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Deleting lines from one file which are in another file
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grep -v -x -f f2 f1 should do the trick.
Explanation:
-v to select non-matching lines
-x to match whole lines only
-f f2 to get patterns from f2
One can instead use grep -F or fgrep to match fixed strings from f2 rather than patterns (...
Working with huge files in VIM
I tried opening a huge (~2GB) file in VIM but it choked. I don't actually need to edit the file, just jump around efficiently.
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How to dynamically compose an OR query filter in Django?
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162
You could chain your queries as follows:
values = [1,2,3]
# Turn list of values into list of Q...
Properties vs Methods
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From the Choosing Between Properties and Methods section of Design Guidelines for Developing Cla...
Multiply TimeSpan in .NET
...= TimeSpan.FromMinutes(1);
duration = TimeSpan.FromTicks(duration.Ticks * 12);
Console.WriteLine(duration);
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NumPy: function for simultaneous max() and min()
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12 Answers
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Adding the “Clear” Button to an iPhone UITextField
...ttribute for adding this sub-control in Interface Builder in the iPhone OS 2.2 SDK.
10 Answers
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Difference between parameter and argument [duplicate]
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202
Argument is often used in the sense of actual argument vs. formal parameter.
The formal param...
get an element's id
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297
Yes you can just use the .id property of the dom element, for example:
myDOMElement.id
Or, ...
Is there a math nCr function in python? [duplicate]
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2 Answers
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