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What is global::?
...cted static global::Foo bar = new global::Foo();
static void Main(string[] args)
{
bar.baz(); // would write Foo 1 to console as it refers to global scope
Foo qux = new Foo();
qux.baz(); // would write Foo 2 to the console as it refers to the Demo...
How to Define Callbacks in Android?
...lements NewInterface{
NewClass newClass;
public static void main(String[] args) {
System.out.println("test...");
JavaApplication1 myApplication = new JavaApplication1();
myApplication.doSomething();
}
private void doSomething(){
newClass = new Ne...
Measuring text width to be drawn on Canvas ( Android )
...
Have you looked at android.graphics.Paint.measureText(String txt)?
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The order of keys in dictionaries
... return dict_tmp
dict_a = load_dict(a)
dict_s = load_dict(s)
print('for string %s, the keys are %s'%(s, dict_s.keys()))
print('for string %s, the keys are %s'%(a, dict_a.keys()))
output:
for string abbc, the keys are dict_keys(['a', 'b', 'c'])
for string cbab, the keys are dict_keys(['c...
RabbitMQ message size and types
...conditions:
The thing you are sending can be converted to and from a bytestring
The consumer knows exactly what it is getting and how to convert it to the original object
Strings are pretty easy, they have a built in method for converting to and from bytes. If you know it is a string then you ...
What is the “main file” property when doing bower init?
...
According to the Bower.io documentation
main
Recommended Type: String or Array of String
The primary acting files necessary to use your package. While Bower
does not directly use these files, they are listed with the
commands bower list --json andbower list --paths, so the...
Join an Array in Objective-C
I'm looking for a method of turning a NSMutableArray into a string. Is there anything on a par with this Ruby array method?
...
What is the best way to create constants in Objective-C
...declare them as static const at the top of the .m file, like so:
static NSString *const MyThingNotificationKey = @"MyThingNotificationKey";
If they pertain to a single class but should be public/used by other classes, declare them as extern in the header and define them in the .m:
//.h
extern NS...
Get Base64 encode file-data from Input Form
...other voodoo magic before you upload.
There are two methods:
Convert to string and use the built-in btoa or similar
I haven't tested all cases, but works for me- just get the char-codes
Convert directly from a Uint8Array to base64
I recently implemented tar in the browser. As part of that p...
Linux/Unix command to determine if process is running?
...ux and OS X:
3519 3521 3523 3524
The output of the following is an empty string, making this approach safe for processes that are not running: echo ps cax | grep aasdfasdf | grep -o '^[ ]*[0-9]*'
This approach is suitable for writing a simple empty string test, then even iterating through the dis...