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How to add leading zeros for for-loop in shell? [duplicate]
....05}; do echo "$i"; done
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Disclaimer: Leading zeros only work in >=bash-4.
If you want to use printf, nothing prevents you from putting its result in a variable for further use:
$ foo=$(printf "%02d" 5)
$ echo "${foo}"
05
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Remove all classes that begin with a certain string
...veral groups. Each group has a specific prefix. In the javascript, I don't know which class from the group is on the div. I want to be able to clear all classes with a given prefix and then add a new one. If I want to remove all of the classes that begin with "bg", how do I do that? Something like t...
Extract digits from a string in Java
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Matt
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answered Oct 27 '10 at 7:43
codaddictcodadd...
How can I test what my readme.md file will look like before committing to github?
...n the .md format. Is there a way can I test what my readme.md file will look like before committing to github?
23 Answer...
How do I create a namespace package in Python?
In Python, a namespace package allows you to spread Python code among several projects. This is useful when you want to release related libraries as separate downloads. For example, with the directories Package-1 and Package-2 in PYTHONPATH ,
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minimize app to system tray
...s handler, you override the
basic functionality of the Resize event to make the form minimize to
the system tray and not to the taskbar. This can be done by doing the
following in your form’s Resize event handler: Check whether the
form’s WindowState property is set to FormWindowState.Mi...
What is the difference between an interface and abstract class?
... contract: The person writing the interface says, "hey, I accept things looking that way", and the person using the interface says "OK, the class I write looks that way".
An interface is an empty shell. There are only the signatures of the methods, which implies that the methods do not have a body....
How do I mount a remote Linux folder in Windows through SSH? [closed]
...udent currently in a system admin/shell programming class. Although ssh works fine for executing commands like ls, pwd, etc editors do not work well with my screen reader and an ssh session. I was wondering if it is possible to mount a Linux folder over ssh so it appears as a windows drive? This way...
try/catch versus throws Exception
...swered Jul 13 '10 at 21:15
Jon SkeetJon Skeet
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How can I see incoming commits in git? [duplicate]
...lias for one of them) because it's easy to have lots of local branches tracking and being tracked by lots of remote branches and have no trouble keeping it together.
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