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Strange \n in base64 encoded string in Ruby
... editor after snippets, if snippets enabled
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Path of assets in CSS files in Symfony 2
...In short:
Willing to have original CSS in an "internal" dir (Resources/assets/css/a.css)
Willing to have the images in the "public" dir (Resources/public/images/devil.png)
Willing that twig takes that CSS, recompiles it into web/css/a.css and make it point the image in /web/bundles/mynicebundle/im...
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 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) {
...
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 -...
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...
Difference between objectForKey and valueForKey?
...WithInt:12345];
Account *newAccount = [[Account alloc] init];
[newAccount setAccountNumber:anAccountNUmber];
NSNumber *anotherAccountNumber = [newAccount accountNumber];
Using KVC, I can access the property dynamically:
NSNumber *anAccountNumber = [NSNumber numberWithInt:12345];
Account *newAcc...
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...
Django: Get list of model fields?
I've defined a User class which (ultimately) inherits from models.Model . I want to get a list of all the fields defined for this model. For example, phone_number = CharField(max_length=20) . Basically, I want to retrieve anything that inherits from the Field class.
...
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...