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Why does Math.round(0.49999999999999994) return 1?
... precisely this one pathological case.2 Java 7 no longer mandates this broken implementation.3
The problem
0.5+0.49999999999999994 is exactly 1 in double precision:
static void print(double d) {
System.out.printf("%016x\n", Double.doubleToLongBits(d));
}
public static void main(String args[...
How to compile and run C/C++ in a Unix console/Mac terminal?
...
If it is a simple single source program:
make foo
where the source file is foo.c or foo.cpp, etc.
You dont even need a makefile. Make has enough built-in rules to build your source file into an executable of the same name, minus extension.
Running the executable j...
How to Concatenate Numbers and Strings to Format Numbers in T-SQL?
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A couple of quick notes:
It's "length" not "lenght"
Table aliases in your query would probably make it a lot more readable
Now onto the problem...
You need to explicitly convert your parameters to VARCHAR before trying to concatenate th...
How to make PowerShell tab completion work like Bash
...owerShell include PSReadline, which can be used to do this:
Set-PSReadlineKeyHandler -Key Tab -Function Complete
To make it permanent, put this command into C:\Users\[User]\Documents\WindowsPowerShell\profile.ps1.
share
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What is a StackOverflowError?
What is a StackOverflowError , what causes it, and how should I deal with them?
15 Answers
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ASP.Net MVC: How to display a byte array image from model
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Something like this may work...
@{
var base64 = Convert.ToBase64String(Model.ByteArray);
var imgSrc = String.Format("data:image/gif;base64,{0}", base64);
}
<img src="@imgSrc" />
As mentioned in the comments below, pleas...
The calling thread must be STA, because many UI components require this
I am using http://www.codeproject.com/KB/IP/Facebook_API.aspx
7 Answers
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Using Sinatra for larger projects via multiple files
... when let's say somebody calls "/" - one action is executed, and if smth like "/posts/2" is received then another action - similar logic that is applied in PHP?
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iOS app with framework crashed on device, dyld: Library not loaded, Xcode 6 Beta
This crash has been a blocking issue I used the following steps to reproduce the issue:
29 Answers
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How to force garbage collector to run?
Interviewer asked me about this today ...is there an answer ?
7 Answers
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