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A 'for' loop to iterate over an enum in Java
I have an enum in Java for the cardinal & intermediate directions:
11 Answers
11
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Setting Access-Control-Allow-Origin in ASP.Net MVC - simplest possible method
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For plain ASP.NET MVC Controllers
Create a new attribute
public class AllowCrossSiteJsonAttribute : ActionFilterAttribute
{
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
filterConte...
git difftool, open all diff files immediately, not in serial
The default git diff behavior is to open each diff file in serial (wait for previous file to be closed before opening next file).
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PHP multidimensional array search by value
...= searchForId('100', $userdb);
It is important to know that if you are using === operator compared types have to be exactly same, in this example you have to search string or just use == instead ===.
Based on angoru answer. In later versions of PHP (>= 5.5.0) you can use one-liner.
$key = arr...
Different ways of loading a file as an InputStream
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There are subtle differences as to how the fileName you are passing is interpreted. Basically, you have 2 different methods: ClassLoader.getResourceAsStream() and Class.getResourceAsStream(). These two methods will locate the resource differently.
In Class.getResourceAsStream(path), the p...
Compare floats in php
I want to compare two floats in PHP, like in this sample code:
16 Answers
16
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C++ deprecated conversion from string constant to 'char*'
...s is an error message you see whenever you have a situation like the following:
char* pointer_to_nonconst = "string literal";
Why? Well, C and C++ differ in the type of the string literal. In C the type is array of char and in C++ it is constant array of char. In any case, you are not allowed to ...
How does java do modulus calculations with negative numbers?
Am I doing modulus wrong? Because in Java -13 % 64 is supposed to evaluate to -13 but I get 51 .
14 Answers
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How to add \newpage in Rmarkdown in a smart way?
I wonder if one could simply use LaTeX \newpage command in R markdown v2 in a different way than this:
3 Answers
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What is the direction of stack growth in most modern systems?
I am preparing some training materials in C and I want my examples to fit the typical stack model.
9 Answers
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