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When to call activity context OR application context?
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Two great examples of when you should use Activity context vs. the Application context are when displaying either a Toast message or a built-in Dialog message as using the Application context will cause an exception:
ProgressDialog.show(this, ....);
or
Toast t = Toast.makeText(th...
How to create an infinite loop in Windows batch file?
...suggestion below. You should almost never use goto in your code even it is scripting. Goto was cool back in GW Basic days in 80s.
– DoodleKana
Aug 22 '14 at 22:31
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Batch files : How to leave the console window open
... Sounds like it is closing early then, maybe an error in the script. Try opening a cmd prompt and running it from there, then you can see if there are any errors.
– Bali C
Dec 6 '12 at 15:20
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Using arrays or std::vectors in C++, what's the performance gap?
...des a size function and iterators to iterate over it.
Now the std::vector vs. native C++ arrays (taken from the internet):
// Comparison of assembly code generated for basic indexing, dereferencing,
// and increment operations on vectors and arrays/pointers.
// Assembly code was generated by gcc...
Pass Multiple Parameters to jQuery ajax call
...r also using JSON.stringify( myObject ) to create a JSON string from a javascript object, in case you want to group your parameters to a class later on.
– Alex Bagnolini
Dec 16 '09 at 17:40
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Unpacking array into separate variables in JavaScript
...ranspilers like Babel and Traceur. This was a feature introduced with ECMAScript 4 which later became ECMAScript Harmony, which eventually became ES 2015.
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Why define an anonymous function and pass it jQuery as the argument?
... when the DOM is ready to be manipulated by your JavaScript code.
Modules vs DOMReady In Backbone Code
It's bad form to define your Backbone code inside of jQuery's DOMReady function, and potentially damaging to your application performance. This function does not get called until the DOM has load...
Regular expression to match any character being repeated more than 10 times
...this matches ten or more of any single character.
Although the above test script is in Perl, this is very standard regex syntax and should work in any language. In some variants you might need to use more backslashes, e.g. Emacs would make you write \(.\)\1\{9,\} here.
If a whole string should con...
how to draw smooth curve through N points using javascript HTML5 canvas?
...common now.
This solution was extracted out of the book "Foundation ActionScript 3.0 Animation: Making things move". p.95 - rendering techniques: creating multiple curves.
Note: this solution does not actually draw through each of the points, which was the title of my question (rather it approxim...
Are Java static calls more or less expensive than non-static calls?
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First: you shouldn't be making the choice of static vs non-static on the basis of performance.
Second: in practice, it won't make any difference. Hotspot may choose to optimize in ways that make static calls faster for one method, non-static calls faster for another.
Third: ...