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Differences between Oracle JDK and OpenJDK
...es which are proprietory for speeding up rendering..(Who ever doing server apps, might be irrelevant for them) Oracle JDK has Applet plugin (Same reason above works) Oracle JDK bugfix/hotfix would be distributed and handle properly by Oracle where As OpenJDK it is little technical to ensure all ...
Random record from MongoDB
... enable geospatial indexing on a collection:
db.docs.ensureIndex( { random_point: '2d' } )
To create a bunch of documents with random points on the X-axis:
for ( i = 0; i < 10; ++i ) {
db.docs.insert( { key: i, random_point: [Math.random(), 0] } );
}
Then you can get a random document f...
Change color of PNG image via CSS?
...e that you insert your hex color value and it returns the needed filter to apply this color to png
CSS filter generator to convert from black to target hex color
for example i needed my png to have the following color #1a9790
then you have to apply the following filter to you png
filter: invert(...
typeof !== “undefined” vs. != null
...gument, or as a global variable), I think the best way to do it is:
if (my_variable === undefined)
jQuery does it, so it's good enough for me :-)
Otherwise, you'll have to use typeof to avoid a ReferenceError.
If you expect undefined to be redefined, you could wrap your code like this:
(functi...
How to change the font size on a matplotlib plot
... nice, except it override any fontsize property found on it's way è_é
– yota
Sep 25 '14 at 11:56
2
...
A generic error occurred in GDI+, JPEG Image to MemoryStream
...s = PhotoEditor.ConvertImageToByteArray(img);
return img;
}
It appears that the memory stream that the object was created on has to be open at the time the object is saved. I am not sure why this is. Is anyone able to enlighten me and how I can get around this.
I only return from a str...
How do I check if a variable exists?
...ar exists.
To check if an object has an attribute:
if hasattr(obj, 'attr_name'):
# obj.attr_name exists.
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Why is “import *” bad?
...citly imported ones, and possibly point to very different things. Defining __all__ in bar is often wise -- this states what will implicitly be imported - but still it's hard to trace where objects come from, without reading and parsing the bar module and following its imports. A network of import * ...
AngularJS : Factory and Service? [duplicate]
... Factory
angular.module('myApp').factory('myFactory', function() {
var _myPrivateValue = 123;
return {
privateValue: function() { return _myPrivateValue; }
};
});
// Service
function MyService() {
this._myPrivateValue = 123;
}
MyService.prototype.privateValue = function() {
retu...
Best approach to converting Boolean object to string in java
... public static java.lang.String valueOf(boolean);
Code:
0: iload_0
1: ifeq 9
4: ldc #14 // String true
6: goto 11
9: ldc #10 // String false
11: areturn
$ ./javap.exe -c java.lang.Boo...