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How do I get a substring of a string in Python?
...o Worl'
>>> x[-2:]
'd!'
>>> x[2:-2]
'llo Worl'
Python calls this concept "slicing" and it works on more than just strings. Take a look here for a comprehensive introduction.
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How to get CRON to call in the correct PATHs
I'm trying to get cron to call in the correct PATHs. When I run a Python script from shell the script runs fine as it uses the PATHs set in bashrc but when I use cron all the PATHs are not used from bashrc. Is there a file I can enter the PATHs into for cron like bashrc or a way to call the PATHs fr...
What is the HMVC pattern?
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I am currently in the process of developing my own PHP 5.3 HMVC framework called Alloy. Since I am heavily invested in and sold on HMVC, I thought I could offer a different view point, and perhaps a better explanation of why HMVC should be used and the benefits it brings.
Th...
How to list the properties of a JavaScript object?
... keys;
}
Alternatively replace var getKeys with Object.prototype.keys to allow you to call .keys() on any object. Extending the prototype has some side effects and I wouldn't recommend doing it.
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What is correct HTTP status code when redirecting to a login page?
...pires header field.
fits a login page most closely in my opinion. I initially considered 303 see other which would work just as well. After some thought, I'd say 302 Found is more fitting because the requested resource was found, there just is another page to go through before it can be accessed. ...
What does %5B and %5D in POST requests stand for?
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Not least important is why these symbols occur in url.
See https://www.php.net/manual/en/function.parse-str.php#76792, specifically:
parse_str('foo[]=1&foo[]=2&foo[]=3', $bar);
the above produces:
$bar = ['foo' => ['1', '2', '3'] ];
and what is THE method to separate query vars ...
Using scanf() in C++ programs is faster than using cin?
...mple case: a program to read a list of numbers from standard input and XOR all of the numbers.
iostream version:
#include <iostream>
int main(int argc, char **argv) {
int parity = 0;
int x;
while (std::cin >> x)
parity ^= x;
std::cout << parity << std::endl;
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Apache Prefork vs Worker MPM
...he earlier, threadsafe model. Worker is multi-threaded, and event supports php-mpm which is supposed to be a better system for handling threads and requests.
However, your results may vary, based on configuration. I've seen a lot of instability in php-mpm and not any speed improvements. An aggress...
Parsing query strings on Android
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import org.eclipse.jetty.util.*;
URL url = new URL("www.example.com/index.php?foo=bar&bla=blub");
MultiMap<String> params = new MultiMap<String>();
UrlEncoded.decodeTo(url.getQuery(), params, "UTF-8");
assert params.getString("foo").equals("bar");
assert params.getString("bla").equ...
How to urlencode data for curl command?
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@kberg actually, this will only work for query data. curl will append a '?' followed by the urlencoded params. If you want to urlencode some url postfix (such as a CouchDB GET for some document id), then '--data-urlencode' won't work.
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