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What's the difference between dynamic (C# 4) and var?

...ing with C# v4, but I couldn't make out the difference between a "dynamic" and "var". 14 Answers ...
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How should I unit test threaded code?

...hat is inherently multithreaded. Events come in from the operating system and I have to process them concurrently. The simplest way to deal with testing complex, multithreaded application code is this: If its too complex to test, you're doing it wrong. If you have a single instance that has mu...
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Why does pthread_cond_wait have spurious wakeups?

... operations. In the following comp.programming.threads discussion, he expands on the thinking behind the design: Patrick Doyle wrote: > In article , Tom Payne wrote: > >Kaz Kylheku wrote: > >: It is so because implementations can sometimes not avoid inserting > >: the...
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Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)

...r to deal with - just slap in a <add key="...." value="..." /> entry and you're done. The downside is: there's no type-checking, e.g. you cannot safely assume your number that you wanted to configure there really is a number - someone could put a string into that setting..... you just access ...
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jQuery deferreds and promises - .then() vs .done()

I've been reading about jQuery deferreds and promises and I can't see the difference between using .then() & .done() for successful callbacks. I know Eric Hynds mentions that .done() and .success() map to the same functionality but I'm guessing so does .then() as all the callbacks are al...
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How to debug heap corruption errors?

...) multi-threaded C++ application under Visual Studio 2008. On seemingly random occasions, I get a "Windows has triggered a break point..." error with a note that this might be due to a corruption in the heap. These errors won't always crash the application right away, although it is likely to cras...
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error: Unable to find vcvarsall.bat

...on or the purpose-built Microsoft Visual C++ Compiler for Python (details) and NOT using the original answer below. Original error message means the required version of Visual C++ is not installed. For Windows installations: While running setup.py for package installations, Python 2.7 searches f...
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Saving changes after table edit in SQL Server Management Studio

...-creation". Voila. That happens because sometimes it is necessary to drop and recreate a table in order to change something. This can take a while, since all data must be copied to a temp table and then re-inserted in the new table. Since SQL Server by default doesn't trust you, you need to say "OK...
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What's the difference between encoding and charset?

I am confused about the text encoding and charset. For many reasons, I have to learn non-Unicode, non-UTF8 stuff in my upcoming work. ...
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Remove a fixed prefix/suffix from a string in Bash

In my bash script I have a string and its prefix/suffix. I need to remove the prefix/suffix from the original string. 9 A...