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Why does C++ compilation take so long?
Compiling a C++ file takes a very long time when compared to C# and Java. It takes significantly longer to compile a C++ file than it would to run a normal size Python script. I'm currently using VC++ but it's the same with any compiler. Why is this?
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Why does volatile exist?
What does the volatile keyword do? In C++ what problem does it solve?
18 Answers
18
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How do I create an array of strings in C?
...ld simply do
const char *a[2];
a[0] = "blah";
a[1] = "hmm";
When you do it like this you will allocate an array of two pointers to const char. These pointers will then be set to the addresses of the static strings "blah" and "hmm".
If you do want to be able to change the actual string content, t...
Is floating-point math consistent in C#? Can it be?
...f no way to way to make normal floating points deterministic in .net. The JITter is allowed to create code that behaves differently on different platforms(or between different versions of .net). So using normal floats in deterministic .net code is not possible.
The workarounds I considered:
Imple...
Is it feasible to compile Python to machine code?
How feasible would it be to compile Python (possibly via an intermediate C representation) into machine code?
12 Answers
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Why is the shovel operator (
...follow
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edited Jan 13 '11 at 22:54
answered Jan 13 '11 at 19:46
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Asynchronous vs Multithreading - Is there a difference?
...call does not necessarily create a new thread. That's one way to implement it, with a pre-existing thread pool or external process being other ways. It depends heavily on language, object model (if any), and run time environment.
Asynchronous just means the calling thread doesn't sit and wait for t...
How to take screenshot of a div with JavaScript?
I am building something called the "HTML Quiz". It's completely ran on JavaScript and it's pretty cool.
10 Answers
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Mutex example / tutorial? [closed]
I'm new to multithreading, and was trying to understand how mutexes work. Did a lot of Googling but it still left some doubts of how it works because I created my own program in which locking didn't work.
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Why do I need an IoC container as opposed to straightforward DI code? [closed]
I've been using Dependency Injection (DI) for a while, injecting either in a constructor, property, or method. I've never felt a need to use an Inversion of Control (IoC) container. However, the more I read, the more pressure I feel from the community to use an IoC container.
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