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What are the Dangers of Method Swizzling in Objective-C?
... calls that, but the _cmd argument isn't setFrame: like it should be. It's now my_setFrame:. The original implementation is being called with an argument it never expected it would receive. This is no good.
There's a simple solution — use the alternative swizzling technique defined above. The arg...
List of foreign keys and the tables they reference
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@roshan Now that you mention it, the column order feels a bit odd :) Obviously five years ago I wouldn't have thought that this answer would be viewed by so many!
– Vincent Malgrat
May 22 '14 at...
How do you use the “WITH” clause in MySQL?
...klog. Thirty three months between filing a request and getting a first acknowledgement is a jaw-dropping length of time. Thank you for considering the request."
– Shiva
Jan 17 '14 at 17:37
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How can I convert an RGB image into grayscale in Python?
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knowing that my aim is to use GLCM features (greycoprops)
– Sam
Dec 1 '15 at 20:56
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Convert a series of parent-child relationships into a hierarchical tree?
...dilemma" for outputting an array. The dilemma is, that each item does not know whether or not children will follow up or how many preceding elements need to be closed. In another answer I already solved that by using a RecursiveIteratorIterator and looking for getDepth() and other meta-information t...
What is the difference between display: inline and display: inline-block?
...lt;em> element, you need to set this element to display: inline-block;. Now you can add a height to the element and every other block style (the block part of inline-block), but it is placed in a sentence (the inline part of inline-block).
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Browsers' default CSS for HTML elements
...d behavior with some html elements like medias and inputs elements, we can now in 2017 use pretty safely the css filters proprety on top of them.
This allow to give a color palette with the hue-rotate filter that will render pretty well cross browsers.
The following snippets show a way to use a in...
Why can't I define a default constructor for a struct in .NET?
...n C# is "the default value for any type can't rely on any initialization". Now they could have allowed parameterless constructors to be defined, but then not required that constructor to be executed in all cases - but that would have led to more confusion. (Or at least, so I believe the argument goe...
How to deploy correctly when using Composer's develop / production switch?
...on why Composer will use the --dev flag by default (on install and update) nowadays. Composer is mostly run in scenario's where this is desired behavior:
The basic Composer workflow is as follows:
A new project is started: composer.phar install --dev, json and lock files are commited to VCS.
Othe...
What is the difference between Strategy design pattern and State design pattern?
... @Noor, yes, but in any strategy pattern I can think of right now, it will be an up front decision that won't change in the middle.
– Yishai
Mar 8 '13 at 14:22
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