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Is there a generic constructor with parameter constraint in C#?
In C# you can put a constraint on a generic method like:
7 Answers
7
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Selecting element by data attribute
...the attribute value (22) may not be omitted in this case.
Also, if you work with data attributes a lot in your jQuery scripts, you might want to consider using the HTML5 custom data attributes plugin. This allows you to write even more readable code by using .dataAttr('foo'), and results in a small...
Bash script absolute path with OS X
...b, but I'm not seeing anything available on the command-line. Here's a quick and dirty replacement:
#!/bin/bash
realpath() {
[[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"
}
realpath "$0"
This prints the path verbatim if it begins with a /. If not it must be a relative path, so i...
Redirect from an HTML page
... it in the head section.
Additionally for older browsers if you add a quick link in case it doesn't refresh correctly:
<p><a href="http://example.com/">Redirect</a></p>
Will appear as
Redirect
This will still allow you to get to where you're going with an additional cli...
How to enable PHP's openssl extension to install Composer?
...to enable the openssl extension to install Composer, first you need to check the location of the PHP installation.
Open a Command Prompt, type: echo %PATH% then check for the location of your PHP installation.
Go to that location and edit the file named: php.ini.
Uncomment the line extension=php_o...
Can I disable a CSS :hover effect via JavaScript?
...f the CSS :hover state itself.
You could try the following alternative workaround though. If you don’t mind mucking about in your HTML and CSS a little bit, it saves you having to reset every CSS property manually via JavaScript.
HTML
<body class="nojQuery">
CSS
/* Limit the hover styl...
PHP: exceptions vs errors?
...rrors are generally unrecoverable. Lets say for instance - you have a block of code that will insert a row into a database. It is possible that this call fails (duplicate ID) - you will want to have a "Error" which in this case is an "Exception". When you are inserting these rows, you can do some...
When to use MongoDB or other document oriented database systems? [closed]
...clips, photos and vector-grafics. We started with MySQL as the database backend and recently included MongoDB for storing all meta-information of the files, because MongoDB better fits the requirements. For example: photos may have Exif information, videos may have audio-tracks where we to want ...
How to line-break from css, without using ?
... and How are you.
I suggest using spans that you will then display as blocks (just like a <div> actually).
p span {
display: block;
}
<p><span>hello</span><span>How are you</span></p>
...
How to Sort a List by a property in the object
...
The easiest way I can think of is to use Linq:
List<Order> SortedList = objListOrder.OrderBy(o=>o.OrderDate).ToList();
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