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What does the Java assert keyword do, and when should it be used?
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edited Sep 2 '15 at 16:25
answered May 3 '10 at 14:14
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Curious null-coalescing operator custom implicit conversion behaviour
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Thanks to everyone who contributed to analyzing this issue. It is clearly a compiler bug. It appears to only happen when there is a lifted conversion involving two nullable types on the left-hand side of the coalescing operator.
I have not yet identified where precisely things go wro...
Python executable not finding libpython shared library
...IBRARY_PATH=/usr/local/lib /usr/local/bin/python
Replace /usr/local/lib with the folder where you have installed libpython2.7.so.1.0 if it is not in /usr/local/lib.
If this works and you want to make the changes permanent, you have two options:
Add export LD_LIBRARY_PATH=/usr/local/lib to your ...
How to use web-fonts legally? [closed]
I'm a bit confused about the laws applied to web fonts. I know that it's OK to use fonts like Arial, Times Romans, Georgia, etc...I think it's illegal to use other commercial fonts.
Are there websites that provide free fonts? If there are.
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What's quicker and better to determine if an array key exists in PHP?
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isset() is faster, but it's not the same as array_key_exists().
array_key_exists() purely checks if the key exists, even if the value is NULL.
Whereas
isset() will return false if the key exist and value is NULL.
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How to force garbage collection in Java?
Is it possible to force garbage collection in Java, even if it is tricky to do? I know about System.gc(); and Runtime.gc(); but they only suggest to do GC. How can I force GC?
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Table Naming Dilemma: Singular vs. Plural Names [closed]
Academia has it that table names should be the singular of the entity that they store attributes of.
41 Answers
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How can I mock dependencies for unit testing in RequireJS?
I have an AMD module I want to test, but I want to mock out its dependencies instead of loading the actual dependencies. I am using requirejs, and the code for my module looks something like this:
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RAII and smart pointers in C++
In practice with C++, what is RAII , what are smart pointers , how are these implemented in a program and what are the benefits of using RAII with smart pointers?
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What is the purpose of Serialization in Java?
I have read quite a number of articles on Serialization and how it is so nice and great but none of the arguments were convincing enough. I am wondering if someone can really tell me what is it that we can really achieve by serializing a class?
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