大约有 21,000 项符合查询结果（耗时：0.0193秒） [XML]
Executing multiple commands from a Windows cmd script
I'm trying to write a Windows cmd script to perform several tasks in series.
However, it always stops after the first command in the script.
...
Script parameters in Bash
I'm trying to make a shell script which should be used like this:
5 Answers
5
...
What does if __name__ == “__main__”: do?
...relates to your question about the __name__ checks we always see in Python scripts.
Code Sample
Let's use a slightly different code sample to explore how imports and scripts work. Suppose the following is in a file called foo.py.
# Suppose this is foo.py.
print("before import")
import math
print(...
How to run a PowerShell script
How do I run a PowerShell script?
15 Answers
15
...
How to get the source directory of a Bash script from within the script itself?
How do I get the path of the directory in which a Bash script is located, inside that script?
67 Answers
...
Automatically start forever (node) on system restart
...l paths when executing binaries in cron.
Also, if the path to your forever script is not correct, run which forever to get the full path.
Given that forever calls node, you may also want to provide the full path to node:
@reboot /usr/local/bin/forever start -c /usr/local/bin/node /your/path/to/you...
Mechanisms for tracking DB schema changes [closed]
...
In the Rails world, there's the concept of migrations, scripts in which changes to the database are made in Ruby rather than a database-specific flavour of SQL. Your Ruby migration code ends up being converted into the DDL specific to your current database; this makes switching d...
How to fix “Attempted relative import in non-package” even with __init__.py
...(described below by BrenBarn) needed to allow these imports for executable scripts (e.g. when using a shebang and doing ./my_script.py at the Unix shell) would all be useful. This whole issue was quite tricky for me to figure out or find concise and understandable documentation on.
...
Angularjs ng-model doesn't work inside ng-if
...
The ng-if directive, like other directives creates a child scope. See the script below (or this jsfiddle)
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.0rc1/angular.min.js"></script>
<script>
function main($scope) {
$scope.testa = false;
...
How to check if running as root in a bash script
I'm writing a script that requires root level permissions, and I want to make it so that if the script is not run as root, it simply echoes "Please run as root." and exits.
...