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Using Build Flavors - Structuring source folders and build.gradle correctly
...Studio re-import your build.gradle whenever you edit it.
Creating flavors doesn't mean you're going to use custom code for them so we don't create the folders. You do need to create them yourself.
If you look at my IO talk you'll see how we mix in together values from the flavors and build type to...
What is the use of interface constants?
...tants() {
// restrict instantiation
}
public static final double PI = 3.14159;
public static final double PLANCK_CONSTANT = 6.62606896e-34;
}
And to access the constants without having to fully qualify them (i.e. without having to prefix them with the class name), use a static...
Delete the first three rows of a dataframe in pandas
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doesn't that remove the first 4 rows instead the first 3 rows in the original question?
– tagoma
Nov 17 '16 at 18:16
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What are the main performance differences between varchar and nvarchar SQL Server data types?
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Always use nvarchar.
You may never need the double-byte characters for most applications. However, if you need to support double-byte languages and you only have single-byte support in your database schema it's really expensive to go back and modify throughout your ap...
What is code coverage and how do YOU measure it?
What is code coverage and how do YOU measure it?
9 Answers
9
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Do Google refresh tokens expire?
...thorized) when the user revokes access to your application.
Refer this doc it clearly states the function of refresh tokens.
Instead of issuing a long lasting token (typically good for a year or unlimited lifetime),
the server can issues a short-lived access token and a long lived re...
How do I fix the error 'Named Pipes Provider, error 40 - Could not open a connection to' SQL Server'
...y easy:
Go to control panel.
search for services.
Open Local services window from your search results
Restart your MSSQLSERVER service.
Screenshot of the steps:
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Fastest way to count exact number of rows in a very large table?
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Simple answer:
Database vendor independent solution = use the standard = COUNT(*)
There are approximate SQL Server solutions but don't use COUNT(*) = out of scope
Notes:
COUNT(1) = COUNT(*) = COUNT(PrimaryKey) just in case
Edit:
SQL Server example...
How do MySQL indexes work?
...xed by a 5-page index, which is just silly - just scan the 10 pages and be done with it.
The index also needs to be useful - there's generally no point to index e.g. the frequency of the letter "L" per page.
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Undo git pull, how to bring repos to old state
Is there any way to revert or undo git pull so that my source/repos will come to old state that was before doing git pull ?
I want to do this because it merged some files which I didn't want to do so, but only merge other remaining files. So, I want to get those files back, is that possible?
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