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How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
...ent: "";
}
.parent:before {
top: 0;
bottom: 0;
left: 50%;
border-left: dashed 1px #ccc;
}
.parent:after {
left: 0;
right: 0;
top: 50%;
border-top: dashed 1px #ccc;
}
.child {
width: 200px;
height: 200px;
background: rgba(200, 198, 133, .5);
}
ul {
...
Converting a string to JSON object
... need to parse it. You would need some quotes surrounding all your Data in order to make it a string.
– James Eberhardt
Oct 29 '17 at 12:09
add a comment
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How to delete a word and go into insert mode in Vim?
...
For the second question: bPldw
This will, in order, take you to the beginning of the current word, insert the default register in front of the cursor, go to the next character (taking you past the end of the text you just inserted), and delete the rest of the word.
...
Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
...sion. In such cases one should first multiply, and then divide. Change the order of operators in this example and you will get identical results. A money essentially is a 64-bit int, and if you were to deal with ints, you would multiply before dividing.
– Andriy M
...
Go to particular revision
...made to patches. checkout the initial commit and then apply the patches in order after reading.
use git format-patch <initial revision> and then git checkout <initial revision>.
you should get a pile of files in your director starting with four digits which are the patches.
when you ...
How to prevent browser page caching in Rails
...tion test (BURP, Detectify, etc.), you can install this Gem on Rails 4+ in order to add the following headers to all responses:
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Pragma: no-cache
Expires: -1
Works like a charm and is really the right way to go for secure, HTTPS web app...
What are naming conventions for MongoDB?
...
Naming convention for collection
In order to name a collection few precautions to be taken :
A collection with empty string (“”) is not a valid collection name.
A collection name should not contain the null character because this defines the end of collect...
What is a StackOverflowError?
...
is implemented correctly, you can increase the stack’s size, in
order to allow a larger number of invocations. Depending on the Java
Virtual Machine (JVM) installed, the default thread stack size may
equal to either 512KB, or 1MB. You can increase the thread stack
size using t...
How to check that an element is in a std::set?
...
std::set is typically implemented with an ordered tree structure, so count() and find() will both have O(logn). Neither will iterate over all elements in the set.
– Alan
Nov 9 '09 at 16:41
...
Detect Click into Iframe using JavaScript
... the iframe, you need to take focus out of it once the user has clicked in order to monitor further clicks. This should be added to the $(window).blur() section: setTimeout(function(){ window.focus(); }, 0);. Now, the user clicks, puts focus in the iframe, the script pulls that focus back, and can n...