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Outputting data from unit test in python
...ware of the ability to create a customized message, which can carry some information, but sometimes you might deal with more complex data, that can't easily be represented as a string.
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Get line number while using grep
I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those lines too??
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What's the Android ADB shell “dumpsys” tool and what are its benefits?
I'm looking for the full list of ADB shell dumpsys commands with a full explanation of all of the commands.
4 Answers
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Enumerable.Empty() equivalent for IQueryable
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Unfortunately that doesn't create an actual empty IQueryable, which means it causes e.g. Union queries to be broken up into multiple queries instead of one.
– NetMage
May 22 '17 at 23:11
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View inside ScrollView doesn't take all place
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The same is for HorizontalScrollView.
– CoolMind
Jul 26 '16 at 8:03
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How to start an Intent by passing some parameters to it?
...combine them into a bundle first. Corresponding getExtra() routines exist for the other side. See the intent topic in the dev guide for more information.
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Parsing HTML into NSAttributedText - how to set font?
I am trying to get a snippet of text that is formatted in html to display nicely on an iPhone in a UITableViewCell.
17 Answ...
How to best display in Terminal a MySQL SELECT returning too many fields?
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Terminate the query with \G in place of ;. For example:
SELECT * FROM sometable\G
This query displays the rows vertically, like this:
*************************** 1. row ***************************
Host: localhost
Db: mydatabase1...
Question mark and colon in JavaScript
...called the Conditional Operator (which is a ternary operator).
It has the form of: condition ? value-if-true : value-if-false
Think of the ? as "then" and : as "else".
Your code is equivalent to
if (max != 0)
hsb.s = 255 * delta / max;
else
hsb.s = 0;
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PDO closing connection
.../php.net/manual/en/pdo.connections.php):
The connection remains active for the lifetime of that PDO object. To
close the connection, you need to destroy the object by ensuring that
all remaining references to it are deleted--you do this by assigning
NULL to the variable that holds the obje...