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Flask SQLAlchemy query, specify column names
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Asynchronous Requests with Python requests
...
async is now an independent module : grequests.
See here : https://github.com/kennethreitz/grequests
And there: Ideal method for sending multiple HTTP requests over Python?
installation:
$ pip install grequests
usage:
build a stack:
import grequests
urls = [
'http://www.h...
What do 'statically linked' and 'dynamically linked' mean?
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What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
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How do I rename a column in a SQLite database table?
...ME COLUMN fails with an error and no changes are applied.
Image source: https://www.sqlite.org/images/syntax/alter-table-stmt.gif
Example:
CREATE TABLE tab AS SELECT 1 AS c;
SELECT * FROM tab;
ALTER TABLE tab RENAME COLUMN c to c_new;
SELECT * FROM tab;
db-fiddle.com demo
Android Suppor...
Why unsigned integer is not available in PostgreSQL?
...d a lot, just too much work from my experience working with C programming.
https://www.postgresql.org/docs/10/datatype-numeric.html
integer 4 bytes typical choice for integer -2147483648 to +2147483647
serial 4 bytes autoincrementing integer 1 to 2147483647
...
Get timezone from DateTime
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How to check if a string starts with one of several prefixes?
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AngularJS Multiple ng-app within a page
...ootstrap(document.getElementById("App2"), ['namesList']);
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.3/angular.min.js"></script>
<div id="App1" ng-app="shoppingCart" ng-controller="ShoppingCartController">
<h1>Your order</h1>
<div ng-r...
Is there a way to break a list into columns?
...his through simple javascript, and had created a library which does that - https://github.com/yairEO/listBreaker
Demo page
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