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How to delete a specific line in a file?
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211
First, open the file and get all your lines from the file. Then reopen the file in write mode ...
How to extract the file name from URI returned from Intent.ACTION_GET_CONTENT?
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answered Jul 28 '14 at 22:17
Stefan HausteinStefan Haustein
16.3k33 gold badges2828 silver badges4242 bronze badges
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How do I mock a service that returns promise in AngularJS Jasmine unit test?
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edited May 28 '15 at 11:51
sarin
4,31122 gold badges2525 silver badges5151 bronze badges
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Add new attribute (element) to JSON object using JavaScript
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642
JSON stands for JavaScript Object Notation. A JSON object is really a string that has yet to be...
phpunit mock method multiple calls with different arguments
...array('Query'));
$mock
->expects($this->exactly(2))
->method('Query')
->with($this->logicalOr(
$this->equalTo('select * from roles'),
$this->equalTo('select * from users')
))
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Determine if variable is defined in Python [duplicate]
...t always obvious because (1) the variable could be conditionally set, and (2) the variable could be conditionally deleted. I'm looking for something like defined() in Perl or isset() in PHP or defined? in Ruby.
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PostgreSQL: How to pass parameters from command line?
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You can use the -v construct e.g
psql -v v1=12 -v v2="'Hello World'" -v v3="'2010-11-12'"
and then refer to the variables in sql as :v1, :v2 etc
select * from table_1 where id = :v1;
Please pay attention on how we pass string/date value using two quotes " '...' "
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UILabel is not auto-shrinking text to fit label size
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Oct 16 '12 at 20:08
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