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Finding # occurrences of a character in a string in Ruby
...find the number of occurrences of a character in a string. I'm looking for all occurrences, not just the first one.
3 Answe...
.NET Format a string with fixed spaces
Does the .NET String.Format method allow placement of a string at a fixed position within a fixed length string.
10 Answers...
Client-server synchronization pattern / algorithm?
...t there must be client-server synchronization patterns out there. But i totally failed to google up one.
6 Answers
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SQL JOIN - WHERE clause vs. ON clause
...der and its lines, if any, for order number 12345. The second will return all orders, but only order 12345 will have any lines associated with it.
With an INNER JOIN, the clauses are effectively equivalent. However, just because they are functionally the same, in that they produce the same results...
Change how fast “title” attribute's tooltip appears
...ustomizable: Just download or include jquery UI in your page.
If you want all the tooltips of your page to show immediately at hover, just use this:
$(document).tooltip({show: null});
Note that this applies to all elements that have a 'title' attribute.
You can modify the selector to affect only...
Laravel Migration Change to Make a Column Nullable
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->change() requires you to install the Doctrine DBAL package, and it does not inherently recognize all the same column types that are available out of the box from laravel.. for example double is not a recognized column type to DBAL.
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How to get the current directory of the cmdlet being executed
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Yes, that should work. But if you need to see the absolute path, this is all you need:
(Get-Item .).FullName
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Check if an element contains a class in JavaScript?
...List .contains method:
element.classList.contains(class);
This works on all current browsers and there are polyfills to support older browsers too.
Alternatively, if you work with older browsers and don't want to use polyfills to fix them, using indexOf is correct, but you have to tweak it a ...
Is there a fixed sized queue which removes excessive elements?
...ixed size. When I add an element and the queue is full, it should automatically remove the oldest element.
16 Answers
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How do I add a delay in a JavaScript loop?
...ick succession. That is why your first alerts pops up after 3 seconds, and all the rest follow in succession without any delay.
You may want to use something like this instead:
var i = 1; // set your counter to 1
function myLoop() { // create a loop function
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