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How do I exit a WPF application programmatically?
...ever used WPF. But, now I love WPF, but I don't know how I am supposed to exit my application when the user clicks on the Exit menu item from the File menu.
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Mongod complains that there is no /data/db folder
...hat the permissions and ownership should look like)
$ ls -ld /data/db/
drwxr-xr-x 4 mongod mongod 4096 Oct 26 10:31 /data/db/
The left side 'drwxr-xr-x' shows the permissions for the User, Group, and Others.
'mongod mongod' shows who owns the directory, and which group that directory belongs to....
What is the Swift equivalent of isEqualToString in Objective-C?
...d anymore to check the equality with isEqualToString
You can now use ==
Example:
let x = "hello"
let y = "hello"
let isEqual = (x == y)
now isEqual is true.
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How to display nodejs raw Buffer data as Hex string
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This code will show the data buffer as a hex string:
buff.toString('hex');
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Unioning two tables with different number of columns
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Add extra columns as null for the table having less columns like
Select Col1, Col2, Col3, Col4, Col5 from Table1
Union
Select Col1, Col2, Col3, Null as Col4, Null as Col5 from Table2
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How to display length of filtered ng-repeat data
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For Angular 1.3+ (credits to @Tom)
Use an alias expression (Docs: Angular 1.3.0: ngRepeat, scroll down to the Arguments section):
<div ng-repeat="person in data | filter:query as filtered">
</div>
For Angular prior to 1.3
Assign the results to a new variable...
How to create multidimensional array
Can anyone give me a sample/example of JavaScript with a multidimensional array of inputs? Hope you could help because I'm still new to the JavaScript.
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Select all child elements recursively in CSS
...match all descendants of an element:
div.dropdown * {
color: red;
}
x y matches every element y that is inside x, however deeply nested it may be - children, grandchildren and so on.
The asterisk * matches any element.
Official Specification: CSS 2.1: Chapter 5.5: Descendant Selectors
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What is the maximum length of a Push Notification alert text?
What is the maximum length of the alert text of an iOS push notification?
11 Answers
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Object initialization syntax
I'm just starting out with F# and I can't find the syntax to do object initialization like in C# 3.
3 Answers
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