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What's the difference between using INDEX vs KEY in MySQL?
...e and this was the first result. In my opinion there is no need to open an extra question. But feel free to do so if you want to.
– Stefan
Mar 25 at 16:00
...
When to use a linked list over an array/array list?
...
To add to the other answers, most array list implementations reserve extra capacity at the end of the list so that new elements can be added to the end of the list in O(1) time. When the capacity of an array list is exceeded, a new, larger array is allocated internally, and all the old element...
Consequences of using graft in Mercurial
...ng does not alter the topology of the graph.
Q3: Has mercurial stored/used extra information about the graft operation to help it with the merge?
A3: No.
Q4: What are the potential problems with a flow like this?
A4: From a merge perspective it should work okay. It will duplicate some history whic...
Where should virtualenvs be created?
...tree and it tree moves you have to reinstall, or put it on ~ but manage on extra subdir outside of project.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jul 13 at 7:27
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Using fonts with Rails asset pipeline
...ore sense than putting them into app/assets/fonts. With
these 2 lines of extra configuration this has worked well for me (on
Rails 4):
app.config.assets.paths << Rails.root.join('vendor', 'assets', 'fonts')
app.config.assets.precompile << /\.(?:svg|eot|woff|ttf)$/
— @jhilden,...
Using Rails 3.1, where do you put your “page specific” JavaScript code?
...I really like this solution. The only problem I have with it is that those extra manifests are not compressed/uglified. They are properly compiled though. Is there a solution or am I missing something?
– clst
Dec 8 '11 at 16:31
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Multiple returns from a function
...ge that doesn't support the above methods or allows you to do this without extra typing).
class MyXYZ
{
public $x;
public $y;
public $z;
}
function getXYZ()
{
$out = new MyXYZ();
$out->x = 4;
$out->y = 5;
$out->z = 6;
return $out;
}
$xyz = getXYZ();
$x ...
Fastest method of screen capturing on Windows
...e a class that implemented the GDI method for screen capture. I too wanted extra speed so, after discovering the DirectX method (via GetFrontBuffer) I tried that, expecting it to be faster.
I was dismayed to find that GDI performs about 2.5x faster. After 100 trials capturing my dual monitor displa...
Why do results vary based on curly brace placement?
...t semicolons in JavaScript, I've always wondered what do they do with that extra time they save by not putting semicolons.
– Iman Mohamadi
Dec 13 '18 at 14:50
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break out of if and foreach
...
Useful, thank you. Extra karma for mentioning the argument. The if-loop thing seems like a hack, though. Why not just wrap the rest of the statements in another if? I know you were just trying to be helpful, but note to the newbies.
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