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What does the “at” (@) symbol do in Python?
... as well: stackoverflow.com/a/21563036/5049813
– Pro Q
Apr 25 '18 at 22:47
@decorators also can be added
...
Nginx no-www to www and www to no-www
...manent;
}
server {
listen 80;
server_name google.com;
index index.php index.html;
####
# now pull the site from one directory #
root /var/www/www.google.com/web;
# done #
location = /favicon.ico {
log_not_found off;
...
MySQL “incorrect string value” error when save unicode string in Django
...likely cause is a CharField which has a max_length of 255 and some kind of index on it (e.g. unique). Because utf8mb4 uses 33% more space than utf-8 you'll need to make these fields 33% smaller.
In this case, change the max_length from 255 to 191.
Alternatively you can edit your MySQL configurat...
Remove Object from Array using JavaScript
... from an array using Array.filter, or Array.splice combined with Array.findIndex (see MDN), e.g.
// non destructive filter > noJohn = John removed, but someArray will not change
let someArray = getArray();
let noJohn = someArray.filter( el => el.name !== "John" );
log("non destructive...
How to correctly iterate through getElementsByClassName
... the way to retrieve an item from a NodeList is:
nodeItem = nodeList.item(index)
Thus:
var slides = document.getElementsByClassName("slide");
for (var i = 0; i < slides.length; i++) {
Distribute(slides.item(i));
}
I haven't tried this myself (the normal for loop has always worked for me)...
What is the difference between Collection and List in Java?
...
List in java extends Collections interface and builds indexed functions which help in position based retrieval and removal behavior
– frictionlesspulley
Jul 23 '10 at 18:46
...
Developing cross platform mobile application [closed]
...ocus is always on making the developer's life easier at the expense of the quality of the final product. Moreover, the promise of faster and cheaper seldom pans out. There always seems to be show stopping hitch somewhere that eats most of the time saved.
– TechZen
...
Node.js quick file server (static files over HTTP)
...ePath = '.' + request.url;
if (filePath == './')
filePath = './index.html';
var extname = path.extname(filePath);
var contentType = 'text/html';
switch (extname) {
case '.js':
contentType = 'text/javascript';
break;
case '.css':
...
CURL to access a page that requires a login from a different page
...
This is a deep answer! It does not answer the question directly, because it shows how to answer it.
– bgStack15
Mar 30 '17 at 15:50
5
...
How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
... into my environments, but to use anything outside (i.e. Flask-WTF, flask-sqlalchemy, and alembic) I need to use pip install in the active environment. However, when I look at the contents of the environment, either in the directory, or using conda list these pip install ed packages don't show ...