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How to log a method's execution time exactly in milliseconds?
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Anything based on NSDate is not safe for measuring passed time because the time can jump, even backwards. A much safer way is to use mach_absolute_time, as shown in many of the other answers here. This one should be downvoted for bein...
Getting multiple keys of specified value of a generic Dictionary?
... the missing functions to make it an IDictionary compatible class. This is based on the version with unique Key-Value Pairs. Here's the file if desired (Most work was the XMLDoc through):
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;...
ActiveRecord.find(array_of_ids), preserving order
...ccording to the original list of IDs you used when looking up the record.
Based on the many excellent answers to Sort an array according to the elements of another array, I recommend the following solution:
Something.find(array_of_ids).sort_by{|thing| array_of_ids.index thing.id}
Or if you need ...
How do I convert a decimal to an int in C#?
...nd thus can be understood to be able to truncate even numbers that are not base 10, as opposed to Decimal.Truncate, which is a true truncation of a base 10 number.
– Brian
Jun 24 '09 at 20:55
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How do I escape ampersands in batch files?
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From a cmd:
& is escaped like this: ^& (based on @Wael Dalloul's answer)
% does not need to be escaped
An example:
start http://www.google.com/search?client=opera^&rls=en^&q=escape+ampersand%20and%20percentage+in+cmd^&sourceid=opera^&ie=utf-8^&am...
What is the list of possible values for navigator.platform as of today? [closed]
...e best way to order these is. For now I divided them into a few categories based on operating system or device brand and listed additional information and release dates where applicable.
Android
It's really hard to test for Android devices. Android devices will return Android just as often as some v...
How to do exponentiation in clojure?
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You can use java's Math.pow or BigInteger.pow methods:
(Math/pow base exponent)
(.pow (bigint base) exponent)
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Java Interfaces/Implementation naming convention [duplicate]
...sed. You could still come up with a better name than AbstractTruck and use BaseTruck or DefaultTruck instead since the abstract is in the definition. But since Abstract classes should never be part of any public facing interface I believe it is an acceptable exception to the rule. Making the constru...
Getting the class name of an instance?
...nstance of an object in Python if the function I am doing this from is the base class of which the class of the instance has been derived?
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Xcode without Storyboard and ARC
...s in build phases then add there manually.
3) Remove Main storyboard file base name from plist.
4) Change appdelegate didFinishLaunchingWithOptions file and add :
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] ;
[self.window makeKeyAndVisible];
just like :
- (...