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What is the difference between quiet NaN and signaling NaN?
... In contrast, NaNs are for more normal programming. They can be produced by normal operations when there is no numerical result (e.g., taking the square root of a negative number when the result must be real). Their purpose is generally to allow arithmetic to proceed somewhat normally. E.g., you m...
Why does pthread_cond_wait have spurious wakeups?
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The following explanation is given by David R. Butenhof in "Programming with POSIX Threads" (p. 80):
Spurious wakeups may sound strange, but on some multiprocessor systems, making condition wakeup completely predictable might substantially slow all conditi...
Why is there an “Authorization Code” flow in OAuth2 when “Implicit” flow works so well?
...lock...).
You don't want hackers to be able to steal access/refresh tokens by intercepting requests.
Details below:
The implicit flow is only possible in a browser environment because of security reasons:
In the implicit flow the access token is passed directly as a hash fragment (not as a URL p...
How do you organize your version control repository?
... local shared "library" directory, with every such binary FULLY identified by version: %DirLibraryRoot%\ComponentA-1.2.3.4.dll, %DirLibraryRoot%\ComponentB-5.6.7.8.dll.
Make every project build script publish the primary deliverable to a single local shared "output" directory: %DirOutputRoot%\Proje...
Beautiful Soup and extracting a div and its contents by ID
... just can't find divs inside divs, so i need to narrow things down wrapper by wrapper.
– Tony Stark
Jan 25 '10 at 22:59
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What is meant by Ems? (Android TextView)
What is meant by Ems (related to a TextView)? For example in
6 Answers
6
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What is a “translation unit” in C++
I am reading at the time the "Effective C++" written by Meyers
and came across the term "translation unit".
11 Answers
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SPA best practices for authentication and session management
...theoretical benefits to this sort of standards-compliance - it's supported by Apache out of the box - you could store your objects as files in folders protected by .htaccess files if your heart desired!
The problem? You are caching on the client-side a username and password. This gives evil.ru a be...
How can I make Jenkins CI with Git trigger on pushes to master?
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As already noted by gezzed in his comment, meanwhile there is a good solution (described in Polling must die: triggering Jenkins builds from a Git hook):
Set the Jenkins job's build trigger to Poll SCM, but do not specify a schedule.
Create...
The most efficient way to implement an integer based power function pow(int, int)
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Exponentiation by squaring.
int ipow(int base, int exp)
{
int result = 1;
for (;;)
{
if (exp & 1)
result *= base;
exp >>= 1;
if (!exp)
break;
base *= base;
}...