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How much size “Null” value takes in SQL Server
...Type Performance Tuning Tips for Microsoft SQL Server
Examples:
If you set a char(10) to NULL, it occupies 10 bytes (zeroed out)
An int takes 4 bytes (also zeroed out).
A varchar(1 million) set to NULL takes 0 bytes (+ 2 bytes)
Note: on a slight tangent, the storage size of varchar is the leng...
Wix: single MSI instead of msi + cab
...idn't post any source but I assume your wxs file has a Media element. Just set the EmbedCab attribute to "yes".
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get original element from ng-click
...orking. It's weird that the currentTarget property in the $event object is set to null.
– Ozrix
Apr 16 '14 at 11:17
...
How to set up tmux so that it starts up with specified windows opened?
How to set up tmux so that it starts up with specified windows opened?
20 Answers
20
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nodeValue vs innerHTML and textContent. How to choose?
...ntById('heading')
var paragraph = document.getElementById('paragraph')
setTimeout(function () {
heading.textContent = 'My New Title!'
paragraph.textContent = 'My second <em>six word</em> story.'
}, 2000)
em { font-style: italic; }
<h1 id="heading">My Title</h1>
...
Javascript object Vs JSON
...want to exchange regular JavaScript objects between two computers, and you set two rules:
The transmitted data must be a regular string.
Only attributes can be exchanged, methods are not transmitted.
Now you create two objects on the first host:
var obj1 = { one: 1,"two":2,"three":3 }; // your ...
How do I write a custom init for a UIView subclass in Swift?
...ialization
}
override func updateConstraints() {
//set subview constraints here
super.updateConstraints()
}
override func layoutSubviews() {
super.layoutSubviews()
//manually set subview frames here
}
}
...
When to use SELECT … FOR UPDATE?
...the transaction does not see changes made after it has started. So in this setup, the last Thread 1 query will return the room as if it has never been deleted (which may or may not be what you wanted). If you don't want to show the rooms after they have been deleted, you should lock the rows with SE...
Can I change the root EBS device of my amazon EC2 instance?
...it as /dev/sda1 then AWS refuses to start my instance. Is there some other setting I need to configure to use an alternate root device name?
– Jack O'Connor
Oct 2 '15 at 18:43
...
A field initializer cannot reference the nonstatic field, method, or property
...ivate dynamic defaultReminder = TimeSpan.FromMinutes(15);
Alternatively, set up the value in the constructor:
private dynamic defaultReminder;
public Reminders()
{
defaultReminder = reminder.TimeSpanText[TimeSpan.FromMinutes(15)];
}
There are more details about this compiler error on MSDN...