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Spinlock versus Semaphore
...nd semaphore differ mainly in four things:
1. What they are
A spinlock is one possible implementation of a lock, namely one that is implemented by busy waiting ("spinning"). A semaphore is a generalization of a lock (or, the other way around, a lock is a special case of a semaphore). Usually, but n...
Stash only one file out of multiple files that have changed with Git?
How can I stash only one of multiple changed files on my branch?
33 Answers
33
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Memcached vs APC which one should I choose? [closed]
.... In that article it says Memcached is slow and apc is fast so why is everyone choosing memcached ?
7 Answers
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Asynchronous vs synchronous execution, what does it really mean? [closed]
...sor can simply execute a command, it has no concept of doing two things at one time. The operating system simulates this by allocating slices of time to different threads.
Now, if you introduce multiple cores/processors into the mix, then things CAN actually happen at the same time. The operating s...
Git cherry pick vs rebase
...s obvious use.)
git cherry-pick is for bringing an interesting commit from one line of development to another. A classic example is backporting a security fix made on an unstable development branch to a stable (maintenance) branch, where a merge makes no sense, as it would bring a whole lot of unwa...
How to update two tables in one statement in SQL Server 2005?
I want to update two tables in one go. How do I do that in SQL Server 2005?
9 Answers
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Replace multiple characters in one replace call
...:
str.replace(/[#_]/g,'');
Fiddle
If you want to replace the hash with one thing and the underscore with another, then you will just have to chain. However, you could add a prototype:
String.prototype.allReplace = function(obj) {
var retStr = this;
for (var x in obj) {
retStr = ...
Difference between mkdir() and mkdirs() in java for java.io.File [closed]
Can anyone tell me the difference between these two methods:
3 Answers
3
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How to condense if/else into one line in Python? [duplicate]
Is there a way to compress an if / else statement to one line in Python?
I oftentimes see all sorts of shortcuts and suspect it can apply here too.
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Clone only one branch [duplicate]
I would like to know how I could clone only one branch instead of cloning the whole Git repository.
4 Answers
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