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How do you properly use namespaces in C++?
...the number of symbols to make the reading easier, not because it is a good idea.
"using namespace std ;" is discouraged by Scott Meyers (I don't remember exactly which book, but I can find it if necessary).
Namespace Composition
Namespaces are more than packages. Another example can be found in Bjar...
How to check whether dynamically attached event listener exists or not?
...f flag for you before you attach the event again. Here's an example of the idea.
// initial load
var attached = false;
// this will only execute code once
doSomething = function()
{
if (!attached)
{
attached = true;
//code
}
}
//attach your function with change event
window.onload = funct...
Greedy vs. Reluctant vs. Possessive Quantifiers
...ibe is the slow way; it's a completely separate algorithm from the NFA/DFA idea described in the web page. Backtracking is just easier to understand, which is why that's how regexps are typically explained to beginners.
– David Z
Mar 16 '11 at 1:50
...
What is the meaning of the term arena in relation to memory?
... @AndreasHaferburg: Sure, tcmalloc uses some particular algorithm, and the idea behind it is easy enough to explain, but the implementation is still complex and non-trivial. Most importantly, it requires platform-specific knowledge to get the memory ordering right. I use "magic" for things that can ...
Can you explain the concept of streams?
... file system, memory, a network or anything else which supports the stream idea, your code is a lot more flexible.
In addition, streams are often chained together - you can have a stream which compresses whatever is put into it, writing the compressed form on to another stream, or one which encrypt...
Remove an Existing File from a Git Repo
...pull to another system it deletes the files physically on that system. Any idea what's going on there?
– biagidp
Oct 13 '11 at 21:08
2
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How to provide user name and password when connecting to a network share
...on the NetworkCredential object as well, and suddenly it worked! I have no idea why this fixed the issue, especially the fact that it worked to connect once without the domain.
– lsmeby
Aug 18 '16 at 13:04
...
How to get a DOM Element from a JQuery Selector
...day to use document.getElementById. I agree that mixing libraries is a bad idea, but it just happens sometimes and the task of getting a DOM element from a jquery object is just hard, especially with .get(0) not having browser compatibility.
– Slavo
Feb 9 '10 a...
Git and Mercurial - Compare and Contrast
..., but there are other things that make them similar. Both projects borrow ideas from each other. For example hg bisect command in Mercurial (formerly bisect extension) was inspired by git bisect command in Git, while idea of git bundle was inspired by hg bundle.
Repository structure, storing revis...
ReactJS Two components communicating
...w communication system, because the saga emit Flux actions at the end. The idea is that if you have widget1 and widget2, and you want them to be decoupled, you can't fire action targeting widget2 from widget1. So you make widget1 only fire actions that target itself, and the saga is a "background pr...