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Random string generation with upper case letters and digits
...generation.
string.ascii_uppercase + string.digits just concatenates the list of characters representing uppercase ASCII chars and digits:
>>> string.ascii_uppercase
'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
>>> string.digits
'0123456789'
>>> string.ascii_uppercase + string.digits
'A...
Will HTML5 allow web apps to make peer-to-peer HTTP connections?
Is it possible to create a web app that, with the help of a central server, could create direct connections with other users of the same web app? I'm imagining a process similar to UDP hole punching.
...
Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
...f Uint8Array in node.js 4.x and higher. Thus, the most efficient solution is to access the buf.buffer property directly, as per https://stackoverflow.com/a/31394257/1375574. The Buffer constructor also takes an ArrayBufferView argument if you need to go the other direction.
Note that this will no...
in Ipython notebook / Jupyter, Pandas is not displaying the graph I try to plot
... the object, it doesn't actually plot the graph itself. So it looks like this:
7 Answers
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Best branching strategy when doing continuous integration?
What is the best branching strategy to use when you want to do continuous integration?
12 Answers
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How do I return early from a rake task?
...
A Rake task is basically a block. A block, except lambdas, doesn't support return but you can skip to the next statement using next which in a rake task has the same effect of using return in a method.
task :foo do
puts "printed"
ne...
Error: request entity too large
...ode_modules/connect/lib/middleware/json.js:46 and restarting node, I get this output in the console:
Limit file size: 1048576
connect.multipart() will be removed in connect 3.0
visit https://github.com/senchalabs/connect/wiki/Connect-3.0 for alternatives
connect.limit() will be removed in connect ...
How do you debug MySQL stored procedures?
My current process for debugging stored procedures is very simple. I create a table called "debug" where I insert variable values from the stored procedure as it runs. This allows me to see the value of any variable at a given point in the script, but is there a better way to debug MySQL stored proc...
Long-lasting FB access-token for server to pull FB page info
...mentation and reading many frustratingly vague blog articles (FB and otherwise), I'm still struggling to get a clear answer to my needs. Let me succinctly break down my process so far:
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regex.test V.S. string.match to know if a string matches a regular expression
...x) ) {
// There was a match.
} else {
// No match.
}
Performance
Is there any difference regarding performance?
Yes. I found this short note in the MDN site:
If you need to know if a string matches a regular expression regexp, use regexp.test(string).
Is the difference significant?...