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Check number of arguments passed to a Bash script
...
Just like any other simple command, [ ... ] or test requires spaces between its arguments.
if [ "$#" -ne 1 ]; then
echo "Illegal number of parameters"
fi
Or
if test "$#" -ne 1; then
echo "Illegal number of parameters"
fi
Suggestions
When in Bash,...
Is there a way to pass the DB user password into the command line tool mysqladmin?
...e to manually type the password. Is there any way to pass it in on the command line when launching the executable?
3 Answer...
Rails has_many with alias name
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FYI: this also works for has_and_belongs_to_many associations, only no need for the "foreign_key" piece
– David Moritz
Jun 6 '18 at 21:04
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Can't install Ruby under Lion with RVM – GCC issues
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This answer was edited multiple times and now contains several alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should not need GCC. If you...
How to detect Ctrl+V, Ctrl+C using JavaScript?
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Why the keydown and keyup handlers on document? You can test for the Ctrl key in the $(".no-copy-paste").keydown handler. Also, there's no need for the e.keyCode || e.which bit: e.keyCode works in all browsers that e.which works in, so e.whi...
How do I start PowerShell from Windows Explorer?
...n a specific folder from Windows Explorer, e.g. to right-click in a folder and have an option like "Open PowerShell in this Folder"?
...
Is there an easy way to create ordinals in C#?
...he answer, please supply your own, showing us the "proper" way to do this, and why it matters.
– B2K
Apr 6 '17 at 16:05
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show 9 more commen...
How to copy commits from one branch to another?
...\
x - x - x (wss)
So all you have to do is git checkout v2.1 and git merge wss. If for some reason you really can't do this, and you can't use git rebase to move your wss branch to the right place, the command to grab a single commit from somewhere and apply it elsewhere is git cherry-...
Will Google Android ever support .NET? [closed]
Now that the G1 with Google's Android OS is now available (soon), will the android platform ever support .Net?
13 Answers
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Packing NuGet projects compiled in release mode?
...modified in the project file directly (no VS GUI option). To avoid the command-line property tweak for all future nuget pack calls, edit the project file XML in your favorite text editor.
– patridge
Jun 30 '11 at 22:07
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