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An efficient way to transpose a file in Bash
I have a huge tab-separated file formatted like this
29 Answers
29
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How to sort a dataFrame in python pandas by two or more columns?
Suppose I have a dataframe with columns a , b and c , I want to sort the dataframe by column b in ascending order, and by column c in descending order, how do I do this?
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Best practices/guidance for maintaining assembly version numbers
I'm looking for pointers, suggestions, and even dictation on how to manage the three different assembly version numbers for a .NET assembly. The Product version is the simplest, as this seems would normally be dictated by business. Then, the file version seems to be for versioning between deploym...
Algorithm to detect corners of paper sheet in photo
What is the best way to detect the corners of an invoice/receipt/sheet-of-paper in a photo? This is to be used for subsequent perspective correction, before OCR.
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Accessing items in an collections.OrderedDict by index
Lets say I have the following code:
9 Answers
9
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Current time formatting with Javascript
I want to get current time in a specific format with javascript.
14 Answers
14
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how does array[100] = {0} set the entire array to 0?
How does the compiler fill values in char array[100] = {0}; ? What's the magic behind it?
4 Answers
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How to sleep for five seconds in a batch file/cmd [duplicate]
Windows's Snipping tool can capture the screen, but sometimes I want to capture the screen after five seconds, such as taking an image being displayed by the webcam. (Run the script and smile at the camera, for example.)
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Java recursive Fibonacci sequence
Please explain this simple code:
36 Answers
36
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Is there any boolean type in Oracle databases?
Is there any Boolean type in Oracle databases, similar to the BIT datatype in Ms SQL Server?
11 Answers
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