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How to delete all datastore in Google App Engine?
Does anyone know how to delete all datastore in Google App Engine ?
28 Answers
28
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How do I group Windows Form radio buttons?
How can I group the radio buttons in Windows Form application (a lot like ASP.NET's radiobuttonlist!)?
9 Answers
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A non well formed numeric value encountered
...cript that will add those to a DB. I am having problems validating this. I keep getting the following errors
9 Answers
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Formula to determine brightness of RGB color
I'm looking for some kind of formula or algorithm to determine the brightness of a color given the RGB values. I know it can't be as simple as adding the RGB values together and having higher sums be brighter, but I'm kind of at a loss as to where to start.
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What is the significance of initializing direction arrays below with given values when developing ch
...nd bottom right is 4,4 and shown what move each index of the arrays will make from the central point, X, at 2,2.)
.....
.536.
.1X0.
.724.
.....
The way it is set up, if you do ^1 (^ being bitwise XOR) on the index you get the opposite direction - 0 and 1 are opposites, 2 and 3 are opposites and s...
When is “Try” supposed to be used in C# method names?
We were discussing with our coworkers on what it means if the method name starts with "Try".
6 Answers
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PHP array_filter with arguments
... is that you create an object with the desired state ($num) and the callback method (taking $i as an argument):
class LowerThanFilter {
private $num;
function __construct($num) {
$this->num = $num;
}
function isLower($i) {
return ...
Pretty-Printing JSON with PHP
... answered Feb 2 '12 at 22:20
ekillabyekillaby
12.3k22 gold badges1616 silver badges1919 bronze badges
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Best way to convert text files between character sets?
...who's getting tripped up by the non-dash versions being unavailable, it looks like OSX (and possibly all BSD) versions of iconv don't support the non-dash aliases for the various UTF-* encodings. iconv -l | grep UTF will tell you all the UTF-related encodings that your copy of iconv does support.
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Java Embedded Databases Comparison [closed]
...ded database, but I have no experience regarding this issue. I tried to look at some of the available products , but I can't decide which one would be more suitable for me. H2 , HSQLDB , Derby and Berkeley DB seem to be good candidates, but I still don't see how they compare to each other. I ...