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PostgreSQL - Rename database
...)
AND datname = 'name of database';
-- rename the database (it should now have zero clients)
ALTER DATABASE "name of database" RENAME TO "new name of database";
Note that table pg_stat_activity column pid was named as procpid in versions prior to 9.2. So if your PostgreSQL version is lower th...
Fixing the order of facets in ggplot
...he facet_grid(.~size) to facet_grid(.~size_f)
Then plot:
The graphs are now in the correct order.
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What is so special about Generic.xaml?
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@Zaheylu It's working now (I think MS was updating their docs)
– Alan McBee - MSFT
Jun 3 '16 at 0:53
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:after vs. ::after
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Actually, better description here: http://bricss.net/post/10768584657/know-your-lingo-pseudo-class-vs-pseudo-element
Also here: http://www.evotech.net/blog/2007/05/after-v-after-what-is-double-colon-notation/
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Difference between HEAD and master
... not (it will point to whichever branch is currently checked out). If you know you want to be committing to the master branch then push to this.
Here is a visual example:
On your own repository you can check where the HEAD is pointing to by running this:
$ git symbolic-ref HEAD
refs/heads/maste...
Why does this async action hang?
...elect slow running data into result"));
}
What's the difference? There's now no awaiting anywhere, so nothing being implicitly scheduled to the UI thread. For simple methods like these that have a single return, there's no point in doing an "var result = await...; return result" pattern; just remo...
What does the filter parameter to createScaledBitmap do?
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Also, do you know if it's doing area averaging if you pass filter = true?
– clahey
Nov 5 '10 at 15:36
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How to set working/current directory in Vim?
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@falstro, do you know how :cd command can apply to all windows within the same vim running instances? Ex: when using split :sp
– mgouin
Jan 19 '17 at 21:29
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how to fire event on file select
...).on('click touchstart' , function(){
$(this).val('');
});
//Trigger now when you have selected any file
$("#file").change(function(e) {
//do whatever you want here
});
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Java and SQLite [closed]
...er which I also posted on my blog.
I have been coding in Java for a while now. I have also known about SQLite but never used it… Well I have used it through other applications but never in an app that I coded. So I needed it for a project this week and it's so simple use!
I found a Java JDBC dri...