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Best implementation for hashCode method for a collection
...rsion
Create a int result and assign a non-zero value.
For every field f tested in the equals() method, calculate a hash code c by:
If the field f is a boolean:
calculate (f ? 0 : 1);
If the field f is a byte, char, short or int: calculate (int)f;
If the field f is a long: calculate (int)(f ^ (...
Preserve line breaks in angularjs
... comparison of the different rendering modes: http://meyerweb.com/eric/css/tests/white-space.html
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D Programming Language in the real world? [closed]
...
I use D for a hardware in the loop (HIL) test environment. This is for software tests in the automotive area. D can be used here, because as a system programming language it is possible to be used in real-time programs (IRQ handlers in a linux real-time extension RT...
Microsoft Excel mangles Diacritics in .csv files?
I am programmatically exporting data (using PHP 5.2) into a .csv test file.
Example data: Numéro 1 (note the accented e).
The data is utf-8 (no prepended BOM).
...
Python Pandas: Get index of rows which column matches certain value
... If you only want back the index, what's the overhead of df[dftest].index? Does this create an intermediate data frame (whose data may be gibabytes). What about dftest? Doesn't this also allocate a very large intermediate object where the returned index may be very small, or even empty...
How can I pad a value with leading zeros?
...ng().length;
if ( width > 0 )
{
return new Array( width + (/\./.test( number ) ? 2 : 1) ).join( '0' ) + number;
}
return number + ""; // always return a string
}
you could bake this into a library if you want to conserve namespace or whatever. Like with jQuery's extend.
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Get selected value in dropdown list using JavaScript
... looks like this:
<select id="ddlViewBy">
<option value="1">test1</option>
<option value="2" selected="selected">test2</option>
<option value="3">test3</option>
</select>
Running this code:
var e = document.getElementById("ddlViewBy");
var st...
What is HEAD in Git?
...inter for you to move around. Let’s say you create a new branch
called testing. You do this with the git branch command:
$ git branch testing
This creates a new pointer at the same commit you’re currently on
How does Git know what branch you’re currently on? It keeps a s...
Import CSV to mysql table
What is the best/fastest way to upload a csv file into a mysql table? I would like for the first row of data be used as the column names.
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How to recursively list all the files in a directory in C#?
...know whether *.* also includes files without file extension: Yes, it does, tested a minute ago.
– Tobias Knauss
Jun 9 '16 at 16:28
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