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Print array elements on separate lines in Bash?
...ds to the args merged into one argument: "$1c$2c..." (where c is
the first char of IFS).
You almost always want "$@". Same goes for "${arr[@]}".
Always quote them!
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How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
...lvaro has answered the Django's direct equivalent for GROUP BY statement:
SELECT actor, COUNT(*) AS total
FROM Transaction
GROUP BY actor
is through the use of values() and annotate() methods as follows:
Transaction.objects.values('actor').annotate(total=Count('actor')).order_by()
However ...
Setting Vim whitespace preferences by filetype
...local ts=4 sw=4 sts=0 noexpandtab
Also note:
You can make vim show tab characters by using :set list.
Once you have the tab/space options set correctly, you can make vim repair the file (replace spaces with tabs or vice versa) using the :retab! command.
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Indenting code in Sublime text 2?
...gs": { "single_line": false } } will reindent all document without need to select what you want
– Alexis
Apr 22 '15 at 11:43
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How to select different app.config for several build configurations
...ctory. So if you had PatternPA.Test.Integration project and a Debug config selected, in the output folder after the build you will find a PatternPA.Test.Integration.dll.config file which was copied from Config\App.Debug.config and renamed afterwards.
These are some notes you can leave in the config...
How to automatically install Emacs packages by specifying a list of package names?
...nsure keyword to install packages automatically. This also sets up package-selected-packages if you need to access the package list through customize or programatically.
– Nick McCurdy
Apr 21 '17 at 22:16
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What's the fastest way to do a bulk insert into Postgres?
...200, 300]),
UNNEST(ARRAY['a', 'b', 'c'])
);
without VALUES using subselect with additional existance check:
INSERT INTO tablename (fieldname1, fieldname2, fieldname3)
SELECT * FROM (
SELECT UNNEST(ARRAY[1, 2, 3]),
UNNEST(ARRAY[100, 200, 300]),
UNNEST(ARRAY['a', 'b...
Copying text with color from Notepad++
...
In NPP v6.7.7 you can do this by selecting your text, right clicking on it, select "Plugin commands" and then "Copy text with syntax highlighting".
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'git' is not recognized as an internal or external command
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In the Start Menu or taskbar search, search for "environment variable".
Select "Edit the system environment variables".
Click the "Environment Variables" button at the bottom.
Double-click the "Path" entry under "System variables".
With the "New" button in the PATH editor, add C:\Program Files\Gi...
SQL: How to perform string does not equal
...
Try the following query
select * from table
where NOT (tester = 'username')
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