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Insert line after first match using sed
... about inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
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Disabling swap files creation in vim
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Swap files are good if your editor crashes though (power outage etc.), just keep in mind.
– koonse
Mar 3 '15 at 2:52
2
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How to set UICollectionViewDelegateFlowLayout?
...ller maintains a reference to a UICollectionView. The controller should modify the built-in flow layout using the UICollectionViewDelegateFlowLayout.
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Listing and deleting Git commits that are under no branch (dangling?)
...tion, but if you want, you could still get to it with git checkout 000001. Now the question is, Is 000001 a dangling commit, or an unreachable commit, or neither, or both?
– chharvey
Sep 21 '18 at 1:10
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iPhone Debugging: How to resolve 'failed to get the task for process'?
I have just added a provisioning profile to XCode (needed to support notifications and in app purchase), setup as needed the build configuration for ad hoc distribution, and tried to run the app on the device (I have done this several times in the past, without any problem).
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WebDriver: check if an element exists? [duplicate]
How to check if an element exist with web driver?
10 Answers
10
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android asynctask sending callbacks to ui [duplicate]
...}
EDIT
Since this answer got quite popular, I want to add some things.
If you're a new to Android development, AsyncTask is a fast way to make things work without blocking UI thread. It does solves some problems indeed, there is nothing wrong with how the class works itself. However, it brings s...
Recursion or Iteration?
Is there a performance hit if we use a loop instead of recursion or vice versa in algorithms where both can serve the same purpose? Eg: Check if the given string is a palindrome.
I have seen many programmers using recursion as a means to show off when a simple iteration algorithm can fit the bill.
D...
Best GWT widget library? [closed]
...c) and incorporate it to your project. Try to use extended components ONLY if you don't see a way to do it with vanilla GWT. This way you don't tie yourself to these libraries which are ALWAYS a pain when you try to do something that doesn't appear in the demo application, contain many bugs and thei...
Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers
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You need to specify data, index and columns to DataFrame constructor, as in:
>>> pd.DataFrame(data=data[1:,1:], # values
... index=data[1:,0], # 1st column as index
... columns=data[0,1:]) # 1st row...