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Today, I have a problem. The parameters behind git are tab-key, such as Git c_Search the internet for half a day to find the answer as followsToday in Linux with Useradd new users, found that the use of new users when landing, in the shell can not use the TAB key to complete the command, press the up and down keys can not switch historical commands, garbled phenomenon. The root user is OK.Later found that in/etc/passwd, the new user shell and the root user is not the same.Root uses/bin/bash.New
After entering http://127.0.0.1:8050/in Google Chrome, enter to see visual results#-*-Coding:utf-8-*-"" "Created on Sun Mar one 10:16:43 2018@author:administrator" "" Import Dashimport Dash_core_componen TS as Dccimport dash_html_components as Htmlapp = Dash. Dash () App.layout = html. DIV (children=[ HTML. H1 (children= ' Dash tutorials '), DCC. Graph (
Method one, in Word, select Insert-Symbol on the menu bar, and then a dash on the symbol to select it can be entered in Word. Note that when you start the input method, press and hold "shift+-", that is, the key after the math row 0, but in the input method must be half-width state. As shown in the figure: Computer Tutorials Method Two, through some instructions to open some special symbols, want to d
limitations of the VPS host, I now prefer to simply do not deploy the mail service in the system, so the PHP mail () function is a waste of ... Of course, if need to also can be very simple to set up good. PHP's Mail () function is to use System () invoke SendMail to send mail operation, so need to chroot the environment has the ability to call the SendMail program. The common alternative is mini_sendmail, which is more ssmtp,msmtp and similar. Prerequisites: Handling/bin/sh The command line
//虚线样式 var g: TGPGraphics; p: TGPPen; begin g := TGPGraphics.Create(Canvas.Handle); p := TGPPen.Create(MakeColor(255,255,0,0),3); g.DrawLine(p, 11, 11, 333, 11); {实线} p.SetDashStyle(DashStyleDashDot); {设置虚线样式} g.DrawLine(p, 11, 33, 333, 33); {绘制任何形状都是可以的} p.Free; g.Free; end; //自定义虚线样式 var g: TGPGraphics; p: TGPPen; const dash: array[0..3] of Single = (5,2,15,10); {虚线样式数组, 数组维数大小任意} begin g := TGPGraphics.Create(Canvas.Handle); p := TG
First, meaning#!/bin/sh means that this script uses /bin/sh to interpret execution,#! is a special designator, which is followed by the path to the shell that interprets this script.In fact, the first sentence of #! is the script interpreter program path, the content of the script is interpreted by the interpreter, we can use a variety of interpreters to write the corresponding script.such as /bin/csh scripts,/bin/perl scripts,/bin/awk scripts,/bin/sed scripts, even /bin/echo , and so on.#!/bin/
Today learn bird's private dishes, according to the book hit a few shell script, but the total errorThe first is to use [] to determine the condition, = = does not work properlyThe second is to declare variables in the script to use declare, always error said, not foundFind the reason on the Internet, say is the Ubuntu uses the dash instead of bash, so when executes the script to hit like the command sh scriptfile.sh to be possible the error (at this
Best Answer Terminal, the so-called command-line interface, also known as the command terminal, the user entered the shell command with the window, and the DOS interface in Windows similar. Shell, Shellis the shell between theuser and the operating system, intermediary, GUI and CLI are shell, landing terminal can be landed bash may be csh or dash; is the interface that the operating system interacts with the user, and the shell can be us
A few days ago wrote a restart Chatterserver script, and set up a scheduled task, two points per day to execute, by checking the chatterserver process PID discovery, the next morning the PID is the same, that is, the scheduled task did not execute successfully.The initial analysis of the crontab grammar problems, but after repeated inspection did not find the problem, on the CentOS test no problem, so look at it or Ubuntu and CentOS is not the same reason, because it is not familiar with Ubuntu,
return value causes a make_ext4fs 0 error to occur This issue does not appear on Ubuntu Kylin, and must be present on arch Linux Determine if the function return value is caused by an environmental problem, first suspect the shell is different, so determine the script shebang line#!/bin/shConfirm on the arch Linux once /bin/sh , find pointing /usr/bin/bash ;Borrow a colleague's Ubuntu Kylin to confirm /bin/sh it again and find the point /usr/bin/da
opposite. 3, in the "appearance" side by side of the "Behavior" tab, there are three settings related to the initiator, respectively: whether the initiator automatically hidden switch, whether the switch to display the workspace button, and whether the Show Desktop button switch. These switches can be turned on or off as needed so that the launcher behaves more in accordance with its needs. Cancel the icon of the application button on the initiator 1, in the Ubuntu us
responsibility" principle, that is, each loader only responsible for their own things: the input information processing, and output to the next loader recognizable format. In real-world development, there are few scenarios where you need to write your own loader to achieve complex requirements, and if a file with an extension cannot be quickly integrated into an automated build tool, it is estimated that it will soon be abandoned and everyone is so busy. but the loader fundamentals of unde
embedded, chained, or introduced style sheets. Dash Many CSS properties have names that contain a dash, such as font-size. In JavaScript, however, a dash represents a subtraction (minus), so it cannot be used in a property name. This will give you an error: element.style.font-size = ' 120% '; Does this require the browser to subtract (undefined) the variable
"single responsibility" principle, that is, each loader only responsible for their own things: the input information processing, and output to the next loader recognizable format. In real-world development, there are few scenarios where you need to write your own loader to achieve complex requirements, and if a file with an extension cannot be quickly integrated into an automated build tool, it is estimated that it will soon be abandoned and everyone is so busy. but the loader fundamentals
' (transparency of artboard borders)Showborder= ' 0/1 ' (whether the chart border is displayed)bordercolor= ' color ' (border color)borderthickness= ' number ' (thickness of chart border)Borderalpha= ' 0-100 ' (border transparency)Showvlinelabelborder= ' 0/1 ' (whether to show the width of the vertical line label)Logourl= ' String ' (add the address of the Logo,logo image on the chart)Logoposition= ' tl/tr/bl/br/cc ' (logo location)Logoalpha= ' 0-100 ' (transparency of the logo)Logoscale= ' 1-3
after upgrade ." (For example, when Version 7.04 is upgraded to version 7.10, many users cannot access X Window .) At the same time, Ubuntu replaces bash with dash to further increase user troubles, bringing a wide range of compatibility issues. Unfortunately, on its own forum, Ubuntu was proved to be used at the beginning of some dash-compatible scripts #! /Bin/sh instead #! /Bin/
; Ubuntu is a beginner in the circle, in addition, the tool is basically not its own, but GNU/Linux." (Press: One year after the above dashboard is posted, Ubuntu offers a billing service that is more expensive than buying Windows Vista .) Ubuntu directly copied the special content of Debian, so some netizens called Ubuntu "the Debian of Tomato Garden ". The release of this series is proud to be unconventional. it rashly modifies key code and is extremely irresponsible to users. For example, uno
Ubuntu default desktop Unity3D has just released version 4.20, which fixes numerous bugs and becomes more stable and new features. What new changes does Unity3D have? There is a title on the Unity panel. When you are in active mode, the Ubuntulogo and "Desktop" appear. The toptitle4.20dash scroll bar changes. dashroundedscrollb Ubuntu's default desktop, Unity 3D, has just released version 4.20, which fixes countless bugs and becomes more stable and adds new features. What are some new changes
different bit rate slice file the time synchronization and the image synchronization, they are only the code rate and the resolution is different, The network transmission bandwidth is different.Has technology is essentially a streaming media server to prepare a variety of code-rate of the code stream, all the code stream is the same period of full unified image of the AV data, the client player based on the network bandwidth changes in a timely manner of scheduling different streams, the compl
a soft link from GCC to gcc-4.1) 1.2. Modify the sh version If you run Ls-la/bin/sh If the link is dash, run the following command: Sudo dpkg-reconfigure dash Select no to delete dash If this parameter is not modified, an error occurs during compilation. 2. decompress the software package and enter the directory to view important script files. $ Cd downloads $ T
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