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How to increase space between dotted border dots
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This trick works for both horizontal and vertical borders:
/*Horizontal*/
background-image: linear-gradient(to right, black 33%, rgba(255,255,255,0) 0%);
background-position: bottom;
background-size: 3px 1px;
background-repeat: repeat-x;
/*Vertical*/
backgrou...
What are all the different ways to create an object in Java?
... only 2 ways exist: calling constructor (using new, clone() or reflection) and deserialization that does not invoke constructor.
– AlexR
Feb 24 '11 at 12:32
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What exactly does the Access-Control-Allow-Credentials header do?
I'm trying to understand how to use CORS and am confused about what the Access-Control-Allow-Credentials header does.
1 A...
How to send a JSON object over Request with Android?
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Android doesn't have special code for sending and receiving HTTP, you can use standard Java code. I'd recommend using the Apache HTTP client, which comes with Android. Here's a snippet of code I used to send an HTTP POST.
I ...
Can I make a pull request on a gist on GitHub?
...rrently open a pull request on a Gist.
You can comment though on the Gist and ask the author to update the Gist from your fork.
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How do I perform a Perl substitution on a string while keeping the original?
...a good way to perform a replacement on a string using a regular expression and store the value in a different variable, without changing the original?
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Enter “&” symbol into a text Label in Windows Forms?
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Two ways:
Escape it with another ampersand (&&).
Set UseMnemonic for that label to false. This causes all ampersands within the text to be taken literally so you don't need to double any of them. You'll lose the underlining and access key features though.
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Linux, Why can't I write even though I have group permissions?
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Did you logout and log back in after making the group changes? See:
Super User answer involving touch permissions failure
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How to position a DIV in a specific coordinates?
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Script its left and top properties as the number of pixels from the left edge and top edge respectively. It must have position: absolute;
var d = document.getElementById('yourDivId');
d.style.position = "absolute";
d.style.left = x_pos+'px...
Postgresql - change the size of a varchar column to lower length
I have a question about the ALTER TABLE command on a really large table (almost 30 millions rows).
One of its columns is a varchar(255) and I would like to resize it to a varchar(40) .
Basically, I would like to change my column by running the following command:
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