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Possible to access the index in a Hash each loop?
...me thing as (key,value) = arr, putting the first value (the key) into key, and the second into value.
– rampion
Jan 18 '10 at 2:45
1
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How to disable GCC warnings for a few lines of code
...is one */
#pragma GCC diagnostic pop
foo(d); /* depends on command line options */
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How to create a database from shell command?
...solution that would allow me to create database with a help of a shell command. Any hints?
8 Answers
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Avoid modal dismiss on enter keypress
...t field caused this button to be fired. I changed it to an anchor instead and it works as expected now (enter submits the form and does not close the modal).
<a class="close" data-dismiss="modal">&times;</a>
Without seeing your source, I can't confirm that your cause is the same ...
ASP.NET MVC: Custom Validation by DataAnnotation
...(validationContext.DisplayName));
}
return null;
}
}
and then you might have a view model and decorate one of its properties with it:
public class MyViewModel
{
[CombinedMinLength(20, "Bar", "Baz", ErrorMessage = "The combined minimum length of the Foo, Bar and Baz propert...
Simple example of threading in C++
...sk1 says: " << msg;
}
int main()
{
// Constructs the new thread and runs it. Does not block execution.
thread t1(task1, "Hello");
// Do other things...
// Makes the main thread wait for the new thread to finish execution, therefore blocks its own execution.
t1.join();
}
...
How to increase scrollback buffer size in tmux?
...story limit is a pane attribute that is fixed at the time of pane creation and cannot be changed for existing panes. The value is taken from the history-limit session option (the default value is 2000).
To create a pane with a different value you will need to set the appropriate history-limit optio...
How can you find out which process is listening on a port on Windows?
...mmendation for TCPView. It looks very useful!
-a Displays all connections and listening ports.
-b Displays the executable involved in creating each connection or listening port. In some cases well-known executables host multiple independent components, and in these cases the sequence of components...
Java: How to set Precision for double value? [duplicate]
I was working with numbers recently and I had a situation where I want to set the precision of a double value say to 6 digits or 4 digits, depending on the value stored in the database.
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Solutions for INSERT OR UPDATE on SQL Server
...ford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @key)
begin
update table set ...
where key = @key
end
else
begin
insert into tab...