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How does bash tab completion work?
I have been spending a lot of time in the shell lately and I'm wondering how the tab autocomplete works. What's the mechanism behind it? How does the bash know the contents of every directory?
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GCD to perform task in main thread
I have a callback which might come from any thread. When I get this callback, then I would like to perform a certain task on the main thread.
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Best content type to serve JSONP?
I have a webservice that when called without specifying a callback will return a JSON string using application/json as the content type.
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MongoDB/NoSQL: Keeping Document Change History
A fairly common requirement in database applications is to track changes to one or more specific entities in a database. I've heard this called row versioning, a log table or a history table (I'm sure there are other names for it). There are a number of ways to approach it in an RDBMS--you can wri...
Lowercase JSON key names with JSON Marshal in Go
I wish to use the "encoding/json" package to marshal a struct declared in one of the imported packages of my application.
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What is the difference between Class and Klass in ruby?
What is the difference between Class and Klass?
4 Answers
4
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How to un-escape a backslash-escaped string?
Suppose I have a string which is a backslash-escaped version of another string. Is there an easy way, in Python, to unescape the string? I could, for example, do:
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How to resize an Image C#
As Size , Width and Height are Get() properties of System.Drawing.Image ;
How can I resize an Image object at run-time in C#?
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git - Find commit where file was added
Say I have a file foo.js that was committed some time ago. I would like to
simply find the commit where this file was first added.
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How expensive is RTTI?
I understand that there is a resource hit from using RTTI, but how big is it? Everywhere I've looked just says that "RTTI is expensive," but none of them actually give any benchmarks or quantitative data reguarding memory, processor time, or speed.
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