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PostgreSQL Connection URL
...as follows:
postgresql://[user[:password]@][netloc][:port][/dbname][?param1=value1&...]
Here are examples from same document
postgresql://
postgresql://localhost
postgresql://localhost:5432
postgresql://localhost/mydb
postgresql://user@localhost
postgresql://user:secret@localhost
postgresql:...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
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319
@NotNull: The CharSequence, Collection, Map or Array object is not null, but can be empty.
@Not...
What does the KEY keyword mean?
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193
Quoting from http://dev.mysql.com/doc/refman/5.1/en/create-table.html
{INDEX|KEY}
So KEY is...
How to find a parent with a known class in jQuery?
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501
Assuming that this is .d, you can write
$(this).closest('.a');
The closest method returns the...
How can I check whether a numpy array is empty or not?
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317
You can always take a look at the .size attribute. It is defined as an integer, and is zero (0)...
Pass Nothing from Javascript to VBScript in IE9
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17
Unfortunately, you are probably stuck here - JavaScript does not have a "Nothing" equivalent. S...
What is Microsoft.csharp.dll in .NET 4.0
This DLL is added by default in Visual Studio 2010 projects. What is this new assembly used for? It does not seem to contain much after looking at it using Reflector and Google does not seem to have much to say about it either.
...
Android: How to Programmatically set the size of a Layout
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// Changes the height and width to the specified *pixels*
params.height = 100;
params.width = 100;
layout.setLayoutParams(params);
If you want to convert dip to pixels, use this:
int height = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, <HEIGHT>, getResources().getDisplayMe...
How to read the mode field of git-ls-tree's output
...The following flags are defined for the st_mode field:
S_IFMT 0170000 bit mask for the file type bit fields
S_IFSOCK 0140000 socket
S_IFLNK 0120000 symbolic link
S_IFREG 0100000 regular file
S_IFBLK 0060000 block device
S_IFDIR 0...