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C# vs C - Big performance difference
...e point here. I've been reading many similar cases where c# outperforms c/c++ and always the rebuttal is to employ some expert level optimization. 99% of programmers don't have the knowledge to use such optimization techniques just to get their code to run slightly faster than the c# code. Use ca...
Calling C/C++ from Python?
What would be the quickest way to construct a Python binding to a C or C++ library?
16 Answers
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html5 - canvas element - Multiple layers
...ender virtual canvases on DOM canvas */
domContext.drawImage(canvas, 0, 0, 200, 200);
domContext.drawImage(canvas2, 0, 0, 200, 200);
And here is some codepen: https://codepen.io/anon/pen/mQWMMW
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Return JSON response from Flask view
...the data yourself, do what jsonify does by building a response with status=200 and mimetype='application/json'.
from flask import json
@app.route('/summary')
def summary():
data = make_summary()
response = app.response_class(
response=json.dumps(data),
status=200,
m...
How to add a spinner icon to button when it's in the Loading state?
... setLoading();
setTimeout(() => {
clearLoading();
}, 1000);
}, 2000);
Check it out on JSFiddle
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Convenient C++ struct initialisation
I'm trying to find a convenient way to initialise 'pod' C++ structs. Now, consider the following struct:
13 Answers
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How to add image to canvas
...e cropped unless you use full function context.drawImage(base_image, 0, 0, 200, 200);. That would draw base_img from 0px position, with draw area of 200x200px.
– m3nda
Feb 16 '15 at 4:52
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Why does C++11 not support designated initializer lists as C99? [closed]
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C++ has constructors. If it makes sense to initialize just one member then that can be expressed in the program by implementing an appropriate constructor. This is the sort of abstraction C++ promotes.
On the other hand the ...
How to select bottom most rows?
I can do SELECT TOP (200) ... but why not BOTTOM (200)?
14 Answers
14
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“CAUTION: provisional headers are shown” in Chrome debugger
...example.com/a ->301->example.com/b, and the target page answers with 200, and then you click in an inspector the target page /b to see the header data, you will get them, labeled with "Provisional headers are shown". It is correct, because, you don't analyzed the target page directly. If you d...