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Is it worth using Python's re.compile?
...it.py does its timings here; it does several runs and only reports the shortest one, at which point the compiled regexp is cached. The extra cost you're seeing here is not the cost of compiling the regexp, but the cost of looking it up in the compiled regexp cache (a dictionary).
...
What is Node.js' Connect, Express and “middleware”?
...stance, which integrates support for CoffeeScript, server-side jQuery, and testing.
Here's a concrete example of what's meant by "middleware": Out of the box, none of the above serves static files for you. But just throw in connect.static (a middleware that comes with Connect), configured to point...
Amazon S3 direct file upload from client browser - private key disclosure
...s the official doc links:
Diagram: http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingHTTPPOST.html
Example code: http://docs.aws.amazon.com/AmazonS3/latest/dev/HTTPPOSTExamples.html
The signed policy would go in your html in a form like this:
<html>
<head>
...
<meta h...
How to implement the activity stream in a social network
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How is performance of this implementation? Any tests on large tables?
– Joshua F. Rountree
Mar 19 '12 at 13:46
add a comment
| ...
How do I run a Python program in the Command Prompt in Windows 7?
...ing for answers here, on the web, and and in the Python documentation, and testing on my own, to finally get my Python scripts working smoothly on my Windows machines (WinXP and Win7). So, I just blogged about it and am pasting that below in case it's useful to others. Sorry it's long, and feel free...
Apache and Node.js on the Same Server
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I tested putting "ProxyPass / 127.0.0.1:8000" inside a virtual host container and was able to successfully redirect an entire domain group to a node instance. I also tested with "time wget..." to compare speed of accessing node...
How to determine if a list of polygon points are in clockwise order?
...in. Try it on a bunch of random non-convex polygons, and you will find the test will fail for some polygons if you don't take the arcsin.
– Luke Hutchison
Jun 8 '18 at 9:07
1
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Calling C++ class methods via a function pointer
.../ Get a method pointer.
int (C::*p)(int) = &C::m;
// Create a test object.
C c(1);
C *cp = &c;
// Operator .*
assert((c.*p)(2) == 3);
// Operator ->*
assert((cp->*p)(2) == 3);
}
Compile and run:
g++ -ggdb3 -O0 -std=c++11 -Wall -Wextra -pedantic -o ...
Does “git fetch --tags” include “git fetch”?
...rf script, which sets up a situation similar to the one described above:
Test HEAD^ HEAD
----------------------------------------------------------
5550.4: fetch 11.21(10.42+0.78) 0.08(0.04+0.02) -99.3%
That applies only for a situation where:
You have a lot o...
What is Java String interning?
... why you get equals! if you execute the below piece of code.
String s1 = "testString";
String s2 = "testString";
if(s1 == s2) System.out.println("equals!");
If you want to compare Strings you should use equals(). The above will print equals because the testString is already interned for you by t...