Redirect STDERR / STDOUT of a process AFTER it'
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Intheshellyoucandoredirection,><,etc.,buthowaboutAFTERaprogramisstarted? Here'showIcametoaskthisquestion,aprogram......
Uninstall Node.JS using Linux command line?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Howdoyouuninstallnode.jsusingthecmdlineinlinux? 回答1: Runningwhichnodewillreturnsomethinglike/path/bin/node. Thenrun......
Get program execution time in the shell
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Iwanttoexecutesomethinginalinuxshellunderafewdifferentconditions,andbeabletooutputtheexecutiontimeofeachexecution. I......
How to join multiple lines of file names into one
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Iwouldliketojointheresultofls-1intoonelineanddelimititwithwhateveriwant. ArethereanystandardLinuxcommandsIcanuse......
Controlling a USB power supply (on/off) with linux
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Isitpossibletoturnon/offpowersuppliesfromUSBmanuallywithlinux? There'sthisexternalUSBcoolingfan(thekindyouusetocooly......
Quickly create a large file on a Linux system
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: HowcanIquicklycreatealargefileonaLinux(RedHatLinux)system? ddwilldothejob,butreadingfrom/dev/zeroandwritingtothed......
Why does /bin/sh behave differently to /bin/bash e
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: WhileIwasplayingaroundinmyshellinvestigatingtheanswertothisquestion,Inoticedthat,eventhough/bin/shwaspointingto/bin/ba......
How to access the system call from user-space?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IreadsomeparagraphsinLKD1 andIjustcannotunderstandthecontentsbelow: AccessingtheSystemCallfromUser-Space Generally,the......
The Bash command :(){ :|:& };: will spawn processe
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Istumbleduponthispageandcan'tunderstandhowthisworks. Thiscommand"exponentiallyspawnssubprocessesuntilyourboxlocksup". Bu......
How can I determine whether a specific file is ope
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Oneofmyfavouritetoolsforlinuxislsof-arealswissarmyknife! TodayIfoundmyselfwonderingwhichprogramsonaWinXPsystemhada......
How to permanently export a variable in Linux?
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IamrunningRHEL6,andIhaveexportedanenvironmentvariablelikethis: exportDISPLAY=:0 Thatvariableislostwhentheterminaliscl......
How to redirect the output of the time command to
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: JustalittlequestionabouttimingprogramsonLinux:thetimecommandallowsto measuretheexecutiontimeofaprogram: [ed@lbox200~]$t......
How can I delete a newline if it is the last chara
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IhavesomefilesthatI'dliketodeletethelastnewlineifitisthelastcharacterinafile.od-cshowsmethatthecommandIrundoes......
Replacing some characters in a string with another
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Ihaveastringlike AxxBCyyyDEFzzLMN Iwanttoreplaceallxandyandzwith_sothattheoutputis A_BC_DEF_LMN Howtodothat? I......
How to build & install GLFW 3 and use it in a Linu
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: GLFW3 LastnightIwasworkinglatetryingtobuildtheGLFW3packagesforLinuxfromsource.Thisprocesstookmeaverylongtime,about......
Sorting multiple keys with Unix sort
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Ihavepotentiallylargefilesthatneedtobesortedby1-nkeys.Someofthesekeysmightbenumericandsomeofthemmightnotbe.This......
Windows环境下制作Ubuntu的U盘启动工具
Windows用户想要尝试一下Ubuntu或其他Linux系统？最简单的方法就是使用VMwareWorkstation，只是虚拟机会真实占用内存，如果你的电脑内存8G及以上可以试试。内存偏小，或者觉得虚拟机的操作不够流畅，又或者没有理由就是想自己装一个，那么可以参考下面方法。......
Virtual Serial Port for Linux
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IneedtotestaserialportapplicationonLinux,however,mytestmachineonlyhasoneserialport. Isthereawaytoaddavirtualseria......
What is the difference between mutex and critical
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: PleaseexplainfromLinux,Windowsperspectives? IamprogramminginC#,wouldthesetwotermsmakeadifference.Pleasepostasmuchas......
Run an untrusted C program in a sandbox in Linux t
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IwaswonderingifthereexistsawaytorunanuntrustedCprogramunderasandboxinLinux.Somethingthatwouldpreventtheprogramfromo......
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