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python generator “send” function purpose?
...attempt to follow a recipe
Let us have a recipe, which expects predefined set of inputs in some order.
We may:
create a watched_attempt instance from the recipe
let it get some inputs
with each input return information about what is currently in the pot
with each input check, that the input is t...
Correct way to convert size in bytes to KB, MB, GB in JavaScript
...lector('p'),
input = document.querySelector('input');
function setText(v){
p.innerHTML = formatBytes(v);
}
// bind 'input' event
input.addEventListener('input', function(){
setText( this.value )
})
// set initial text
setText(input.value);
<input type="text" value="1...
How do I push amended commit to the remote Git repository?
...hing commit and then I pushed to a remote repository. But then I noticed I forgot to organize my imports in the source code. So I do the amend command to replace the previous commit:
...
ab load testing
...
Steps to set up Apache Bench(AB) on windows (IMO - Recommended).
Step 1 - Install Xampp.
Step 2 - Open CMD.
Step 3 - Go to the apache bench destination (cd C:\xampp\apache\bin) from CMD
Step 4 - Paste the command (ab -n 100 -c 10 -k -...
What is the difference between supervised learning and unsupervised learning? [closed]
...
@ChuckTesta Active Learning is a subset of Online Learning. In the case of online learning, the algorithm receives data in a sequential order (stream) as opposed to batch learning where the algorithm learns on the entire dataset as a whole. Additionally, in act...
How to test multiple variables against a value?
...uple:
if 1 in (x, y, z):
or better still:
if 1 in {x, y, z}:
using a set to take advantage of the constant-cost membership test (in takes a fixed amount of time whatever the left-hand operand is).
When you use or, python sees each side of the operator as separate expressions. The expression x...
Allowed characters in Linux environment variable names
... the value shall
be composed of characters from the
portable character set (except NUL
and as indicated below).
So names may contain any character except = and NUL, but:
Environment variable names used by the utilities in the Shell and
Utilities volume of IEEE Std
1003.1-2001 consist...
How to count certain elements in array?
...ict stresses it uses the == operator.)
Also consider using your own multiset data structure (e.g. like python's 'collections.Counter') to avoid having to do the counting in the first place.
class Multiset extends Map {
constructor(...args) {
super(...args);
}
add(elem) {
...
How to declare a friend assembly?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
What is :: (double colon) in Python when subscripting sequences?
...w???"... Read on! (We can do this in a 2-step approach)
Step 1 - Obtain subset
Specify the "start index" and "end index" in both row-wise and column-wise directions.
In code:
In [5]: X2 = X[2:9,3:8]
In [6]: X2
Out[6]:
array([[23, 24, 25, 26, 27],
[33, 34, 35, 36, 37],
[43, 44, 45, 46...