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How to easily resize/optimize an image size with iOS?

My application is downloading a set of image files from the network, and saving them to the local iPhone disk. Some of those images are pretty big in size (widths larger than 500 pixels, for instance). Since the iPhone doesn't even have a big enough display to show the image in its original size, I'...
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Create a date from day month and year with T-SQL

... AS varchar) AS DATETIME) Please see my other answer for SQL Server 2012 and above share | improve this answer | follow | ...
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Singleton pattern in nodejs - is it needed?

... This has basically to do with nodejs caching. Plain and simple. https://nodejs.org/api/modules.html#modules_caching (v 6.3.1) Caching Modules are cached after the first time they are loaded. This means (among other things) that every call to require('foo') will ge...
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Change UITextField and UITextView Cursor / Caret Color

...ndering about changing the color of the cursor / caret in a UITextField (And UITextView if its the same answer) in iOS. I've seen answers for OSX development, but nothing for iOS. ...
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How to generate a random int in C?

Is there a function to generate a random int number in C? Or will I have to use a third party library? 27 Answers ...
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When to use static classes in C# [duplicate]

...ation of helper methods that would otherwise lie around causing redundancy and maintenance hell. They're very easy to use, no instantiation, no disposal, just fire'n'forget. I guess this was my first unwitting attempt at creating a service-oriented architecture - lots of stateless services that just...
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Way to get number of digits in an int?

...thematically, numbers don't have a length, nor do they have digits. Length and digits are both properties of a physical representation of a number in a specific base, i.e. a String. A logarithm-based solution does (some of) the same things the String-based one does internally, and probably does so ...
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Understanding CUDA grid dimensions, block dimensions and threads organization (simple explanation) [

... Hardware If a GPU device has, for example, 4 multiprocessing units, and they can run 768 threads each: then at a given moment no more than 4*768 threads will be really running in parallel (if you planned more threads, they will be waiting their turn). Software threads are organized in bloc...
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What makes a keychain item unique (in iOS)?

...ws (derived from open source files from Apple, see Schema.m4, KeySchema.m4 and SecItem.cpp): For a keychain item of class kSecClassGenericPassword, the primary key is the combination of kSecAttrAccount and kSecAttrService. For a keychain item of class kSecClassInternetPassword, the primary key is...
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Efficient way to remove ALL whitespace from String?

I'm calling a REST API and am receiving an XML response back. It returns a list of a workspace names, and I'm writing a quick IsExistingWorkspace() method. Since all workspaces consist of contiguous characters with no whitespace, I'm assuming the easiest way to find out if a particular workspace i...