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Why can tuples contain mutable items?
...e key insight is that tuples have no way of knowing whether the objects inside them are mutable. The only thing that makes an object mutable is to have a method that alters its data. In general, there is no way to detect this.
Another insight is that Python's containers don't actually contain any...
docker mounting volumes on host
...
The VOLUME command will mount a directory inside your container and store any files created or edited inside that directory on your hosts disk outside the container file structure, bypassing the union file system.
The idea is that your volumes can be shared between you...
In Firebase, is there a way to get the number of children of a node without loading all the node dat
...ou gave does indeed load the entire set of data and then counts it client-side, which can be very slow for large amounts of data.
Firebase doesn't currently have a way to count children without loading data, but we do plan to add it.
For now, one solution would be to maintain a counter of the numb...
Setting up connection string in ASP.NET to SQL SERVER
...=localhost;Initial Catalog=YourDataBaseName;Integrated Security=True;" providerName="System.Data.SqlClient" />
</connectionStrings>
Where to place the connection string
<?xml version='1.0' encoding='utf-8'?>
<configuration>
<connectionStrings>
<cl...
The requested resource does not support HTTP method 'GET'
...the correct answer is certainly necessary here!
– Jaxidian
Jul 15 '13 at 3:44
6
Edited answer wit...
Unique constraint on multiple columns
...e resuting table definition would be:
CREATE TABLE [dbo].[user](
[userID] [int] IDENTITY(1,1) NOT NULL,
[fcode] [int] NULL,
[scode] [int] NULL,
[dcode] [int] NULL,
[name] [nvarchar](50) NULL,
[address] [nvarchar](50) NULL,
CONSTRAINT [PK_user_1] PRIMARY KEY CLUSTERED
...
How to delete an app from iTunesConnect / App Store Connect
...an be edited and thus reused for a new app, including the app name, Bundle ID, icon, etc etc. Because SKU can be anything (some people say they use numbers 1, 2, 3 for example) then it shouldn't be a big deal to use something unrelated for your new app.
(Honestly though I'm hoping Apple will fix th...
Otherwise on StateProvider
...sing angular-ui-router, How can I use the otherwise method on $stateProvider or how can I use it at all ?
6 Answers
...
Select which href ends with some string
... Correction: Which ends with ABC
– sparkyspider
Aug 22 '11 at 15:46
Actually, there is a slight difference. ...
How to stop “setInterval” [duplicate]
...
You have to store the timer id of the interval when you start it, you will use this value later to stop it, using the clearInterval function:
$(function () {
var timerId = 0;
$('textarea').focus(function () {
timerId = setInterval(function () ...