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How to sort Counter by value? - python
...common(1)
[('c', 7)]
Outside of counters, sorting can always be adjusted based on a key function; .sort() and sorted() both take callable that lets you specify a value on which to sort the input sequence; sorted(x, key=x.get, reverse=True) would give you the same sorting as x.most_common(), but on...
Is there a NumPy function to return the first index of something in an array?
...
Just to add a very performant and handy numba alternative based on np.ndenumerate to find the first index:
from numba import njit
import numpy as np
@njit
def index(array, item):
for idx, val in np.ndenumerate(array):
if val == item:
return idx
# If no ...
How to Pass Parameters to Activator.CreateInstance()
...another way to pass arguments to CreateInstance through named parameters.
Based on that, you can pass a array towards CreateInstance. This will allow you to have 0 or multiple arguments.
public T CreateInstance<T>(params object[] paramArray)
{
return (T)Activator.CreateInstance(typeof(T), ...
Convert XmlDocument to String
...e code with null-checks everywhere... i guess it just depends on your code base...
– Chris Moutray
Oct 27 '14 at 6:09
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Two-way encryption: I need to store passwords that can be retrieved
...json).
After you have successfully encrypted using mcrypt, run it through base64_encode and then convert it to hex code. Once in hex code it's easy to transfer in a variety of ways.
$td = mcrypt_module_open('tripledes', '', 'ecb', '');
$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td), MCRYPT_RA...
Creating a JavaScript cookie on a domain and reading it across sub domains
...-side code is written in C#, Rick Strahl provides a method for getting the base domain, e.g. example.com, from the domain at weblog.west-wind.com/posts/2012/Apr/24/…
– CAK2
Nov 18 '16 at 21:31
...
Get file size, image width and height before upload
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Example using FileReader API
In case you need images sources as long Base64 encoded data strings
<img src="data:image/png;base64,iVBORw0KGg... ...lF/++TkSuQmCC=">
const EL_browse = document.getElementById('browse');
const EL_preview = document.getElementById('preview');
con...
How do I update the GUI from another thread?
...
Handling long work
Since .NET 4.5 and C# 5.0 you should use Task-based Asynchronous Pattern (TAP) along with async-await keywords in all areas (including the GUI):
TAP is the recommended asynchronous design pattern for new development
instead of Asynchronous Programming Model (APM) a...
How to get the Display Name Attribute of an Enum member via MVC razor code?
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Based on Aydin's answer I would suggest a less "duplicatious" implementation (because we could easily get the Type from the Enum value itself, instead of providing it as a parameter ????:
public static string GetDisplayName(...
How do I use WebRequest to access an SSL encrypted site using https?
...that support SSL. The decision to use SSL is made by the WebRequest class, based on the URI it is given. If the URI begins with "https:", SSL is used; if the URI begins with "http:", an unencrypted connection is used.
share...