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What is the difference between NaN and None?
...rence. Link-only answers can become invalid if the linked page changes. - From Review
– A. Kootstra
Jan 18 at 19:05
@...
Django self-referential foreign key
...
@Brandon How is 'self' in your answer different from what jared has said in his comment? "i think you mean 'self" !!! . Both are string which is fine according to django docs. ! Any hints
– Stryker
Nov 2 '16 at 3:06
...
IE 8: background-size fix [duplicate]
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions t...
DROP IF EXISTS VS DROP?
...s properly, I stumbled over this question, as I guess many others do too.
From SQL Server 2016+ you can use
DROP TABLE IF EXISTS dbo.Table
For SQL Server <2016 what I do is the following for a permanent table
IF OBJECT_ID('dbo.Table', 'U') IS NOT NULL
DROP TABLE dbo.Table;
Or this, for...
How can I have two fixed width columns with one flexible column in the center?
...lex-shrink the specified width can be ignored and flex items are prevented from overflowing the container.
I'm trying to set up a flexbox with 3 columns where the left and right columns have a fixed width...
You will need to disable shrinking. Here are some options:
.left, .right {
width...
setState vs replaceState in React.js
...({baz: "hello"})
// this.state. is now {baz: "hello"}
Take note of this from the docs, though:
setState() does not immediately mutate this.state but creates a
pending state transition. Accessing this.state after calling this
method can potentially return the existing value.
Same goes f...
Java “user.dir” property - what exactly does it mean?
...
It's the directory where java was run from, where you started the JVM. Does not have to be within the user's home directory. It can be anywhere where the user has permission to run java.
So if you cd into /somedir, then run your program, user.dir will be /somed...
How to set the maximum memory usage for JVM?
...t op wanted this: native memory is used when you make a call to C/C++ code from java.
– om-nom-nom
May 20 '13 at 8:59
6
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How to disable the application pool idle time-out in IIS7?
...Oddly this isn't documented in the MS docs but my evidence for this arises from:
IIS Settings Schema
If you have a look at the IIS settings schema in:
C:\Windows\System32\inetsrv\config\schema\IIS_schema.xml
The schema definition for idleTimeout under
<sectionSchema name="system.applicatio...
How to submit a form using PhantomJS
...n be sometimes more convenient. Below you can see post.js original example from PhantomJS
// Example using HTTP POST operation
var page = require('webpage').create(),
server = 'http://posttestserver.com/post.php?dump',
data = 'universe=expanding&answer=42';
page.open(server, 'post', d...