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How to prevent ifelse() from turning Date objects into numeric objects
...documented option to have base::ifelse() preserve attributes based on user selection of which attributes to preserve. The request is here: https://bugs.r-project.org/bugzilla/show_bug.cgi?id=16609 - It has already been flagged as "WONTFIX" on the grounds that it has always been the way it is now, b...
How to revert (Roll Back) a checkin in TFS 2010
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right click file in Visual Studio and Source Control/View History
then select last changeset, right click and click Rollback
After rollback done, you should check in again.
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How do you sort an array on multiple columns?
...lso sort the second attribute. Unless you loop it as many as the number of selected columns.. Am I right? e.g. [[A, 10], [J, 15], [A, 5], [J, 5]] => [[A, 10], [A, 5], [J, 15], [J, 5]]
– Bla...
Apr 23 '15 at 2:30
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iOS: Access app-info.plist variables in code
...? If you view your info.plist as source code (right click the info.plist - select Open As) then you will get to see all the various key names you can use.
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Set EditText Digits Programmatically
...generic text, since we can't tell the IME about the set of digits that was selected.
– Dmitry Gryazin
Nov 14 '17 at 13:19
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Rails: How to list database tables/objects using the Rails console?
...how the tables
.table
'.help' to see help.
Or use SQL statements like 'Select * from cars'
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Finding the author of a line of code in Mercurial
...<filename>
Or by finding the file in the log, rightclicking it and selecting "Annotate file"
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Do you use source control for your database items? [closed]
... under source control, because otherwise it's a manual process to rollback/selectively apply schema changes to match your code-base branch. If I have three dependent projects, and I switch all of them to a particular branch (e.g. with a particular set of schema migrations), then I should be able to...
How do you specify a different port number in SQL Management Studio?
... SQL Server Configuration Manager. Go to Sql Native Client Configuration, Select Client Protocols, Right Click on TCP/IP and set your default port there.
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IntelliJ IDEA: Running a shell script as a Run/Debug Configuration
...part of Run/Debug Configuration that is called "Before Launch" and you can select your shell script in "Add External tool" option.
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