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How to enable PHP short tags?

... We have a PHP coding test and occasionally receive submissions where the <?= short tag has been used. Unfortunately the assumption that this style is in use everywhere is a little naive and often comes from developers brought up on a diet of ASP. Clearly it is...
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Passing a method as a parameter in Ruby

...ightedknn(data, vec1, k = 5, weightf = gaussian) ... weight = weightf.call(dist) ... end Just note that you can't set a default argument in a block declaration like that. So you need to use a splat and setup the default in the proc code itself. Or, depending on your scope of all this, it...
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Method Syntax in Objective-C

...I on the iPhone) is being returned. From my understanding, the Method is called ' pickerView ', and returns an NSInteger. ...
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Utilizing the GPU with c# [closed]

...OpenTK -- dead/Cloo) - many of these are just bindings - ie enable you to call the GPU from C#, but your kernel code (code which is actually run on the GPU) needs to be written in C or OpenCL, meaning you must use (and learn) another language. As I said, I would recommend Cudafy over all the other...
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Getting a list of files in a directory with a glob

...ing operations for you. The functions and types are declared in a header called glob.h, so you'll need to #include it. If open up a terminal an open the man page for glob by typing man 3 glob you'll get all of the information you need to know to use the functions. Below is an example of how you c...
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Do Google refresh tokens expire?

...ion of refresh tokens. Instead of issuing a long lasting token (typically good for a year or unlimited lifetime), the server can issues a short-lived access token and a long lived refresh token. So in short you can use refresh tokens again and again until the user who authorized the ac...
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“Active Directory Users and Computers” MMC snap-in for Windows 7?

...able for use in Windows 7? I just need to browse the membership of some small Active Directory groups that are deep within a huge hierarchy, so I can eventually write code to work with those groups. The Windows Server 2003 version of the installer works, but the resulting MMC snap in just won't st...
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Array Size (Length) in C#

...ts out in the comments, there is a concept of a "jagged array", which is really nothing more than a single-dimensional array of (typically single-dimensional) arrays. For example, one could have the following: int[][] c = new int[3][]; c[0] = new int[] {1, 2, 3}; c[1] = new int[] {3, 14}; c[2] = ...
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Is there any NoSQL data store that is ACID compliant?

...ssed by dove , I would argue the concepts are distinct. NoSQL is fundamentally about simple key-value (e.g. Redis) or document-style schema (collected key-value pairs in a "document" model, e.g. MongoDB) as a direct alternative to the explicit schema in classical RDBMSs. It allows the developer to ...
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When should a class be Comparable and/or Comparator?

... Comparable means "I can compare myself with another object." This is typically useful when there's a single natural default comparison. Implementing Comparator means "I can compare two other objects." This is typically useful when there are multiple ways of comparing two instances of a type - e.g....