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...red Jul 15 '13 at 22:16
Thejoker123Thejoker123
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Check if multiple strings exist in another string
...
You need to iterate on the elements of a.
a = ['a', 'b', 'c']
str = "a123"
found_a_string = False
for item in a:
if item in str:
found_a_string = True
if found_a_string:
print "found a match"
else:
print "no match found"
...
Conditional import of modules in Python
In my program I want to import simplejson or json based on whether the OS the user is on is Windows or Linux. I take the OS name as input from the user. Now, is it correct to do the following?
...
“java.lang.OutOfMemoryError : unable to create new native Thread”
... into using Callable/Runnables under the control of an Executor if at all possible. There are plenty of standard executors with various behavior which your code can easily control.
(There are many reasons why the number of threads is limited, but they vary from operating system to operating system...
Read text file into string array (and write)
...with Scanner:
package main
import (
"bufio"
"fmt"
"log"
"os"
)
// readLines reads a whole file into memory
// and returns a slice of its lines.
func readLines(path string) ([]string, error) {
file, err := os.Open(path)
if err != nil {
return nil, err
}
defe...
RegEx for Javascript to allow only alphanumeric
...ou wanted to return a replaced result, then this would work:
var a = 'Test123*** TEST';
var b = a.replace(/[^a-z0-9]/gi,'');
console.log(b);
This would return:
Test123TEST
Note that the gi is necessary because it means global (not just on the first match), and case-insensitive, which is why I ...
Make sure only a single instance of a program is running
...
The following code should do the job, it is cross-platform and runs on Python 2.4-3.2. I tested it on Windows, OS X and Linux.
from tendo import singleton
me = singleton.SingleInstance() # will sys.exit(-1) if other instance is running
The latest code version is avail...
Excluding directories in os.walk
I'm writing a script that descends into a directory tree (using os.walk()) and then visits each file matching a certain file extension. However, since some of the directory trees that my tool will be used on also contain sub directories that in turn contain a LOT of useless (for the purpose of thi...
FormData.append(“key”, “value”) is not working
...
RudieRudie
44.1k3636 gold badges123123 silver badges167167 bronze badges
...
What's the difference between an argument and a parameter?
...turn x + y;
}
At a call-site using add, such as the example shown below, 123 and 456 would be referred to as the arguments of the call.
int result = add(123, 456);
Also, some language specifications (or formal documentation) choose to use parameter or argument exclusively and use adjectives lik...