< H1 > can you still save me? < H1 >...

delete a file in sources.list.d , and then perform the update operation, and the following error occurs restoring the file is also useless did not search for what the damn file is. searched the Internet for a long time, but couldn t find any useful...

I don t understand a paragraph in the official website introduction to parallel: For better parallelism GNU parallel can distribute the arguments between all the parallel jobs when end of file is met. Below GNU parallel reads the last argument when ...

when this interface appears, the keys are not read. everybody help me, thank you! ...

Press alt+tab there is no desktop option, only the current application, ubuntu16.04 can be switched directly to the desktop. I hope God will tell me how to set it up. ...

the running environment is ubuntu 16.04 python 3.5.2 cd project folder virtualenv-p python3 env source env bin activate pip install-r requirements.txt requirements.txt file contents are as follows: h5py==2.7.1 Keras==2.0.6 numpy==1.13.3 olefi...

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first of all, import tkinter and then the error is as follows: Traceback (most recent call last): File "<stdin>", line 1, in <module> ModuleNotFoundError: No module named tkinter but I m already sudo apt-get install pyth...

I am Ubuntu18 + php7.1 + Nginx and want to integrate workerman https: www.kancloud.cn manua. on tp5. According to this tutorial, the first step is to fail composer require topthink think-worker error as shown in figure gd2 usr lib php 20170718gd.s...

I am using Ubuntu18. Here is my Dock icon. After IDEA is added to the collection, there is the fifth icon from the left, then click to open the app, and another one appears on the right. How can it be opened as an icon like the previous Chrome? (Chrome ...

the server runs the meshlabserver command, but an error is reported Google has some methods, but it hasn t been successful yet. is there any way to get this command running? I appreciate your advice! ...

ubuntu cannot connect to wifi, but it is supposed to drive my network card information is lzj@lzj:~$ lspci -vnn -d 14e4: 04:00.0 Network controller [0280]: Broadcom Limited BCM43162 802.11ac Wireless Network Adapter [14e4:43ae] (rev 02) Subsyste...

recently using vagrant as the development environment, I found that I don t quite understand box files. when adding Vagrant images, I use the following command: vagrant box add ubuntu E:ubuntu.box vagrant init ubuntu vagrant up vagrant ssh throug...

The netstat command is used to print the status information of the network system in Linux, which allows you to know the network situation of the entire Linux system when you do not want the host, port and user name to be displayed, use netstat-n. Numb...

problem description when ubuntu installs wine-qq2012, it opens with error after successful installation missing msutb.dll the platform version of the problem and what methods you have tried this problem occurs in ubuntu-kylin systems with qq-2012...

install php and apache by apt-get under Ubuntu see php.ini in the apahce2 directory in phpinfo 1.2.phpinfo,openssl phpinfo:php.ini the above three openssl extendsion are not opened, how can openssl take effect? ...

you can see the examples.desktop file by opening the user s home directory in the terminal, but not in the file manager. There is an Examples folder in the File Manager. Is there any connection between these two documents? Why do you have these two file...

I downloaded a 32-bit Ubuntu16.04 image to install Linux, and found that Ubuntu is 64-bit. how to install 32-bit linux? my CPU supports 64-bit. ...

ask a question: I edited text.txt on ubuntu. After editing, I pressed ctrl+z to exit . At this time, the .text.txt.swp file was generated sudo vim -r text.txtswp . now I find that this is the case. The reason for the above problem is that I modified c...

this is true. My computer is a win10 system. When vagrant is installed on my computer and LNMP environment is installed in vagrant, all related services start normally. both host and virtual machines can ping each other , but browsers in host computers...