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When should the volatile keyword be used in C#?
...ors and making
them synchronize main memory with their caches".
Actually, that last bit is a lie. The true semantics of volatile reads
and writes are considerably more complex than I've outlined here; in
fact they do not actually guarantee that every processor stops what it
is doing and...
指定组件的大小 · App Inventor 2 中文网
...大小
When you create a visible component in the designer, you are typically given the opportunity to specify its height and width. There are four choices:
Automatic: Size is chosen by the system
Fill parent: Size is chosen to fill the space available.
Size specified in pixels
Size in p...
How to execute raw SQL in Flask-SQLAlchemy app
...ion.execute('SELECT * FROM my_table WHERE my_column = :val', {'val': 5})
All your application queries should be going through a session object, whether they're raw SQL or not. This ensures that the queries are properly managed by a transaction, which allows multiple queries in the same request to ...
Difference between `npm start` & `node app.js`, when starting app?
I have installed an application using the command express new 'filename' . I have just learned that you can start an application using:
...
How to avoid installing “Unlimited Strength” JCE policy files when deploying an application?
...ted by Java out of the box. I know to get this to function correctly I install the JCE unlimited strength jars in the security folder. This is fine for me being the developer, I can install them.
...
UIDevice uniqueIdentifier deprecated - What to do now?
...
A UUID created by CFUUIDCreate is unique if a user uninstalls and re-installs the app: you will get a new one each time.
But you might want it to be not unique, i. e. it should stay the same when the user uninstalls and re-installs the app. This requires a bit of effort, since the...
Best way in asp.net to force https for an entire site?
...n>
Original Answer (replaced with the above on 4 December 2015)
basically
protected void Application_BeginRequest(Object sender, EventArgs e)
{
if (HttpContext.Current.Request.IsSecureConnection.Equals(false) && HttpContext.Current.Request.IsLocal.Equals(false))
{
Response.R...
Signtool error: No certificates were found that met all given criteria with a Windows Store App?
...e there was a signing certificate setup to match the computer it was originally developed on.
You can check this by going to the project properties > signing tab and checking the certificate details.
You can uncheck "Sign the ClickOnce manifests" to disable signing.
If you don't want to turn...
AngularJS: Understanding design pattern
...a and display.
Models are prime candidates for unit testing, as they typically have exactly one dependency (some form of event emitter, in common case the $rootScope) and contain highly testable domain logic.
Model should be considered as an implementation of particular unit.
It is based on singl...
How to center icon and text in a android button with width set to “fill parent”
... has an envelope for an email icon and a couple of different phones for a call button.
– GLee
Nov 4 '13 at 17:30
...