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How to write iOS app purely in C
I read here Learn C Before Objective-C?
4 Answers
4
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Convert List to List
...deferred execution, that is, only converts as many items as are retrieved. Read more about it here: codeblog.jonskeet.uk/2011/01/13/…
– Edward
Jul 13 '18 at 14:36
add a comm...
Ways to circumvent the same-origin policy
...st){
request.onload = function() {
// ...
};
request.onreadystatechange = handler;
request.send();
}
Note that for the CORS method to work, you need to have access to any type of server header mechanic and can't simply access any third-party resource.
Source: http://www.nc...
How To Format A Block of Code Within a Presentation? [closed]
...
Unfortunately, this only works for Doc and Spreadsheet and not Presentation, which is what the question is about.
– Some Noob Student
Feb 22 '15 at 3:08
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raw_input function in Python
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The raw_input() function reads a line from input (i.e. the user) and returns a string
Python v3.x as raw_input() was renamed to input()
PEP 3111: raw_input() was renamed to input(). That is, the new input() function reads a line from sys.stdin and re...
In Swift how to call method with parameters on GCD main thread?
...n versions of Swift use DispatchQueue.main.async to dispatch to the main thread:
DispatchQueue.main.async {
// your code here
}
To dispatch after on the main queue, use:
DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
// your code here
}
Older versions of Swift used:
dispatch_asy...
RSpec: describe, context, feature, scenario?
...ou can use them interchangeably, the only difference is how your spec file reads. There is no difference in test output for example. The RSpec book says:
"We tend to use describe() for things and context() for context".
Personally I like to use describe, but I can see why people prefer context...
Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
...inal answer:
The answer is to gzip the CSS and JavaScript files. Yes, you read that right.
gzip -9 production.min.css
This will produce production.min.css.gz. Remove the .gz, upload to S3 (or whatever origin server you're using) and explicitly set the Content-Encoding header for the file to gzip...
JS Client-Side Exif Orientation: Rotate and Mirror JPEG Images
...ed to extract orientation only use this function - you don't need any EXIF-reading libs. Below is a function for re-setting orientation in base64 image.
Here's a fiddle for it. I've also prepared a fiddle with orientation extraction demo.
function resetOrientation(srcBase64, srcOrientation, callbac...
逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...可以看到%eax由于是调用者维护的寄存器，所以调用函数read_six_numbers时需要先入栈。0x8(%ebp)保存的应该是六个数字的地址。看了下read_six_numbers函数，基本上就是判断是否输入的数字为六个，所以重点还是phase_2函数本身。
在看到...