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What does the property “Nonatomic” mean?
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Take a look at the Apple Docs.
Basically, if you say nonatomic, and you generate the accessors using @synthesize, then if multiple threads try to change/read the property at once, badness can happen. You can get partially-written values or over-released/retaine...
Ruby get object keys as array
...Hash:
http://ruby-doc.org/core-1.9.3/Hash.html#method-i-keys
You'll find all the different methods available for each class.
If you don't know what you're dealing with:
puts my_unknown_variable.class.to_s
This will output the class name.
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How to stretch the background image to fill a div
...gt;
Equivalent of CSS3 background-size: cover; :
To achieve this dynamically, you would have to use the opposite of contain method alternative (see below) and if you need to center the cropped image, you would need a JavaScript to do that dynamically - e.g. using jQuery:
$('.selector img').each(...
Is it possible to set transparency in CSS3 box-shadow?
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I suppose rgba() would work here. After all, browser support for both box-shadow and rgba() is roughly the same.
/* 50% black box shadow */
box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.5);
div {
width: 200px;
height: 50px;
line-height: 50px;
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How To Launch Git Bash from DOS Command Line?
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What if it's not installed on system drive? What if it's not installed in program files?
– Michael Kruglos
Mar 16 '17 at 18:04
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Circle drawing with SVG's arc path
... albeit drawn in two pieces.
None of this would matter if they would just allow textpaths to accept shapes. But I think they are avoiding that solution since shape elements like circle don't technically have a "start" point.
jsfiddle demo: http://jsfiddle.net/crazytonyi/mNt2g/
Update:
If you are us...
Is there a difference between `continue` and `pass` in a for loop in python?
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i m totally agree with your answer. but i have still question regarding pass keyword is it needed ? and needed but why ? Thank You
– Hardik Gajjar
Nov 9 '15 at 2:52
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How to read the content of a file to a string in C?
... 0, SEEK_END);
length = ftell (f);
fseek (f, 0, SEEK_SET);
buffer = malloc (length);
if (buffer)
{
fread (buffer, 1, length, f);
}
fclose (f);
}
if (buffer)
{
// start to process your data / extract strings here...
}
...
Set up DNS based URL forwarding in Amazon Route53 [closed]
...ying to setup forwarding in Amazon Route53. My last DNS service (Nettica) allowed me to route requests to "aws.example.com" to "https://myaccount.signin.aws.amazon.com/console/".
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What is the proper REST response code for a valid request but an empty data?
...ch may want to indicate success without having to return something. (Especially in cases like DELETE or POSTs that don't require feedback).
The answer, therefore, to your question is use 404 in your case. 204 is a specialized reponse code that you shouldn't often return to a browser in response to...