Shell

SZ command Use description: The SZ command is to use the Zmodem protocol to transfer files from the Linux server to the local, one or more files can be transmitted at a time. The corresponding to upload files from the local to the Linux server, you

Local Test Cases: # there can be no spaces on either side of the equal sign, before the error has been out here yesterday= ' date-d last-day +%y-%m-%d ' echo $yesterday curday= ' Date +%y-%m-%d ' echo $curday echo "Now time: ' Date ' +%y%m%d%T '"

Using a shell to determine whether a device node exists, such as inserting a 4G Modem Sierra module into a Linux system, generates a series of TTY devices, typically with a command to send and receive at. For example, a device node is a/DEV/TTYUSB2

VxWorks Shell is also called the kernel shell, that is, the shell program running on the Development Board, can be connected via serial port or Telnet on the host, the shell input I can see the "Tshell" task (depending on the name of the creation),

To realize n7000r automatic photograph as an example Method One:@echo Offset I=1EchoOpen cameraadb shell am start-N"Com.android.gallery3d/com.android.camera.cameralauncher": CLICK:: Delay 2 secondsPing 127.0.0.1-N2>nulEchoClick%i%..., take

ADB Shell TopOne, the relevant parameters: >ADB Shell Top-h Usage:top [-M Max_procs] [-N iterations] [-D delay] [-s sort_column] [-t] [-h] -M Num Maximum number of processes to display . Show up to how many processes -N num Updates to

How to use the command:1, unzip the ADB package to the specified folder, including files include:adb.exe,adbwinapi.dll,adbwinusbapi.dll ;2, open CMD (win+r) into the ADB path, start to execute the ADB command.ADB command set: ADB debugging

To enter a long character into the phone, you can use the ADB shell input "" to enter the desired character, but for some special characters, the use of adb shell input will be problematicsuch as special characters "?"There are two ways of doing

20.1 Shell Script IntroductionShell is a scripting language• Logic Judgments, loops, and other syntax can be used• Functions can be customizedShell is a collection of system commandsshell scripts enable automated operations, which can greatly

As shown in title, when Zabbix_server uses Zabbix_get to get the data for a custom "userparameter" script, there is an error message shown in title[Email protected] scripts]#/usr/local/zabbix/bin/zabbix_get-s 127.0.0.1-k

Recent work requires the use of the hard disk shell script Automation partition and mount operation, Google has some information, the following is a summary.If the hard disk is not partitioned (logical partition or extended partition, about the

If a system administrator spends a lot of time solving problems and doing repetitive work, you should wonder if he is doing the right thing. An efficient system administrator should make a plan to spend as little time as possible on repetitive tasks.

1. In bash, the value of each variable is string 2, view the environment variable of a process cat/proc/$PID/environ | TR ' \ s ' \ n ' 3, variable assignment 3.1, var=value, note that var = value is not an assignment operation, but an equality

As with other languages, the shell can also contain external scripts. The Execute reference script can use source or.Example 1 test.sh #shell#!/bin/shecho "test.sh开始执行"wc -l test2.sh #shell#!/bin/shecho "$0开始执行"source test.shecho

The role of the shell: between the system kernel and the user, is responsible for interpreting the command line.·Shell programs that are used by default after logging in, typically/bin/bashDifferent shell internal instructions, operating environment,

===============================================2018/9/12_ the 1th time to modify Ccb_warlock===============================================Problem:Upload the Sh script (tmp.sh) written in VS code to the server (CentOS) and run The Times "$ ' \ R ':

Previous section Review　　In the previous blog post, I focused on the background of Shell scripting, how to create the first shell script in life, and the shell variables. The next step is to introduce shell programming, mainly around shell

What is a shell?Shell is the command interpreter, is the UNIX operating system user interface, the program from the user interface to get input information, the shell of the user program and its input translated into the operating system kernel

There is a router in the home that uses the old Mozie firmware (Padavan). In order to be able to access the router in the company, or the home computer, you need to configure a dynamic Domain name resolution (DDNS) for the router. The following

In Linux/Unix, some programs are command-line or service programs. Generally, there is a configuration file to describe their running rules. These rules are usually stored in the database, maintained by other applications. This involves a question: