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Block commenting in Ruby
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In TextMate, you can alt-drag vertically to select a column of text. This will duplicate the insertion point across all the lines you select, so you can insert or delete multiple #s at once.
UPDATE: Also in TextMate, assuming you have the right language selected, Cmd ...
SQLAlchemy ORDER BY DESCENDING?
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from sqlalchemy import desc
someselect.order_by(desc(table1.mycol))
Usage from @jpmc26
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Case conventions on element names?
...inent examples:
<a>1</a><b>1</b>
<xsl:value-of select="a+b"/>
outputs 2, as expected
<a>1</a><b>1</b>
<xsl:value-of select="a-b"/>
DOES NOT ERROR, BUT OUTPUTS NOTHING AT ALL
In the above code, you must put at least one space before a su...
Equivalent C++ to Python generator pattern
...rs. For example, reading from std::cin is similar to having a generator of char.
You simply need to understand what a generator does:
there is a blob of data: the local variables define a state
there is an init method
there is a "next" method
there is a way to signal termination
In your trivial...
Formatting code in Notepad++
...X -> HTML Tidy -> Tidy: Reindent XML
Remember to have the HTML code selected before you do this.
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How do I use cascade delete with SQL Server?
...elete" to an existing foreign key in SQL Server Management Studio:
First, select your Foreign Key, and open it's "DROP and Create To.." in a new Query window.
Then, just add ON DELETE CASCADE to the ADD CONSTRAINT command:
And hit the "Execute" button to run this query.
By the way, to get a l...
How to set up tmux so that it starts up with specified windows opened?
...witching either back using last-pane, or in more complex windows, with the select-pane -t 1 where 1 is the number of the pane in order created starting with 0.
tmux new-session \; \
send-keys 'tail -f /var/log/monitor.log' C-m \; \
split-window -v \; \
split-window -h \; \
send-keys 'top' C...
How to take all but the last element in a sequence using LINQ?
...eq = Enumerable.Range(1, 10);
Console.WriteLine(string.Join(", ", Seq.Select(x => x.ToString()).ToArray()));
Console.WriteLine(string.Join(", ", Seq.TakeAllButLast().Select(x => x.ToString()).ToArray()));
}
Or as a generalized solution discarding the last n items (using a queue like...
textarea's rows, and cols attribute in CSS
...you use "em" rather than "px" then you can specify the width and height in characters as you would with 'rows' and 'cols' attributes. Even works with IE6 I believe.
– Swanny
Feb 11 '14 at 21:36
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What is the reason for a red exclamation mark next to my project in Eclipse?
...rors can be seen in the Problems view, and if you open
the view menu and select Group By > Java Problem Type, they all show
up in the Build Path category:
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