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check if directory exists and delete in one command unix
Is it possible to check if a directory exists and delete if it does,in Unix using a single command? I have situation where I use ANT 'sshexec' task where I can run only a single command in the remote machine. And I need to check if directory exists and delete it...
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Insert code into the page context using a content script
...ions. I just started developing one to catch YouTube events. I want to use it with YouTube flash player (later I will try to make it compatible with HTML5).
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Style input element to fill remaining width of its container
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as much as everyone hates tables for layout, they do help with stuff like this, either using explicit table tags or using display:table-cell
<div style="width:300px; display:table">
<label for="MyInput" style="display:table-cell; width:1px">label&nbsp;text</la...
Meaning of @classmethod and @staticmethod for beginner? [duplicate]
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Though classmethod and staticmethod are quite similar, there's a slight difference in usage for both entities: classmethod must have a reference to a class object as the first parameter, whereas staticmethod can have no parameters at all.
Example
class Date(object)...
“Invalid form control” only in Google Chrome
...below works well in Safari but in Chrome and Firefox the form will not submit. Chrome console logs the error An invalid form control with name='' is not focusable . Any ideas?
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Insert a commit before the root commit in Git?
I've asked before about how to squash the first two commits in a git repository.
15 Answers
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Split List into Sublists with LINQ
...<SomeObject> into several separate lists of SomeObject , using the item index as the delimiter of each split?
31 An...
How to find the sum of an array of numbers
Given an array [1, 2, 3, 4] , how can I find the sum of its elements? (In this case, the sum would be 10 .)
43 Answers
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vs vs for inline and block code snippets
My site is going to have some inline code ("when using the foo() function...") and some block snippets. These tend to be XML, and have very long lines which I prefer the browser to wrap (i.e., I don't want to use <pre> ). I'd also like to put CSS formatting on the block snippets.
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What is the best (and safest) way to merge a Git branch into master?
A new branch from master is created, we call it test .
13 Answers
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