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Why are preprocessor macros evil and what are the alternatives?
...gers, you can't "see" what the macro translates to. So you don't actually know what is going on.
Replacement: Use enum or const T
For "function-like" macros, because the debugger works on a "per source line where you are" level, your macro will act like a single statement, no matter if it's one ...
How to remove convexity defects in a Sudoku square?
...a mask for the sudoku grid:
mask = FillingTransform[largestComponent]
Now, I can use a 2nd order derivative filter to find the vertical and horizontal lines in two separate images:
lY = ImageMultiply[MorphologicalBinarize[GaussianFilter[srcAdjusted, 3, {2, 0}], {0.02, 0.05}], mask];
lX = Image...
Instantiate and Present a viewController in Swift
...he new Swift on Xcode 6 , and I tried some demo projects and tutorials. Now I am stuck at:
15 Answers
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Is there an online name demangler for C++? [closed]
... box, and it will return the output with the names demangled.
@Update: It now demangles MSVC and Java symbols also.
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Autoresizing masks programmatically vs Interface Builder / xib / nib
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Is everything clear now? Also, I really meant it when I said I appreciated your post. I actually favorited it b/c this has confused me in the past. I think it's a great Q.
– Sam
Oct 19 '11 at 19:31
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How do you make a web application in Clojure? [closed]
...to the huge majority of programmers that work daily with Java. I don't. I know Java-the-language, because I worked on Java projects, but not Java-the-world. I never made a web app from scratch in Java. If I have to do it with Python, Ruby, I know where to go (Django or Rails), but if I want to make ...
How to determine if a type implements an interface with C# reflection
...the arguments for IsAssignableFrom backwards. I will go with GetInterfaces now :p
– Benjamin
Apr 10 '13 at 22:21
14
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How can I check if a var is a string in JavaScript?
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@alex I am now too :o (10 more minutes!)
– David Tang
Jun 8 '11 at 23:49
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How can I explode and trim whitespace?
...the whole time... this + implode saved my freaking life..I can go eat food now.
– jenki221
May 29 '15 at 20:30
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How to force the browser to reload cached CSS/JS files?
...cess:
RewriteEngine on
RewriteRule ^(.*)\.[\d]{10}\.(css|js)$ $1.$2 [L]
Now, we write the following PHP function:
/**
* Given a file, i.e. /css/base.css, replaces it with a string containing the
* file's mtime, i.e. /css/base.1221534296.css.
*
* @param $file The file to be loaded. Mus...