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What should every developer know about databases? [closed]
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If you found reading this monster dautning, imagine what it felt like to write it! I didn't set out to write an essay. Once I got started, it just seemed to flow. Whoever added the bolding really helped the readers, IMO.
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Is 'switch' faster than 'if'?
...se; and memory bandwidth is a Big Deal on modern hardware.
Write code for readability. Any compiler worth its salt is going to see an if / else if ladder and transform it into equivalent switch or vice versa if it would be faster to do so.
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Reverse a string in Python
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@Paolo's s[::-1] is fastest; a slower approach (maybe more readable, but that's debatable) is ''.join(reversed(s)).
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How to pull request a wiki page on GitHub?
...applied to the wiki git. See last example link below.
Consider the wiki as read-only view on the documentation. Please note that with github.com you can still view and directly edit the files in the documentation folder. So you still can fix typos within the browser within seconds (even as PR withou...
Most useful NLog configurations [closed]
... logging links from here at SO (you might have seen some or all of these already):
log4net vs. Nlog
Logging best practices
What's the point of a logging facade?
Why do loggers recommend using a logger per class?
Use the common pattern of naming your logger based on the class Logger logger = Log...
Framework vs. Toolkit vs. Library [duplicate]
...amework. (I'm looking at you, .NET!)
Basically, all the control flow is already in the framework, and there's just a bunch of predefined white spots that you can fill out with your code.
A library on the other hand is a collection of functionality that you can call.
I don't know if the term toolk...
Skip List vs. Binary Search Tree
...he affected node need to be locked.
Update from Jon Harrops comments
I read Fraser and Harris's latest paper Concurrent programming without locks. Really good stuff if you're interested in lock-free data structures. The paper focuses on Transactional Memory and a theoretical operation multiwor...
Migrating from JSF 1.2 to JSF 2.0
...hroughout the above XML snippet.
Ensure that root declaration of web.xml already complies at least Servlet 2.5. JSF 2.0 won't work on 2.4 or lower (although it's hackable).
<web-app
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
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Should I use tag for icons instead of ? [closed]
...n another way. It expresses a technical term that may be unfamiliar to the reader and would be typically italicized. ("Here at Twitter, this is what we call a reply arrow.") And it is a term from another language: a symbolic language.
If, instead of the arrow symbol, Twitter used <i>shout ou...
What's the difference between UTF-8 and UTF-8 without BOM?
... of bytes at the start of a text stream (0xEF, 0xBB, 0xBF) that allows the reader to more reliably guess a file as being encoded in UTF-8.
Normally, the BOM is used to signal the endianness of an encoding, but since endianness is irrelevant to UTF-8, the BOM is unnecessary.
According to the Unicod...