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Does C have a “foreach” loop construct?
...a foreach loop or something similar. Does C have one? Can you post some example code?
12 Answers
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How to add line break for UILabel?
...abel.numberOfLines = 0;
Update the label frame to match the size of the text using sizeWithFont:. If you don't do this your text will be vertically centered or cut off.
UILabel *label; // set frame to largest size you want
...
CGSize labelSize = [label.text sizeWithFont:label.font
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How do the major C# DI/IoC frameworks compare? [closed]
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Partial answer can be found here: manning-sandbox.com/thread.jspa?threadID=38943
– Mark Seemann
Jan 5 '11 at 10:16
25
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How to determine one year from now in Javascript
...e actual year minus 1900 (and so is fairly useless).
Thus a date marking exactly one year from the present moment would be:
var oneYearFromNow = new Date();
oneYearFromNow.setFullYear(oneYearFromNow.getFullYear() + 1);
Note that the date will be adjusted if you do that on February 29.
Similarly...
Why shouldn't Java enum literals be able to have generic type parameters?
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This is now being discussed as of JEP-301 Enhanced Enums. The example given in the JEP is, which is precisely what I was looking for:
enum Argument<X> { // declares generic enum
STRING<String>(String.class),
INTEGER<Integer>(Integer.class), ... ;
Class<X&...
Support for “border-radius” in IE
Does anyone know if/when Internet Explorer will support the "border-radius" CSS attribute?
11 Answers
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Create a dictionary on a list with grouping
...ecialVariableWhichIsAListOfDemoClass
.GroupBy(x => x.GroupKey)
.ToDictionary(gdc => gdc.Key, gdc => gdc.ToList());
You'd make it shorter if you used shorter variable names too, of course :)
However, might I suggest that a Lookup m...
Python __str__ versus __unicode__
...d method -- it returns characters. The names are a bit confusing, but in 2.x we're stuck with them for compatibility reasons. Generally, you should put all your string formatting in __unicode__(), and create a stub __str__() method:
def __str__(self):
return unicode(self).encode('utf-8')
In 3...
LINQ Ring: Any() vs Contains() for Huge Collections
...() on a List is O(n), while Contains() on a HashSet is O(1).
Any() is an extension method, and will simply go through the collection, applying the delegate on every object. It therefore has a complexity of O(n).
Any() is more flexible however since you can pass a delegate. Contains() can only acce...