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twitter bootstrap typeahead ajax example
...ction, an array of objects according to your needs, e.g. [{"id":1,"label":"Foo"},{"id":2,"label":"Bar"}]
– Jonathan Lidbeck
Nov 27 '15 at 7:12
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How to print Unicode character in Python?
...ream redirection.
Store unicode characters in a file:
Save this to file: foo.py:
#!/usr/bin/python -tt
# -*- coding: utf-8 -*-
import codecs
import sys
UTF8Writer = codecs.getwriter('utf8')
sys.stdout = UTF8Writer(sys.stdout)
print(u'e with obfuscation: é')
Run it and pipe output to file:
py...
Understanding __get__ and __set__ and Python descriptors
...an be used to programmatically manage the results of a dotted lookup (e.g. foo.descriptor) in a normal expression, an assignment, and even a deletion.
Functions/methods, bound methods, property, classmethod, and staticmethod all use these special methods to control how they are accessed via the do...
object==null or null==object?
...
This also closely relates to:
if ("foo".equals(bar)) {
which is convenient if you don't want to deal with NPEs:
if (bar!=null && bar.equals("foo")) {
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Checking a Python module version at runtime
... is quite simple to use:
from getversion import get_module_version
import foo
version, details = get_module_version(foo)
See the documentation for details.
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Plot two histograms on single chart with matplotlib
...ues returned by hist:
import numpy as np
import matplotlib.pyplot as plt
foo = np.random.normal(loc=1, size=100) # a normal distribution
bar = np.random.normal(loc=-1, size=10000) # a normal distribution
_, bins, _ = plt.hist(foo, bins=50, range=[-6, 6], normed=True)
_ = plt.hist(bar, bins=bins, ...
Strings are objects in Java, so why don't we use 'new' to create them?
... reference will point to the canonical String instance.
String a = "foo";
String b = "foo";
System.out.println(a == b); // true
String c = new String(a
What's the difference between isset() and array_key_exists()? [duplicate]
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@Zacky Japanese. And it just says 'foobar'.
– deceze♦
Jul 9 '10 at 12:03
18
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Unix shell script find out which directory the script file resides?
...sh, ksh:
#!/bin/bash
# Absolute path to this script, e.g. /home/user/bin/foo.sh
SCRIPT=$(readlink -f "$0")
# Absolute path this script is in, thus /home/user/bin
SCRIPTPATH=$(dirname "$SCRIPT")
echo $SCRIPTPATH
For tcsh, csh:
#!/bin/tcsh
# Absolute path to this script, e.g. /home/user/bin/foo.c...
What is the difference between JOIN and UNION?
...example of JOIN:
mysql> SELECT * FROM
-> (SELECT 23 AS bah) AS foo
-> JOIN
-> (SELECT 45 AS bah) AS bar
-> ON (33=33);
+-----+-----+
| foo | bar |
+-----+-----+
| 23 | 45 |
+-----+-----+
1 row in set (0.01 sec)
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