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Manipulate a url string by adding GET parameters
I want to add GET parameters to URLs that may and may not contain GET parameters without repeating ? or & .
15 Answe...
How does the extend() function work in jQuery?
...C: Foo=3 Bar=undefined Baz=undefined
R: Foo=3 Bar=1 Baz=2
A === R?: true
By this we can see that jQuery.extend():
Starts with the object provided by the first parameter.
Adds to it any property in the second parameter. If the property already exists in the first parameter, it is overwritten. The...
MySQL - why not index every field?
...
@Richard aka cyberkiwi: Indexes are not covered by ANSI - it's a miracle each vendor has used similar terminology. But even then, only SQL Server and MySQL use the terminology "clustered" and "non-clustered" index -- it means more in SQL Server than MySQL at that. There ...
How do Google+ +1 widgets break out of their iframe?
...unning within the context of your website and therefore is not constrained by the Origin Inheritance Rules for iframes. Therefore this JavaScript widget can set whatever DOM events it wants on the parent site even though it appears to be just a simple iframe.
Another thing, why is Google using an...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
...ause you are using a broken transaction to do additional work. PostgreSQL by default stops you from doing this.
I'm using: PostgreSQL 9.1.6 on x86_64-redhat-linux-gnu, compiled by gcc (GCC) 4.7.2 20120921 (Red Hat 4.7.2-2), 64-bit".
My PostgreSQL driver is: postgresql-9.2-1000.jdbc4.jar
Using Java ...
What is an Endpoint?
...
Come on guys :) We could do it simpler, by examples:
/this-is-an-endpoint
/another/endpoint
/some/other/endpoint
/login
/accounts
/cart/items
and when put under a domain, it would look like:
https://example.com/this-is-an-endpoint
https://example.com/another/en...
Sass calculate percent minus px
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You can always use a fall back option by adding width: 22% at above all widths with calc
– Hengjie
Sep 3 '13 at 6:14
1
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Can you add new statements to Python's syntax?
... Mercurial repository mirror.
The until statement
Some languages, like Ruby, have an until statement, which is the complement to while (until num == 0 is equivalent to while num != 0). In Ruby, I can write:
num = 3
until num == 0 do
puts num
num -= 1
end
And it will print:
3
2
1
So, I wa...
What's Up with Logging in Java? [closed]
...ogging, as it implements SLF4j directly
SLF4j/Logback because it's written by the same guy who did log4j, so he's made it better (according to Ken G - thanks. It seems to fit when looking at their earlier news posts)
SLF4j because they also publish a log4j adapter so you don't have to "switch out" ...
Callback functions in C++
...d why to use them(!)
A callback is a callable (see further down) accepted by a class or function, used to customize the current logic depending on that callback.
One reason to use callbacks is to write generic code which is independant from the logic in the called function and can be reused with d...