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Typedef function pointer?
... {
return u*v;
}
t_somefunc afunc = &product;
...
int x2 = (*afunc)(123, 456); // call product() to calculate 123*456
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Why is list initialization (using curly braces) better than the alternatives?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Javascript seconds to minutes and seconds
... var secs = ~~duration % 60;
// Output like "1:01" or "4:03:59" or "123:03:59"
var ret = "";
if (hrs > 0) {
ret += "" + hrs + ":" + (mins < 10 ? "0" : "");
}
ret += "" + mins + ":" + (secs < 10 ? "0" : "");
ret += "" + secs;
return ret;
}
~~ is a sh...
What's the difference between the atomic and nonatomic attributes?
...
@HotLicks Another fun one; on certain architectures (Can't remember which one), 64 bit values passed as an argument might be passed half in a register and half on the stack. atomic prevents cross-thread half-value reads. (That was a fun bu...
How to evaluate a math expression given in string form?
... instructions please visit project website (especially tutorial section).
https://mathparser.org/
https://mathparser.org/mxparser-tutorial/
https://mathparser.org/api/
And few examples
1 - Simple furmula
Expression e = new Expression("( 2 + 3/4 + sin(pi) )/2");
double v = e.calculate()
2 - U...
What is the difference between compile and link function in angularjs
...eo which explains Compile and Link in Angular JS in a very great fashion:
https://www.youtube.com/watch?v=bjFqSyddCeA
It would not be pleasing to copy/type in all of the content here. I took a couple of screenshots from the video, which explain every stage of Compile and Link phases:
The sec...
How to set custom header in Volley Request
...equestQueue queue = Volley.newRequestQueue(this);
String url = "http://www.somewebsite.com";
StringRequest getRequest = new StringRequest(Request.Method.GET, url,
new Response.Listener<String>()
{
@Override
public void onResponse(String respons...
Convert Unicode to ASCII without errors in Python
... of io
Then you can parse the content out like this:
response = urlopen("https://example.com/gzipped-ressource")
buffer = io.BytesIO(response.read()) # Use StringIO.StringIO(response.read()) in Python 2
gzipped_file = gzip.GzipFile(fileobj=buffer)
decoded = gzipped_file.read()
content = decoded.de...
Worth switching to zsh for casual use? [closed]
...ng it is pretty easy, grab the bash-completion-20060301.tar.gz from http://www.caliban.org/bash/index.shtml#completion and extract it with
tar -xzvf bash-completion-20060301.tar.gz
then copy the bash_completion/bash_completion file to /etc with
sudo cp bash_completion/bash_completion /etc
wh...
NoSQL - MongoDB vs CouchDB [closed]
...plications based on support, expandability, management, and cost.
http://www.gartner.com/technology/reprints.do?id=1-23A415Q&ct=141020&st=sb
I would like to suggest Couchbase to anyone who's not tried it yet, but not based on the version that is shown in the report (2.5.1) because it is n...