Error when using Git credential helper with gnome-
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: IwaslookingforawaytostorecredentialssecurelywhileconnectingtoourGitserverwhichusesSSL.Icameacrossthissuggestionby@ja......
How can I pipe initial input into process which wi
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: I'dliketobeabletoinjectaninitialcommandintothelaunchingofaninteractiveprocess,sothatIcandosomethinglikethis: echo"i......
Can I open a socket and pass it to another process
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: InLinux,isitpossibleformetoopenasocketandpassthesockettoanotherprocess? Ifyes,canyoupleasetellmewhereIcanfindane......
filp_open/filp_close/vfs_read/vfs_write
Linux系统成功的关键因素之一就是具有与其他操作系统和谐共存的能力。Linux系统的文件系统由两层结构构建:第一层是虚拟文件系统(VFS),第二层是各种不同的具体的文件系统。VFS就是把各种具体的文件系统的公共部分抽取出来,形成一个抽象层,是系......
Maximum length of command line argument that can b
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: IamcallingSQL*PlusfromLinuxCShell: sqlplususername/password@file.sqlvar1var2var3 IfIpassastringasvar1,howlongcanthis......
Forcing bash to expand variables in a string loade
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: Iamtryingtoworkouthowtomakebash(force?)expandvariablesinastring(whichwasloadedfromafile). Ihaveafilecalled"somethi......
How can I randomize the lines in a file using stan
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: HowcanIrandomizethelinesinafileusingstandardtoolsonRedHatLinux? Idon'thavetheshufcommand,soIamlookingforsomething......
How to use debug version of libc
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: Shortversionofquestion: HowcanIgetgdbtousethedebuggingsymbolsforlibc? Longerversion: IamdebuggingaprogramwithgdbandI......
How to extract duration time from ffmpeg output?
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: Togetalotofinformationaboutamediafileonecando ffmpeg-i<filename> whereitwilloutputalotoflines,oneinparticular Dur......
Script parameters in Bash
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: I'mtryingtomakeashellscriptwhichshouldbeusedlikethis: ocrscript.sh-from/home/kristoffer/test.png-to/home/kristoffer/test.txt......
How can I generate new variable names on the fly i
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: I'mtryingtogeneratedynamicvarnamesinashellscripttoprocessasetoffileswithdistinctnamesinaloopasfollows: #!/bin/bash ......
Is gettimeofday() guaranteed to be of microsecond
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: Iamportingagame,thatwasoriginallywrittenfortheWin32API,toLinux(well,portingtheOSXportoftheWin32porttoLinux). Ihav......
Shell/Bash shortcut for bulk renaming of files in
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: IsthereashortcutinShell/Bashthatcanrenameallthefilesinafolderbasedonaregexorsomeothercriteria.WhatIamlookingforhe......
Simulating ENTER keypress in bash script
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: I'vecreatedareallysimplebashscriptthatrunsafewcommands. oneofthesecommandsneedsuserinputduringruntime.i.eitaskstheuse......
What is the difference between using `sh` and `sou
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: Whatisthedifferencebetweenshandsource? source:sourcefilename[arguments] ReadandexecutecommandsfromFILENAMEandreturn.T......
linux中配置JDK环境变量
使用的centos版本为7.5 首先我们要把jdk拷到linux中,这里我们借助XShell工具,我们先来看看Xshell的用法 打开Xshell后点击文件,新建,如下图: 起一个名称,主机填写linux的的IP地址,打开终端输入ifconfig即可查看ip地址 红色箭头指向的地方就是......
Why is creating a new process more expensive on Wi
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: I'veheardthatcreatinganewprocessonaWindowsboxismoreexpensivethanonLinux.Isthistrue?Cansomebodyexplainthetechnicalr......
How can a process intercept stdout and stderr of a
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: Ihavesomescriptsthatoughttohavestoppedrunningbuthangaroundforever. IstheresomewayIcanfigureoutwhatthey'rewritingto......
Register file extensions / mime types 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: I'mdevelopingaLinuxapplicationthathasitsownfileformat.Iwantmyapptoopenwhenyoudouble-clickonthosefiles. HowcanIregis......
How can I programmatically create a new cron job?
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: Iwanttobeabletoprogramaticallyaddanewcronjob,whatisthebestwaytodothis? Frommyresearch,itseemsIcoulddumpthecurren......