how to clear screen

In the Mac OS X operating system of apple, there are many ways to hide the display of files. The simplest method is to enter commands on the Mac terminal. The command for displaying/hiding a Mac hidden file is as follows (note the spaces and make

Create a directory test mkdir/test under the root directory (/) Change the current directory to/testIn this directory, create an empty file with the abbreviation of your own name, and then create two subdirectories (-XH) and (AH ); mkdir-P/test/ycy/

IOS simple canvas implementation, ios canvas    Design Requirements 1. Set the size and color of the paint brush. 2. Clear screen, undo, eraser, and photo import Functions 3. Save the painted image to the album.  Implementation 1. Paint Brush

Linux terminal ANSI control code format: \ 033 [word background color; font color m string \ 033 [0 mprintf ("\ 033 [41; 32 m font background is red, the word is green \ 033 [0 m \ n "); 41 is the back color of the word, 32 is the font color, the

Dark Horse programmer _ JavaSE learning summary 01st-day _ Java overview, _ javase_java ------- Android training, java training, and hope to communicate with you! ---------- 01.01 computer Overview Computer: it is also known as a Computer. It is a

#include #include#defineUchar unsigned char#defineLcd_port PORTA#defineLcd_ddr Ddra#defineLcd_pin Pina#defineLcd_data ((1#defineEn_set portc|= (1//en pull High#defineEN_CLR portc&=~ (1//en pull Low#defineRs_set portc|= (1#defineRS_CLR portc&=~

Have you ever had this experience? input ADB shell in the command line and then use the command to operate your mobile phone or simulator. However, these commands are common Linux commands, which are not easy to use. Have you ever thought about

Delete Ctrl + D Delete the character at the cursor location is equivalent to X in vim or dlctrl + H Delete the character before the cursor location is equivalent to HX in vim or dhctrl + k Delete All characters behind the cursor is equivalent in vim,

Venus attributes1320 in blood, 1620 in attack power, and 250 in attack speedFrom the attribute point of view, Venus's strength is better than the first few new fighters, with 1620 of the ultra-high attack power, killing the Angel in front of the

#include #include#include#includeintHigh, width;//Game Screen SizeintBird_x, bird_y;//Bird's coordinatesintBar1_y, Bar1_xdown, bar1_xtop;//obstaclesintScore;//score, passing the number of obstaclesvoidGotoxy (intXintY) {//similar to the clear screen

echo Display in shell script with color display, echo display with color, need to use the parameter-e format as follows: Echo-e "\033[word background color; text color m string \033[0m" Example: Echo-e "\033[41;36m something Here \033[0m "where 41

Display.h[CPP]View Plaincopy /************************************************************* Filename:display.h Filefunc: Control screen display information and cursor status header file version:v0.1 Author:sunrier date:2012-06-09

Linux Command line edit shortcut keys History displays a list of command histories ↑ (ctrl+p) Show previous command ↓ (CTRL + N) Displays the next command !num the NUM command that executes the command history list !! Executes the

Set in preference settings A Mac operating system (shortcuts for self-surfing search) Shortcut: Command + TAB: Switch between different applications Command + ~ (anti-quote): Switch between the same application COMMAND + N: The application

Linux Command-line edit shortcut: History displays a list of command histories ↑ (Ctrl+p) Displays the previous command ↓ (Ctrl+N) Displays the next command!num executes the command history list of the num-bar command!! Execute the last command!?

GoalBe familiar with the commands commonly used by LinuxLsClearCdPwdMkdirTouchRmCpMvTreechmodFindGrepredirectSoft connections, hard linksCompressionShutdownRebootW.H.O.ExitpasswdSudo1> viewing file information: lsLS is the abbreviation of the

1. Introduction to Commands More (more) The command displays one screen of text at a time, stops after full screen, and a hint appears at the bottom of the screen, giving a percentage of the file that has been shown so far, which is convenient to

1 Introduction and installation of LinuxLinux is a set of free-to-use and freely-propagated Unix-like operating systems. Linux and iOS, as well as Mac OS X, are all UNIX-centric design ideas.Linux is the main system: redhat and Cent OS.-unix

SFTP is the abbreviation for Secure File Transfer protocol, security File Transfer Protocol. You can provide a secure encryption method for transferring files. SFTP has almost the same syntax and functionality as FTP. SFTP is part of SSH and is a

Sometimes we need to repeat the previous commands in Bash. You can, of course, use the UP ARROW keys to view the commands you've run before. But there are some better ways, for example, to master the following shortcuts. 1)!! : Repeat the previous