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How do I add a delay in a JavaScript loop?
...; // start the loop
You could also neaten it up, by using a self invoking function, passing the number of iterations as an argument:
(function myLoop(i) {
setTimeout(function() {
console.log('hello'); // your code here
if (--i) myLoop(i); ...
Pandas percentage of total with groupby
...
Paul H's answer is right that you will have to make a second groupby object, but you can calculate the percentage in a simpler way -- just groupby the state_office and divide the sales column by its sum. Copying the beginning of Paul H's answer:
# From Paul H
import numpy as np
import pand...
How do you remove all the options of a select box and then add one option and select it with jQuery?
...
why not just use plain javascript?
document.getElementById("selectID").options.length = 0;
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SQL MAX of multiple columns?
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There are 3 more methods where UNPIVOT (1) is the fastest by far, followed by Simulated Unpivot (3) which is much slower than (1) but still faster than (2)
CREATE TABLE dates
(
number INT PRIMARY KEY ,
date1 DATETIME ,
date2 DATETIME ,
date3 DATETIME ,
...
string.Format() giving “Input string is not in correct format”
...r (like '{0}' you already use). You need to escape each literal occurrence by doubling it.
So in your case do:
string tmp = @"
if (UseImageFiles) {{
...
}}";
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matplotlib does not show my drawings although I call pyplot.show()
...thon 3, at least). I just had a related problem, and I think it was caused by using matplotlib in python 2.7, which created a ~/.matplotlib/ directory, and stopped python 3 from reading the config in ~/.config/matplotlib/. Deleting ~/.matplotlib/ fixed the problem for me.
– nau...
Regex Named Groups in Java
...ring
Matcher.group(String name) to return the captured input subsequence by the given "named group".
Other alternatives for pre-Java 7 were:
Google named-regex (see John Hardy's answer)
Gábor Lipták mentions (November 2012) that this project might not be active (with several outstanding...
CMake: Print out all accessible variables in a script
...n. I'm talking about my variables that I defined, or the variables defined by included scripts.
4 Answers
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Titlecasing a string with exceptions
...Y STREET" where I get "321 a Broadway Street". Using the solution proposed by dheerosaur above produces "321 A Broadway Street".
– MoreScratch
Oct 28 '16 at 20:49
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Introducing FOREIGN KEY constraint may cause cycles or multiple cascade paths - why?
...y relationships where Stage is involved will have cascading delete enabled by default. It means, if you delete a Stage entity
the delete will cascade directly to Side
the delete will cascade directly to Card and because Card and Side have a required one-to-many relationship with cascading delete e...