Transferred from: http://blog.chinaunix.net/space.php?uid=20697318do=blogid=1891382FG, BG, Jobs, , CTRL + Z are all related to system tasks, although these commands are largely not needed now, but they are also usefulOne. is most often usedThis is used at the end of a command, you can put this command in the background to executeTwo. CTRL + ZYou can put a command that is executing in the foreground in the background and pauseThree. JobsSee how many commands are currently running in the backgrou
Linux task control (bg job fg nohup ) I. Introduction The biggest advantage of Linux/Unix which is different from Microsoft platform is real multi-user and multi-task. Therefore, there are also special management ideas in task management. We know that in Windows, we either have a program running on the background as a service or stop the service. The program cannot be switched between the foreground and background. Linux provides
How to use FG to quickly return to vim?When you use VIM to modify a parameter in a file, you cannot remember the parameters for a long time. It often appears that when we just opened this file with Vim, we forgot the parameters just now. At this point we need to temporarily exit this file to find parameters in a directory. Or, you have multiple open actions to close the same file.So how do you make this kind of operation easier and quicker?Now if you
Example: VI test.cCTRL + Z stops the test.c of VI open and goes to the backgroundand open a VI buf.c.CTRL + Z stops the BUF.C of VI open and goes to the backgroundThe task list is now visible through jobsSwitch tasks with FG + numberSuch as:root:~/data/worksspace$ Jobs[1]-has stopped VI test.c[2]+ has stopped VI BUF.C[Email protected]:~/data/testspace$ FG 1VI test.cAt this point the VI open test.c to the fo
Give the photographer a detailed analysis of the performance of the Canon 100D camera and the performance comparison of the Nikon D5200 camera.
Analytical sharing:
Canon 100D uses a 1.04 million-pixel 3-inch LCD touchscreen, which allows you to adjust the camera's parameters with a direct touch, which is comfortable to handle with a skin-slip handle at the back. The fuselage size is 116.8x90.7x69.
Give the photographer a detailed analysis of the performance of the Canon 100D camera and the performance comparison of the Nikon D7100 camera.
Analytical sharing:
Canon 100D is equipped with a stepper motor ef-s 18-55mm f3.5-5.6 is STM lens, can achieve quiet, smooth autofocus drive, make the video quieter. Canon 100D also has 7 creative filt
To the photographic enthusiasts for detailed analysis to share the Canon 100D camera performance and Canon 650D camera performance comparison.
Analytical sharing:
Canon 100D uses a 1.04 million-pixel 3-inch LCD touchscreen, which allows you to adjust the camera's parameters with a direct touch, which is comfortable to handle with a skin-slip handle at the back. The fuselage size is 116.8
Linux/Unix is different from Microsoft's platform. The biggest advantage is the real multi-user, multi-task. Therefore, there are also special management ideas in task management. We know that in windows, we either makeProgramThe service is always running in the background, or the service is stopped. The program cannot be switched between the foreground and background.
Linux provides FG and BG commands, allowing you to easily schedule running tasks
/-name Password (background perform task)Note: In effect, the use of the BG command is the same as adding the symbol "" after the instruction. For example, use to place the Find/-name password in the background executionFG: Used to put background jobs (jobs that are running in the background or suspended in the background) to the foreground terminal to run.Example:FG 1 (convert task to foreground execution)Find/-name password (foreground execution command)Nice: Used to start other programs wit
[[email protected]~]#kill-94959[[emailprotected]~]#Note that 4959 is the background process ID, not the process ID of the shell scriptReference:650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M01/4C/7D/wKioL1Q-ZqSzKhKTAAGZZbiGodI350.jpg "title=" Spec.png "alt=" Wkiol1q-zqszkhktaagzzbigodi350.jpg "/>-------Wait commandwait[process or job]: sets the waiting process or job identity-----$ wait%1 #等待作业号为3的作业完成Cat Test1 | Uniq > Newtest1 Cat Test2 | Uniq > Newtest2 WaitDiff Newtest1 Newtest2In
A lot of domestic internet war, there are famous "3Q war", "3B war" and so on, most of the 360-related. In fact, foreign internet giants also have a lot of war, but may be more respect than the domestic war users, will not let the interests of users become victims. In search, for example, Google and Bing have many years of resentment, but even if each other will use the production of a project to attack each other, but will not make the so-called hijacked the user's "difficult decision."
In the
subroutines (just manage your own bash);Foreground: You are able to control this environment called foreground work (foreground) with the command being issued.Background: Work that can be performed on its own. You cannot use [ctrl]+c to terminate him, you can use BG/FG to call the job.The "Execute" program in the background cannot wait for Terminal/shell inputDrop commands directly into the background "execute"
Tar-zpcf/tmp/etc.tar.gz
To the photographic enthusiasts to share a detailed analysis of Canon 100D performance and Canon 60D performance comparison.
Analytical sharing:
Canon 100D is equipped with a 18 million megapixel aps-c frame sensor and a digic 5 image processor with a wide range of ISO 100-12800 and can be extended to ISO 25600.
Canon 100D also equipped with multipl
Give the photographers a detailed analysis to share the value of Canon 100D camera exposure compensation.
Analytical sharing:
Canon 100D exposure compensation is ± 5, to 1/3 or 1/2 levels of increase or decrease.
Well, the above information is a small series of photography enthusiasts brought to the detailed Canon 100D camera exposure compensati
To the photography enthusiasts for detailed analysis to share the Canon 100D of this camera viewfinder type.
Analytical sharing:
Canon 100D viewfinder type is an optical viewfinder.
Okay, the above information is a small series of photography enthusiasts brought to the detailed canon 100D of this camera viewfinder type resolution to share all th
To the photographic enthusiasts for detailed analysis to share the Canon 100D camera support SDXC card problem.
Analytical sharing:
Canon 100D support SDXC Card, SDHC card, SD card, support Eye-fi.
Well, the above information is small knitting to all of you photography enthusiasts brought to the detailed Canon 100D camera support SDXC Card probl
To the photographic enthusiasts for detailed analysis to share the Canon 100D camera has a flash problem.
Analytical sharing:
Canon 100D built-in flash, supports external flash (hot boots).
Well, the above information is small knitting to all of you photography enthusiasts bring the detailed Canon 100D camera has a flash of the problem to share
To share the focus of the Canon 100D camera with a detailed analysis of photography enthusiasts.
Analytical sharing:
Canon 100D focal length for 18-55mm.
Well, the above information is a small series of photography enthusiasts brought to the detailed Canon 100D camera focal length numerical analysis of all the content of the share, you see the p
Give the photographers a detailed analysis to share the value of the size of the Canon 100D camera sensor.
Share list:
Canon 100D sensor size is 22.3x14.9mm.
Well, the above information is small knitting to all of you photography enthusiasts bring the detailed Canon 100D camera sensor size of the numerical analysis of the total content of the sh
To the photography enthusiasts to detailed analysis to share the Canon 100D Camera support remote control function problem.
Analytical sharing:
Canon 100D supports remote control functions (RC-6).
Well, the above information is small knitting to all of you photography enthusiasts bring the detailed Canon 100D camera to support the remote functio
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.