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How do I trim leading/trailing whitespace in a standard way?
...mp; isspace((unsigned char)*end)) end--;
end++;
// Set output size to minimum of trimmed string length and buffer size minus 1
out_size = (end - str) < len-1 ? (end - str) : len-1;
// Copy trimmed string and add null terminator
memcpy(out, str, out_size);
out[out_size] = 0;
retur...
What is “2's Complement”?
...000, start with 1111 - that's the "complement" part).
Let's try it with a mini-byte of 4 bits (we'll call it a nibble - 1/2 a byte).
0000 - zero
0001 - one
0010 - two
0011 - three
0100 to 0111 - four to seven
That's as far as we can go in positives. 23-1 = 7.
For negatives:
1111 - negative one
1...
In a storyboard, how do I make a custom cell for use with multiple controllers?
...d, here's what happens:
Each prototype cell is actually its own embedded mini-nib. So when the table view controller is loading up, it runs through each of the prototype cell's nibs and calls -[UITableView registerNib:forCellReuseIdentifier:].
The table view asks the controller for the cells.
You ...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
... that.
2)
Scikit-learn clustering
gives an excellent overview of k-means, mini-batch-k-means ...
with code that works on scipy.sparse matrices.
3) Always check cluster sizes after k-means.
If you're expecting roughly equal-sized clusters, but they come out
[44 37 9 5 5] % ... (sound of head-scr...
Using -performSelector: vs. just calling the method
...run loop cycle to perform the selector, these methods provide an automatic mini delay from the currently executing code. Multiple queued selectors are performed one after another in the order they were queued."
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Differences between socket.io and websockets
... compatibility
As of June 2016 WebSocket works on everything except Opera Mini, including IE higher than 9.
This is the browser compatibility of WebSocket on Can I Use as of June 2016:
See http://caniuse.com/websockets for up-to-date info.
...
In HTML5, should the main navigation be inside or outside the element?
...te navigation, although it's usually omitted from the "footer" section for mini-navs / important site links.
Really it comes down to personal / team choice. Decide what you and your team feel is more semantic and more important and the try to be consistent. For me, if the nav is inline with the lo...
Position icons into circle
... emulated using IE matrix filter transforms. As for mobile browsers, Opera Mini is the only one not supporting CSS transforms and I really wouldn't use something that's so space wasting on a small screen anyway.
– Ana
Oct 10 '12 at 15:21
...
Client-server synchronization pattern / algorithm?
... pusher can do this.
For database mirror, some web frameworks use a local mini database to sync server side database to local in browser database, partial synchronization is supported. Check meteror.
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C++ Dynamic Shared Library on Linux
...ew/delete overload.
Two clear articles to get more details:
C++ dlopen mini how-to
C++ Dynamic Loading of Shared Objects at Runtime
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