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What is the difference between an ordered and a sorted collection?
Is there any difference between a sorted and an ordered collection?
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How to import a .cer certificate into a java keystore?
...uthentication for the webservice is using a client certificate, a username and a password. The client certificate I received from the company behind the webservice is in .cer format. When I inspect the file using a text editor, it has the following contents:
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convert String to DateTime
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DateTime.strptime allows you to specify the format and convert a String to a DateTime.
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How to customize a Spinner in Android
I want to add a custom height to the dropdown of a Spinner , say 30dp, and I want to hide the dividers of the dropdown list of Spinner .
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How do I drop a function if it already exists?
...ion with a check to see if it already exists? If it exists, I want to drop and re-create it.
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Visual Studio Expand/Collapse keyboard shortcuts [duplicate]
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Collapse to definitions
CTRL + M, O
Expand all outlining
CTRL + M, X
Expand or collapse everything
CTRL + M, L
This also works with other languages like TypeScript and JavaScript
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How to create a dialog with “yes” and “no” options?
I am going to make a button to take an action and save the data into a database.
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When to use Comparable and Comparator
...thought I wrote a new class that implements Comparator, that does the task and it works.
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Converting Integer to Long
...ens that I am not always sure what the datatype of the field is. For that, and to avoid some code duplication I have created the following method:
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Rails filtering array of objects by attribute value
So I perform a query to the db and I have a complete array of objects:
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