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Bash foreach loop
I have an input (let's say a file).
On each line there is a file name.
How can I read this file and display the content for each one.
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Android: What is android.R.id.content used for?
Anybody could em>x m>plain the meaning of "android.R.id.content" ?
3 Answers
3
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Find difference between timestamps in seconds in PostgreSQL
I have a table in PostgreSQL 8.3 with 2 timestamp columns. I would like to get the difference between these timestamps in seconds. Could you please help me how to get this done?
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MySQL: Selecting multiple fields into multiple variables in a stored procedure
Can I SELECT multiple columns into multiple variables within the same select query in MySQL?
3 Answers
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Nginm>x m> location priority
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From the HTTP core module docs:
Directives with the "=" prefim>x m> that match the query em>x m>actly. If found, searching stops.
All remaining directives with conventional strings. If this match used the "^~" prefim>x m>, searching stops.
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Scala: what is the best way to append an element to an Array?
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You can use :+ to append element to array and +: to prepend it:
0 +: array :+ 4
should produce:
res3: Array[Int] = Array(0, 1, 2, 3, 4)
It's the same as with any other implementation of Seq.
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Preferred Github workflow for updating a pull request after code review
I've submitted a change to an Open Source project on Github, and received code review comments from one of the core team members.
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How do I get the MIN() of two fields in Postgres?
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LEAST(a, b):
The GREATEST and LEAST functions select the largest or smallest value from a list of any number of em>x m>pressions. The em>x m>pressions must all be convertible to a common data type, which will be the type of the result (see Section 10.5 for details). NULL values in the list are ignored. ...
Real-world applications of zygohistomorphic prepromorphisms
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Sharon Curtis and Shin-Cheng Mu have a Functional Pearl using zygomorphisms to find mam>x m>imally dense segments (a generalization of mam>x m>imum segment sums). Zygomorphisms are seemingly a good fit for sliding window problems once you are accustomed to them.
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Is there a way to use two CSS3 bom>x m> shadows on one element?
I'm trying to replicate a button style in a Photoshop mock-up that has two shadows on it. The first shadow is an inner lighter bom>x m> shadow (2pm>x m>), and the second is a drop shadow outside the button (5pm>x m>) itself.
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