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What is the difference between service, directive and module?
...es are mainly a way to communicate between controllers, but you can inject one service into another. Services are often used as a way to get to your data stores and people will wrap the angular APIs, such as ngResource. This technique is useful since it makes testing (particularly mocking) quite eas...
combinations between two lists?
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OP wanted permuations, but Google sends anyone looking for combinations (like me) to this answer - glad to see it's got 8 times the votes!
– Josh Friedlander
Dec 24 '18 at 15:38
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ng-repeat :filter by single field
...es in an ng-repeat when they're repeating on page. The answer beneath this one seems most relevant to the question asked.
– twknab
Mar 11 '17 at 22:02
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How to select the row with the maximum value in each group
... multiple rows if there are ties. Use slice(which.max(pt)) to only include one row per group.
– cakraww
Jul 18 '19 at 15:14
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Update a table using JOIN in SQL Server?
... doing something really silly - like constantly trying to set the value of one column to the aggregate of another column (which violates the principle of avoiding storing redundant data), you can use a CTE (common table expression) - see here and here for more details:
;WITH t2 AS
(
SELECT [key],...
How do I inspect the view hierarchy in iOS?
...e the button is pushed, the View Hierarchy window was blank until I pushed one of the buttons at the bottom, or adjusted one of the sliders.
– Carl Smith
Sep 4 '15 at 4:18
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Email Address Validation in Android on EditText [duplicate]
How can we perform Email Validation on edittext in android ? I have gone through google & SO but I didn't find out a simple way to validate it.
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How to split data into training/testing sets using sample function
...ads to unique observations. For instance, if you had a df with 10 rows and one column, and the one column contained 1,2,3,4,5,6,7,8,9,10 and you followed this code, what prevents a train having index 4 and test having -6 -> 10 - 6 = 4 as well?
– goldisfine
M...
How to check if an object is serializable in C#
...se that we must recursively drill into that objects members and check each one, if not just try to serialize it and see if it fails?
– Brian Sweeney
Jan 26 '11 at 18:34
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How to enable curl, installed Ubuntu LAMP stack?
...p5-curl
After installing libcurl you should restart the web server with one of the following commands,
sudo /etc/init.d/apache2 restart OR sudo service apache2 restart
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