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How do I set the value property in AngularJS' ng-options?
...s:
label for value in array
select as label for value in array
label group by group for value in array
select as label group by group for value in array track by trackexpr
For object data sources:
label for (key , value) in object
select as label for (key , value) in object
label gro...
Docker can't connect to docker daemon
...s for Linux documentation reveals the following steps:
Create the docker group.
sudo groupadd docker
Add the user to the docker group.
sudo usermod -aG docker $(whoami)
Log out and log back in to ensure docker runs with correct permissions.
Start docker.
sudo service docker start
Mac OS X
As Da...
How to get multiple counts with one SQL query?
...when level = 'personal' then 1 else 0 end) AS PersonalCount
FROM yourtable
GROUP BY distributor_id
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Function to Calculate Median in SQL Server
...OrderHeader SOH
) x
WHERE
RowAsc IN (RowDesc, RowDesc - 1, RowDesc + 1)
GROUP BY CustomerId
ORDER BY CustomerId;
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IIS AppPoolIdentity and file system write access permissions
...
The ApplicationPoolIdentity is assigned membership of the Users group as well as the IIS_IUSRS group. On first glance this may look somewhat worrying, however the Users group has somewhat limited NTFS rights.
For example, if you try and create a folder in the C:\Windows folder then you'l...
Can you split a stream into two streams?
...this:
Random r = new Random();
Map<Boolean, List<String>> groups = stream
.collect(Collectors.partitioningBy(x -> r.nextBoolean()));
System.out.println(groups.get(false).size());
System.out.println(groups.get(true).size());
For more categories, use a Collectors.groupingBy...
How to get distinct values for non-key column fields in Laravel?
...
You should use groupby. In Query Builder you can do it this way:
$users = DB::table('users')
->select('id','name', 'email')
->groupBy('name')
->get();
...
Internet Explorer's CSS rules limits
...) + ' rules!\n';
}
}
}
function countSelectors(group) {
var count = 0;
for (var j = 0, l = group.cssRules.length; j < l; j++) {
var rule = group.cssRules[j];
if (rule instanceof CSSImportRule) {
countSheet(rule.st...
Sql Server equivalent of a COUNTIF aggregate function
I'm building a query with a GROUP BY clause that needs the ability to count records based only on a certain condition (e.g. count only records where a certain column value is equal to 1).
...
Hidden Features of Xcode
...ecause I forgot to change this string is ridiculous.
Quickly jump to a Group in the Groups and Files pane
Control ⌃ Option ⌥ Shift ⇧ + <First letter of a Group name>
If you hold down the three keys above, you can quickly jump to groups in the left (Groups and Files) page ...