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GitHub: searching through older versions of files
...ng GitHub I can search through all the current versions of my files in a repo. However, I would also like to search through the older versions of my repo files. For example, say, I used to have a function called get_info() in my code, but deleted it several versions ago, is it possible to search for...
How do I implement basic “Long Polling”?
I can find lots of information on how Long Polling works (For example, this , and this ), but no simple examples of how to implement this in code.
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leading zeros in rails
I have fields hr and min , both integers in my application. For hr field, if the user enters "1" I would like Rails to automatically pad it to "01" before saving it to the database. Also for the min field if the user enter "0" it should put in as "00".
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Check if string ends with one of the strings from a list
What is the pythonic way of writing the following code?
8 Answers
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How to remove a column from an existing table?
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ALTER TABLE MEN DROP COLUMN Lname
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Selecting only numeric columns from a data frame
Suppose, you have a data.frame like this:
11 Answers
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What is the difference between IEqualityComparer and IEquatable?
I want to understand the scenarios where IEqualityComparer<T> and IEquatable<T> should be used.
The MSDN documentation for both looks very similar.
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Complete Working Sample of the Gmail Three-Fragment Animation Scenario?
TL;DR: I am looking for a complete working sample of what I'll refer to as "the Gmail three-fragment animation" scenario. Specifically, we want to start with two fragments, like this:
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How to reformat JSON in Notepad++?
I need Notepad++ to take a json string from this
21 Answers
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Using the star sign in grep
I am trying to search for the substring "abc" in a specific file in linux/bash
10 Answers
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