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Check if table exists and if it doesn't exist, create it in SQL Server 2008
...
Let us create a sample database with a table by the below script:
CREATE DATABASE Test
GO
USE Test
GO
CREATE TABLE dbo.tblTest (Id INT, Name NVARCHAR(50))
Approach 1: Using INFORMATION_SCHEMA.TABLES view
We can write a query like below to check if a tblTest Table ex...
How do I concatenate strings and variables in PowerShell?
...ry good for doing multiline SQL statements! Why doesn't powershell do this by default!?
– Brain2000
Dec 12 '18 at 5:26
...
Right Align button in horizontal LinearLayout
...=0 makes sure it's not visible. Width=0 is because the width is determined by the LinearLayout based on weight=1. This means that the spacer view will stretch as much as possible in the direction (orientation) of the LinearLayout.
Note that you should use android.widget.Space or android.support.v4....
Cast Int to enum in Java
... practice to convert int to enum, and i think you can simplify the problem by public static A GetValue(int _id) { for(A a:A.values() { if(a.getId()==_id) { return a; }} return null; } Get rid of the None, isEmpty() and compare() stuff.
– Chris.Zou
...
CSS: Change image src on img:hover
...into view while it needs to load on hover, you can preload it on your page by putting it somewhere hidden: <img src="..." style="visibility: hidden" />
– Steven Jeuris
Jul 28 '18 at 19:04
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How to write iOS app purely in C
..., ...);
// Entry point of the application. If you don't know what this is by now,
// then you probably shouldn't be reading the rest of this post.
int main(int argc, char *argv[])
{
// Create an @autoreleasepool, using the old-stye API.
// Note that while NSAutoreleasePool IS deprecated, ...
What is DOM Event delegation?
...Bubbling
events will then trigger any
additional event listeners found by
following the EventTarget's parent
chain upward, checking for any event
listeners registered on each
successive EventTarget. This upward
propagation will continue up to and
including the Document.
Event bubbl...
Using “Object.create” instead of “new”
...Id(),
enumerable:true // writable:false, configurable(deletable):false by default
},
'name': {
value: 'Bob',
enumerable: true
}
});
As you can see, the properties can be initialized on the second argument of Object.create, with an object literal using a syntax similar to the used...
How to link to apps on the app store
...
Starting from iOS 6 right way to do it by using SKStoreProductViewController class.
Swift 5.x:
func openStoreProductWithiTunesItemIdentifier(_ identifier: String) {
let storeViewController = SKStoreProductViewController()
storeViewController.delegate = s...
Leaflet - How to find existing markers, and delete markers?
...ve the latest marker that way, because each time, the var marker is erased by the latest. So one way to go is to create a global array of marker, and you add your marker in the global array.
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