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What does rake db:test:prepare actually do?
I am following the rails tutorial videos and I can't figure out what the db:test:prepare command actually does. Can someone provide an explanation?
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Appending to an empty DataFrame in Pandas?
Is it possible to append to an empty data frame that doesn't contain any indices or columns?
3 Answers
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How can one see content of stack with GDB?
I am new to GDB, so I have some questions:
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SQL Server Management Studio SSMS tries to “save to file” instead of execute on F5
This happens intermittently and seems to be related to accidentally hitting a key.
2 Answers
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@Column(s) not allowed on a @ManyToOne property
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Use @JoinColumn instead of @Column:
@ManyToOne
@JoinColumn(name="LicenseeFK")
private Licensee licensee;
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$apply vs $digest in directive testing
... particular attribute on the scope, and I want to change that attribute in my test and verify that it responds correctly, which is the best way of doing that change?
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How do I find all installed packages that depend on a given package in NPM?
I have a npm package that i want to update. I can update my package.json, but I don't want to break something. Is there a way to list all of the installed packages that depend on it?
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Why cast an unused function parameter value to void?
In some C project, I have seen this code:
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tmux: How to join two tmux windows into one, as panes?
I have two tmux windows, with a single pane in each, and I would like to join these two panes together into a single window as a horizontal split panes. How could I do that?
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What is the difference between SIGSTOP and SIGTSTP?
...oth signals are designed to suspend a process which will be eventually resumed with SIGCONT. The main differences between them are:
SIGSTOP is a signal sent programmatically (eg: kill -STOP pid ) while SIGTSTP (for signal - terminal stop) may also be sent through the tty driver by a user typing on...