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Standard Macros in Nagios
Standard macros that are available in Nagios are listed here. On-demand macros and macros for custom variables are described here. Macro Validity Although macros can be used in all commands you define, not all macros may be “valid” in a particular type of command. For example, some macros may only be valid during service notification commands, […]
Getting Started with Git: 25 Essential Commands for Beginners
Git is a powerful version control system that every developer should know. Whether you’re collaborating with others or managing your own projects, these 25 Git commands will help you navigate and control your codebase efficiently. 1. git init Initializes a new Git repository in your project directory. git init 2. git clone Clones an existing […]
Receive Caller ID and dial USSD via AT commands
Sample code : #include “SIM900.h” #include //#include “inetGSM.h” //#include “sms.h” //#include “call.h” //To change pins for Software Serial, use the two lines in GSM.cpp. //GSM Shield for Arduino //www.open-electronics.org //this code is based on the example of Arduino Labs. //Simple sketch to communicate with SIM900 through AT commands. //InetGSM inet; //CallGSM call; //SMSGSM sms; int […]