. What are my options? | + | R : Je pense qu’il se trouve maintenant dans le module iwlwifi. Ainsi, pas besoin de rajouter quoi que ce soit. |
+ | |||
+ | Q : Comment me débarrasser d’un pop-up concernant les cookies sur mon site Web préféré, parce que j’ai réglé Firefox pour supprimer tous les cookies quand l’onglet est fermé. De plus, j’ai une extension de suppression de cookies, ce qui fait que, chaque fois que je visite ce site, ce pop-up m’énerve. | ||
+ | |||
+ | R : Si vous avez installé l’extension ublock, il suffit de faire un clic droit sur la case et le bloquer. Plusieurs essais pourront être nécessaire, | ||
+ | |||
+ | |||
+ | **Q: So I tried flatpaks and they work great. The issue is that the website (Flathub) has really bad images and descriptions about the apps. What are my options? | ||
A: I am not too sure what you want from me, but the beauty of open source is you can do it yourself. Make your own. Or you can incorporate flatpaks into the software centre, or you can visit www.pling.com. It is usually a good idea to research any software first before just installing it. | A: I am not too sure what you want from me, but the beauty of open source is you can do it yourself. Make your own. Or you can incorporate flatpaks into the software centre, or you can visit www.pling.com. It is usually a good idea to research any software first before just installing it. | ||
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Q: We are a few guys working on a lab Ubuntu server. I can’t really use the history command as it is filled with commands from other users using root. Also spoilers. How do I start it from fresh when it is my turn? | Q: We are a few guys working on a lab Ubuntu server. I can’t really use the history command as it is filled with commands from other users using root. Also spoilers. How do I start it from fresh when it is my turn? | ||
- | A: Use your own user with sudo, or if they don’t mind delete the history file before you start. | + | A: Use your own user with sudo, or if they don’t mind delete the history file before you start.** |
+ | Q : Bon, j’ai essayé des flatpaks et ils fonctionnent merveilleusement. Le problème, c’est que les images et les descriptions des applis sur le site Web (Flathub) sont vraiment mauvaises. Quelles sont mes options ? | ||
- | Q: My laptop is positively ancient, but it has a HDMI port. So I got a Dell 22 inch S2240LC on it with a new HDMI cable. It looks like it has a grey film on compared to the laptop screen. What kind of adjustments can I do on Ubuntu and where do I find them on 20.04.3 please? | + | R : Je ne suis pas certain de ce que vous voulez que je fasse, mais la beauté de l’Open Source est que vous pouvez le faire vous-même. Créer les vôtres. Vous pouvez incorporer des flatpaks dans le Centre de logiciels, ou vous pouvez visiter www.pling.com. En général, c’est une bonne idée de faire des recherches sur n’importe quel logiciel avant de l’installer. |
+ | |||
+ | Q : Nous sommes quelques gars qui travaillons sur le serveur Ubuntu d’un laboratoire. Je ne peux pas vraiment utiliser la commande « history », | ||
+ | |||
+ | R : Utilisez votre propre utilisateur avec sudo, ou, si cela leur est égal, supprimez le fichier d’historique avant de commencer. | ||
+ | |||
+ | |||
+ | |||
+ | **Q: My laptop is positively ancient, but it has a HDMI port. So I got a Dell 22 inch S2240LC on it with a new HDMI cable. It looks like it has a grey film on compared to the laptop screen. What kind of adjustments can I do on Ubuntu and where do I find them on 20.04.3 please? | ||
A: Before fiddling with colour profiles, I suggest checking the monitor and move the contrast to 80 and the brightness to 50. Nine times out of ten, this solves the greyness issue. Otherwise, you can open the ‘color profiles’ and import your monitor profile. | A: Before fiddling with colour profiles, I suggest checking the monitor and move the contrast to 80 and the brightness to 50. Nine times out of ten, this solves the greyness issue. Otherwise, you can open the ‘color profiles’ and import your monitor profile. | ||
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Q: I am very new to Xubuntu, so don’t laugh. My media PC says battery low, like my laptop does, but it does not have one. This pops up while watching movies and it is very annoying. Thanks in advance. | Q: I am very new to Xubuntu, so don’t laugh. My media PC says battery low, like my laptop does, but it does not have one. This pops up while watching movies and it is very annoying. Thanks in advance. | ||
- | A: It may be your mouse!! Before my fancy mouse got feet, it used to report to Ubuntu that the battery status was 70%. (even if it was flat) You can click on the battery icon and see what battery is listed. Or... Go to devices in your power manager to see what batteries are detected. | + | A: It may be your mouse!! Before my fancy mouse got feet, it used to report to Ubuntu that the battery status was 70%. (even if it was flat) You can click on the battery icon and see what battery is listed. Or... Go to devices in your power manager to see what batteries are detected.** |
+ | Q : Mon portable est vraiment très vieux, mais il a un port HDMI. J’y ai donc branché un Dell S2240LC de 22 pouces dessus avec un nouveau câble HDMI. Comparé à l’écran du portable, il semble couvert d’un film gris. Quels genre d’ajustements puis-je faire sous Ubuntu 20.04.3 et où les trouver, s’il vous plaît ? | ||
- | Q: I have a hand-me-down laptop from my uncle, a core2duo 32bit that I need 32bit Ubuntu for, but I can’t find it. Can you send me the link to the last one. I know it is not available any more. | + | R : Avant de bricoler les profils de couleur, je suggère de vérifier le moniteur et de régler le contraste à 80 et la luminosité à 50. Neuf fois sur dix, cela corrige le problème du « film gris ». Sinon, vous pouvez ouvrir les « profils de couleur » et importer le profil de votre écran. |
+ | |||
+ | Q : Je débute tout juste sous Xubuntu, alors ne riez pas. Mon PC média dit que le niveau de la batterie est bas, comme le fait mon portable, mais le premier n’a pas de batterie. Cela s’affiche pendant que je regarde des films et c’est très agaçant. Merci par avance. | ||
+ | |||
+ | R : Cela pourrait être votre souris !! Avant que ma souris sophistiquée ait reçu des jambes, il m' | ||
+ | |||
+ | |||
+ | **Q: I have a hand-me-down laptop from my uncle, a core2duo 32bit that I need 32bit Ubuntu for, but I can’t find it. Can you send me the link to the last one. I know it is not available any more. | ||
A: That CPU is most definitely 64bit. If 64 bit Ubuntu won’t load, you probably need the latest BIOS update. Also verify your installation medium and ISO file. | A: That CPU is most definitely 64bit. If 64 bit Ubuntu won’t load, you probably need the latest BIOS update. Also verify your installation medium and ISO file. | ||
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Q: My laptop seems to slow down during the day, at 7am it is pretty snappy and by 7pm it is treacle. Here is my output of lshw. < | Q: My laptop seems to slow down during the day, at 7am it is pretty snappy and by 7pm it is treacle. Here is my output of lshw. < | ||
- | A: I have had an issue like this before, but it was cooling related. Clear the path of the airflow of your laptop fan and exhaust. Replace your heat transfer paste and make sure all your laptop feet are still there. (yes, it is important as it lifts your laptop from the desk) As a test once done, use your laptop on an active cooling stand and see if the problem is still there. | + | A: I have had an issue like this before, but it was cooling related. Clear the path of the airflow of your laptop fan and exhaust. Replace your heat transfer paste and make sure all your laptop feet are still there. (yes, it is important as it lifts your laptop from the desk) As a test once done, use your laptop on an active cooling stand and see if the problem is still there. |
- | Q: Please man, how can I rename files in Thunar to remove the website name some idiot added to all the files? If I select them all, I don’t see that option, yet I know it is possible, Linux is magic. This is what I see < | + | |
+ | |||
+ | Q : Mon oncle m’a passé un portable usagé, un core2duo 32-bit, pour lequel il me faut Ubuntu 32-bit, mais je n’en trouve pas. Pouvez-vous m’envoyer le lien vers le dernier ? Je sais que ce n’est plus disponible. | ||
+ | |||
+ | R : Ce processeur-là est sans conteste 64-bit. Si Ubuntu 64-bit ne se charge pas, vous avez sans doute besoin de la dernière mise à jour du BIOS. De plus, vérifiez votre support d’installation et le fichier ISO. | ||
+ | |||
+ | Q : Mon portable semble ralentir pendant la journée : à 7 heures du mat, il est très rapide et dès 7 heures du soir, il est aussi lent que des mélasses. Voici la sortie de lshw. < | ||
+ | |||
+ | R : J’ai déjà vu un problème comme cela, mais il concernait le refroidissement. Nettoyez le canal d' | ||
+ | |||
+ | **Q: Please man, how can I rename files in Thunar to remove the website name some idiot added to all the files? If I select them all, I don’t see that option, yet I know it is possible, Linux is magic. This is what I see < | ||
A: What you are looking for is under that “insert / | A: What you are looking for is under that “insert / | ||
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A: UFW is for blocking IP’s or range of IP’s and ports, to block a website simply add it to your hosts file in your /etc folder. | A: UFW is for blocking IP’s or range of IP’s and ports, to block a website simply add it to your hosts file in your /etc folder. | ||
- | For example: 0.0.0.0 12724.xyz | + | For example: 0.0.0.0 12724.xyz |
+ | |||
+ | Q : S'il vous plaît, mec, comment renommer des fichiers dans Thunar pour enlever le nom d’un site Web qu’un idiot a ajouté à tous les fichiers ? Si je les sélectionne tous, je ne vois pas cette option. Et pourtant, je sais que c’est possible, car Linux est magique. Voici ce que je vois < | ||
+ | |||
+ | R : Ce que vous cherchez est sous « insérer/ | ||
+ | |||
+ | Q : Comment bloquer des sites Web avec UFW ? | ||
+ | |||
+ | R : L’objectif de UFW est de bloquer des adresses IP ou une gamme d’IP et de ports. Pour bloquer un site Web, il suffit de l’ajouter au fichier hosts dans le dossier /etc . | ||
+ | Par exemple : | ||
+ | |||
issue173/q._et_r.1632647640.txt.gz · Dernière modification : 2021/09/26 11:14 de auntiee