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How do I convert Long to byte[] and back in java
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You could use the Byte conversion methods from Google Guava.
Example:
byte[] bytes = Longs.toByteArray(12345L);
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What's valid and what's not in a URI query?
...ose under the HTTP scheme, they don't have to be escaped in data. The note from § 2.3 about reserved characters being those that change semantics when percent-encoded applies only generally; characters may be percent-encoded without changing semantics for specific schemes and yet still be reserved....
How to convert an address into a Google Maps Link (NOT MAP)
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I also came across a situation that called for generating embedded maps from the links, and though I'd share with future travelers:
View a full demo
$(document).ready(function(){
$("address").each(function(){
var embed ="<iframe width='425' height='350' f...
What are the recommendations for html tag?
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From my view, the problem is future-proofing it. If you use the base tag on a page, all other libraries that interact with the page will be affected by the base tag, including third party libraries that might rely on the def...
Using jQuery to center a DIV on the screen
... in the answer should use "position: fixed" since "absolute" is calculated from the first relative parent, and the code uses window to calculate the center.
– Diego
Jun 6 '12 at 15:43
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PHP Session Security
... a piece of scotch tape across your door and saying it will prevent people from breaking in.
– rook
Apr 27 '10 at 23:59
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Why can't variable names start with numbers?
...nguage need to be able to readily (at a glance) distinguish variable names from numbers. If the first character didn't tell you -- instead, if you needed to search through the rest of the word to tell if there was a non-numeric alpha somewhere in there -- the code would be harder to read.
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CSS endless rotation animation
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@-webkit-keyframes rotating /* Safari and Chrome */ {
from {
-webkit-transform: rotate(0deg);
-o-transform: rotate(0deg);
transform: rotate(0deg);
}
to {
-webkit-transform: rotate(360deg);
-o-transform: rotate(360deg);
transform: rotate(360deg...
How to reload or re-render the entire page using AngularJS
... injecting the $window service.
If you want to be sure to reload the page from the server, for example when you are using Django or another web framework and you want a fresh server side render, pass true as a parameter to reload, as explained in the docs. Since that requires interaction with the s...
JavaScript % (modulo) gives a negative result for negative numbers
...Number.prototype.mod = function(n) {
return ((this%n)+n)%n;
};
Taken from this article: The JavaScript Modulo Bug
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