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What's the best way to set a single pixel in an HTML5 canvas?
... the speed of these here: http://jsperf.com/setting-canvas-pixel/9 or here https://www.measurethat.net/Benchmarks/Show/1664/1
I recommend testing against browsers you care about for maximum speed. As of July 2017, fillRect() is 5-6× faster on Firefox v54 and Chrome v59 (Win7x64).
Other, sillier ...
Python str vs unicode types
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What does it mean to inflate a view from an xml file?
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CSS image resize percentage of itself?
...ng quick and simple, thanks. I used it like this: HTML: <img src="https://www.google.com/images/srpr/logo11w.png"/> CSS: img { display: inline-block; width: 15%; }
– Chnikki
Jun 20 '18 at 21:14
...
Suppress warning “Category is implementing a method which will also be implemented by its primary cl
...operty needs full read write access within the library.
Apple Docs link : https://developer.apple.com/library/ios/documentation/Cocoa/Conceptual/ProgrammingWithObjectiveC/CustomizingExistingClasses/CustomizingExistingClasses.html
Search for "Use Class Extensions to Hide Private Information".
So t...
Effects of changing Django's SECRET_KEY
...
According to this page https://docs.djangoproject.com/en/dev/topics/signing/, the SECRET_KEY is mostly used for transitory stuff -- signing data sent over the wire so you can detect tampering, for example. It looks like the things that COULD break ...
Node.js/Express.js App Only Works on Port 3000
...
In bin/www, there is a line:
var port = normalizePort(process.env.PORT || '3000');
Try to modify it.
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How do I activate a virtualenv inside PyCharm's terminal?
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Edit:
According to https://www.jetbrains.com/pycharm/whatsnew/#v2016-3-venv-in-terminal, PyCharm 2016.3 (released Nov 2016) has virutalenv support for terminals out of the box
Auto virtualenv is supported for bash, zsh, fish, and Windows cm...
Get type of all variables
...h a global object:
Everything you need is in the R manual on basic types: https://cran.r-project.org/doc/manuals/R-lang.html#Basic-types
Your object() needs to be penetrated with get(...) before you can see inside. Example:
a <- 10
myGlobals <- objects()
for(i in myGlobals){
typeof(i) ...
Setting PATH environment variable in OSX permanently
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