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An alias will last for the life of the shell session. Regularly used aliases can be set from the shell's rc file (such as .bashrc) so that they will be available upon the start of the corresponding shell session. The alias commands may either be written in the config file directly or sourced from a separate file.
PowerShell enables the creation of aliases for cmdlets, which PowerShell textually translates into invocations of the original commands. PowerShell supports both named and positional parameters for commands. In executing a cmdlet, the job of binding the argument value to the parameter is done by PowerShell itself, but for external executables ...
In PowerShell, all types of commands (cmdlets, functions, script files) inherently expose data about the names, types and valid value ranges/lists for each argument. This metadata is used by PowerShell to automatically support argument name and value completion for built-in commands/functions, user-defined commands/functions as well as for ...
The types of objects that can be iterated across (my_list in the example) are based on classes that inherit from the library class ITERABLE. The iteration form of the Eiffel loop can also be used as a boolean expression when the keyword loop is replaced by either all (effecting universal quantification) or some (effecting existential ...
getopt optstring [parameters] getopts optstring varname [parameters] The optstring part has the same format as the C sibling. The parameters part simply accepts whatever one wants getopt to parse. A common value is all the parameters, "$@" in POSIX shell. This value exists in getopts but is rarely used, since it can just access the shell's ...
If pushd is not provided with a path argument, in Unix it instead swaps the top two directories on the stack, which can be used to toggle between two directories. The popd command removes (or 'pops', in the stack analogy) the current path entry from the stack and returns to the path at the top of the stack as the new working directory. [4] [5]
Using an alias as an email address gives you all the benefits of 2 email addresses without any of the added hassle. Enjoy conveniences such as one password and a centralized Inbox for all your emails. Launch Desktop Gold. Sign on with your username and password. Click the Write icon at the top of the window.
A language that supports the statement construct typically has rules for one or more of the following aspects: . Statement terminator – marks the end of a statement ...