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Why do people say there is modulo bias when using a random number generator?

I have seen this question asked a lot but never seen a true concrete answer to it. So I am going to post one here which will hopefully help people understand why exactly there is "modulo bias" when using a random number generator, like rand() in C++. ...
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple

Every time I mention slow performance of C++ standard library iostreams, I get met with a wave of disbelief. Yet I have profiler results showing large amounts of time spent in iostream library code (full compiler optimizations), and switching from iostreams to OS-specific I/O APIs and custom buffer...
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What are the differences between local branch, local tracking branch, remote branch and remote track

... branch named "myNewBranch" A remote branch is a branch on a remote location (in most cases origin). You can push the newly created local branch myNewBranch to origin. Now other users can track it. git push -u origin myNewBranch # Pushes your newly created local branch "myNewBranch" ...
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how to draw smooth curve through N points using javascript HTML5 canvas?

For a drawing application, I'm saving the mouse movement coordinates to an array then drawing them with lineTo. The resulting line is not smooth. How can I produce a single curve between all the gathered points? ...
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Virtual Memory Usage from Java under Linux, too much memory used

I have a problem with a Java application running under Linux. 8 Answers 8 ...
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What's the difference between deadlock and livelock?

...ent computing, a deadlock is a state in which each member of a group of actions, is waiting for some other member to release a lock A livelock is similar to a deadlock, except that the states of the processes involved in the livelock constantly change with regard to one another, none progressing. Li...
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How does this giant regex work?

... below in one of my directories, in a file called doc.php . The file functions or links to a file manager. It's quite nicely done. Basically, it lists all the files in the current directory, and it lets you change directories. ...
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Creating an API for mobile applications - Authentication and Authorization

I'm looking to create a (REST) API for my application. The initial/primary purpose will be for consumption by mobile apps (iPhone, Android, Symbian, etc). I've been looking into different mechanisms for authentication and authorization for web-based APIs (by studying other implementations). I've ...
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Hash collision in git

What would actually happen if I had a hash collision while using git? 9 Answers 9 ...
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Pass props to parent component in React.js

... examples. This answer simply handle the case of direct parent-child relationship. When parent and child have potentially a lot of intermediaries, check this answer. Other solutions are missing the point While they still work fine, other answers are missing something very important. Is there ...