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How to explicitly discard an out argument?
...bout x
WriteLine($"{x}");
}
Source: https://blogs.msdn.microsoft.com/dotnet/2017/03/09/new-features-in-c-7-0/
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git stash apply version
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Another tip: you can do e.g. gitk stash@{0} to show the changes you made in a particular stash.
– antinome
Jun 12 '15 at 19:05
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Properly removing an Integer from a List
...r.valueOf(1) is better practice than new Integer(1). The static method can do caching and such, so you'll get better performance.
– decitrig
Apr 24 '11 at 15:34
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How to convert a file into a dictionary?
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for line in open("file.txt"): do cleanup the same way. And if f is a local value the f is released when the scope is lost. The only case where this statement is useful is for long function (not good for quality), or if you use a global variable.
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Create a new database with MySQL Workbench
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Launch MySQL Workbench.
On the left pane of the welcome window, choose a database to connect to under "Open Connection to Start Querying".
The query window will open. On its left pane, there is a section titled "Object Browser", which shows the list of databases. (Side note: The term...
Laravel Eloquent: How to get only certain columns from joined tables
... $this->belongs_to('User')->select(array('id', 'username'));
}
And don't forget to include the column you're joining on.
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Error: This Android SDK requires Android Developer Toolkit version 22.6.1 or above
...x
Select the list items Let it be installed. Eclipse will restart and Its done.
I hope this will helpful for you :)
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ASP.NET MVC - Set custom IIdentity or IPrincipal
I need to do something fairly simple: in my ASP.NET MVC application, I want to set a custom IIdentity / IPrincipal. Whichever is easier / more suitable. I want to extend the default so that I can call something like User.Identity.Id and User.Identity.Role . Nothing fancy, just some extra properti...
How can I tell where mongoDB is storing data? (its not in the default /data/db!)
...db instance and there is no /db directory so now I am wondering what I can do to find out where the data is actually being stored.
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mysql update column with value from another table
... need to change tableB.value according to tableA.value dynamically you can do for example:
UPDATE tableB
INNER JOIN tableA ON tableB.name = tableA.name
SET tableB.value = IF(tableA.value > 0, tableA.value, tableB.value)
WHERE tableA.name = 'Joe'
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