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Python Unicode Encode Error
...'ignore')
the 'ignore' part will tell it to just skip those characters. From the python docs:
>>> u = unichr(40960) + u'abcd' + unichr(1972)
>>> u.encode('utf-8')
'\xea\x80\x80abcd\xde\xb4'
>>> u.encode('ascii')
Traceback (most recent call last):
File "<stdin>"...
How can a string be initialized using “ ”?
...rewJanke on recent hotspot jvm (7), the string pool is not in perm gen and from Java 8 there is no perm gen any more...
– assylias
Aug 31 '13 at 6:14
...
Custom toast on Android: a simple example
...yout element is "toast_layout". You must use this ID to inflate the layout from the XML, as shown here:
LayoutInflater inflater = getLayoutInflater();
View layout = inflater.inflate(R.layout.toast_layout,
(ViewGroup) findViewById(R.id.toast_layout_root));
ImageVi...
Two-way encryption: I need to store passwords that can be retrieved
...ption cycle takes about 1/2 second on my machine).
Now, as to point 3 from the first list, what that would give you is a function like this:
function makeKey($userKey, $serverKey, $userSuppliedKey) {
$key = hash_hmac('sha512', $userKey, $serverKey);
$key = hash_hmac('sha512', $key, $us...
How to copy text to clipboard/pasteboard with Swift
...// write to clipboard
UIPasteboard.general.string = "Hello world"
// read from clipboard
let content = UIPasteboard.general.string
(When reading from the clipboard, the UIPasteboard documentation also suggests you might want to first check hasStrings, "to avoid causing the system to needlessly at...
Numpy - add row to array
... = array([[0, 1, 2], [1, 2, 0], [2, 1, 2], [3, 2, 0]])
add to A all rows from X where the first element < 3:
import numpy as np
A = np.vstack((A, X[X[:,0] < 3]))
# returns:
array([[0, 1, 2],
[0, 2, 0],
[0, 1, 2],
[1, 2, 0],
[2, 1, 2]])
...
How to turn off INFO logging in Spark?
...s just after creating SparkContext reduced stderr lines logged for my test from 2647 to 163. However creating the SparkContext itself logs 163, up to
15/08/25 10:14:16 INFO SparkDeploySchedulerBackend: SchedulerBackend is ready for scheduling beginning after reached minRegisteredResourcesRatio: 0.0...
Shared-memory objects in multiprocessing
..., where one process holds the memory and a manager arbitrates access to it from other processes (even over a network).
The Manager approach can be used with arbitrary Python objects, but will be slower than the equivalent using shared memory because the objects need to be serialized/deserialized an...
IIS7: HTTP->HTTPS Cleanly
...
A clean way changes only the URL scheme from http -> https and leaves everything else equivalent. It should be server-side so that there are no browser issues.
JPPinto.com has Step-By-Step instructions on how this is done, except that they use javascript (HttpR...
setuptools: package data folder location
...g the destination for each group of files by passing in a list of tuples:
from setuptools import setup
setup(
...
data_files=[
('/var/data1', ['data/foo.txt']),
('/var/data2', ['data/bar.txt'])
]
)
Updated: Example of a shell function to recursively grep Python...