Unix shell and basic commandsGorodkin, Jan
Learning basic Unix commands is essential if your using a shell hosting company for your Eggdrop. There are a few rules you should always remember when using the command line interface. Unix is unforgiving, if you delete a file you cannot retrieve it. Unix commands are CASE SENSITIVE. It is...
including the process ID, which you need if you have to kill a process. Normally, when you have been kicked out of a dialin session or have otherwise managed to get yourself disconnected abruptly, this list will contain the processes you need to kill. Those may include the shell (tcsh or...
2.1 SHELL BASICS Before we take up shell scripting, let’s review some of the basic features and syntax of the shell. The material in this section applies to all major shells in the sh lineage (including bash and ksh, but not csh or tcsh), regardless of the exact platform you are usin...
Entering shell commands The basic form of a UNIX command is:commandname [-options] [arguments] The command name is the name of the program you want the shell to execute. The command options, usually indicated by a dash, allow you to alter the behavior of the command. The arguments are th...
Instead of getting into the dark mesh of text processing, shell syntax, and other issues, in this chapter we strive to cover the basic commands needed to get you up to speed with the system if you’re coming from a non-Unix environment. This chapter is far from complete; a real beginne...
2.1 SHELL BASICS Before we take up shell scripting, let’s review some of the basic features and syntax of the shell. The material in this section applies to all major shells in the sh lineage (including bash and ksh, but not csh or tcsh), regardless of the exact platform you are usin...
Learn how to use the UNIX shell to wrangle data and inspect data files. Learning objectives In this module, you'll learn how to: Do basic file inspection with commands such ashead,tail,wc,less, andsort. Use thecatcommand to create, append, display, and concatenate files. ...
UNIX-basics UNIX, Shell Scripting and Perl Introduction Bart Zeydel 2003
UNIX/Linux shell commands can be used to detect events and generate alerts. When the rule is run, the provided command is executed on the agent, and if the output matches the provided filter, the alert is generated. Target Rules and monitors run on the agent computer of each instance of ...