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PHP array_filter with arguments
...ThanFilter(12), 'isLower'));
print_r($matches);
As a sidenote, you can now replace LowerThanFilter with a more generic NumericComparisonFilter with methods like isLower, isGreater, isEqual etc. Just a thought — and a demo...
...
Postgresql - change the size of a varchar column to lower length
...ne tries to update anything on that row it's going to reject it as too big now, at the point it goes to store the new version of the row. Hilarity ensues for the user.
VARCHAR is a terrible type that exists in PostgreSQL only to comply with its associated terrible part of the SQL standard. If you...
How to impose maxlength on textArea in HTML using JavaScript
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I know you want to avoid jQuery, but as the solution requires JavaScript, this solution (using jQuery 1.4) is the most consise and robust.
Inspired by, but an improvement over Dana Woodman's answer:
Changes from that answer a...
How to keep up with the latest versions of Node.js in Ubuntu? PPA? Compiling?
...
Alas it's not tight at all now... I have 0.10.12 which is being shown in Ubuntu as the latest and greatest, whereas the world has moved onto 0.10.20
– kumarharsh
Oct 16 '13 at 13:47
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Android - Writing a custom (compound) component
...hen in the constructor, inflate a layout that uses a merge tag as a root. Now you can use it in XML, or just by newing it up. All bases are covered, which is exactly what the question/accepted answer do together. What you can't do however is refer to the layout directly anymore. It's now 'owned'...
++someVariable vs. someVariable++ in JavaScript
...crement the variable; the value of the expression is the original value"
Now when used as a standalone statement, they mean the same thing:
x++;
++x;
The difference comes when you use the value of the expression elsewhere. For example:
x = 0;
y = array[x++]; // This will get array[0]
x = 0;
y...
How can I replace a newline (\n) using sed?
...need the \n to find what you're looking for. Since GNU sed
version 3.02.80 now supports this syntax:
sed '/start/,+4d' # to delete "start" plus the next 4 lines,
in addition to the traditional '/from here/,/to there/{...}' range
addresses, it may be possible to avoid the use of \n ent...
Optimize Font Awesome for only used classes
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You can now subset icons from Font-awesome for production use. There is now an official subsetting tool called icnfnt, which allows you to pick and package just the icons you need from the current version of Font-awesome (v3.0.2).
T...
MySQL case insensitive select
...ic because of certain column values having insensitive case. We needed to know the difference between "GE1234" and "ge1234", they needed to be unique and stay logged that way. We set our column in create table statement this way instead: varchar(20) CHARACTER SET utf8 COLLATE utf8_bin
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Why is using “for…in” for array iteration a bad idea?
...mewhere deep in your JavaScript library...
Array.prototype.foo = 1;
// Now you have no idea what the below code will do.
var a = [1, 2, 3, 4, 5];
for (var x in a){
// Now foo is a part of EVERY array and
// will show up here as a value of 'x'.
console.log(x);
}
/* Will disp...