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Black transparent overlay on image hover with only CSS?
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Here's a good way using :after on the image div, instead of the extra overlay div: http://jsfiddle.net/Zf5am/576/
<div class="image">
<img src="http://www.newyorker.com/online/blogs/photobooth/NASAEarth-01.jpg" alt="" />
</div>
.image {position:relative; border:1px...
SQL Server - stop or break execution of a SQL script
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perfect. does not require sysadmin ultra extra user rights
– Pac0
Nov 5 '18 at 10:40
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Running Python on Windows for Node.js dependencies
...THON=%PYTHON%;D:\Python
First, you're setting PYTHON to ;D:\Python. That extra semicolon is fine for a semicolon-separated list of paths, like PATH or PYTHONPATH, but not for a single value like PYTHON. And likewise, adding a new value to the existing value is what you want when you want to add an...
Should each and every table have a primary key?
... creates a primary key if you didn't specify it explicitly, thus making an extra column you don't have access to.
Note that a primary key can be composite.
If you have a many-to-many link table, you create the primary key on all fields involved in the link. Thus you ensure that you don't have two ...
html5 - canvas element - Multiple layers
...element.
https://github.com/federicojacobi/layeredCanvas
I intend to add extra capabilities, but for now it will do.
You can do multiple functions and call them in order to "fake" layers.
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Unit testing of private methods [duplicate]
...X has a lot of code in the private member functions then it might be worth extracting a new class Y which is used by the implementation of class X. This new class Y can then be tested through its public interface, without exposing its use to the clients of class X.
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Entity Framework vs LINQ to SQL
...0 are going to look pretty much the same as those in L2S. EF gets you some extra things you can do now on top of what L2S offers.
– Paul Mendoza
Feb 17 '11 at 18:15
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Should Gemfile.lock be included in .gitignore?
...> Always check in Gemfile.lock, make travis delete it if you want to be extra thorough https://grosser.it/2015/08/14/check-in-your-gemfile-lock/
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Sending a message to nil in Objective-C
...ethods all return 0 when you've got a nil value, so you do not have to add extra checks for nil all over:
if ( [myString length] > 0 )
or this:
return [myArray count]; // say for number of rows in a table
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Add EBS to Ubuntu EC2 Instance
...! I was totally confused by the /mnt directory and wrongly assumed that my extra EBS volume (/dev/xvdf) that I told AWS to attach at instance creation was already mounted. Also, the mapping between what AWS shows (/dev/sdf) and (/dev/xvdf) that exists on ubuntu tripped me up.
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