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Compression/Decompression string with C#
...Stream before inspecting the output stream (e.g., mso.ToArray()). This is done with the using() { } block above. Note that the GZipStream is the innermost block and the contents are accessed outside of it. The same goes for decompressing: Dispose() of the GZipStream before attempting to access the d...
Applicatives compose, monads don't
What does the above statement mean? And when is one preferable to other?
5 Answers
5
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Drawing a line/path on Google Maps
... you for your help. At last I could draw a line on the map.
This is how I done it:
/** Called when the activity is first created. */
private List<Overlay> mapOverlays;
private Projection projection;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstan...
AI2 SideBar Extension
...a number of implementations, but I haven't found a sufficiently extensive one and developed one myself. Almost all properties are adjustable. If something is missing, write to me: E-Mail to Ulli. Version history Version Adjustments 1.0 (2021-01-28) Initial version 1.1 (2021-...
How do I fix blurry text in my HTML5 canvas?
...match it's stated width on the iPad display. Fortunately for us, this is done automatically by the browser. On the other hand, this is also the reason why you see less definition on images and canvas elements that were made to directly fit their visible area. Because your canvas only knows how to...
Cross-browser custom styling for file upload button [duplicate]
...Explorer (emulated IE8- refused to work on a visibility:hidden or display:none file-input). I've tested in emulated IE7 and up, and it worked perfectly.
You can't use <button>s inside <label> tags unfortunately, so you'll have to define the styles for the buttons yourself. To me, thi...
Why does PHP 5.2+ disallow abstract static class methods?
... added, the clear argument for having abstract static throw a warning was gone. Late static bindings' main purpose was to allow methods defined in a parent class to call static methods that would be defined in child classes; allowing abstract static methods seems reasonable and consistent given the...
Type Checking: typeof, GetType, or is?
...foo = obj as Foo;
if (foo != null)
// your code here
This only uses one cast whereas this approach:
if (obj is Foo)
Foo foo = (Foo)obj;
requires two.
Update (Jan 2020):
As of C# 7+, you can now cast inline, so the 'is' approach can now be done in one cast as well.
Example:
if(obj...
Is inline assembly language slower than native C++ code?
... faster assembly code, you should ask your customers if they prefer to pay one week of your time or to buy a 50$ faster CPU. Extreme optimization more often than not (and especially in LOB applications) is simply not required from most of us.
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How do I get a background location update every n minutes in my iOS application?
...ion. I'm using iOS 4.3 and the solution should work for non-jailbroken iPhones.
14 Answers
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