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Java: Detect duplicates in ArrayList?
How could I go about detecting (returning true/false) whether an ArrayList contains more than one of the same element in Java?
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How to get the number of characters in a std::string?
How should I get the number of characters in a string in C++?
12 Answers
12
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How to filter multiple values (OR operation) in angularJS
I want to use the filter in angular and want to filter for multiple values, if it has either one of the values then it should be displayed.
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How can I test an AngularJS service from the console?
I have a service like:
4 Answers
4
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How to export query result to csv in Oracle SQL Developer?
I'm using Oracle SQL Developer 3.0. Trying to figure out how to export a query result to a text file (preferably CSV). Right clicking on the query results window doesn't give me any export options.
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Difference between malloc and calloc?
What is the difference between doing:
14 Answers
14
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Apache POI Excel - how to configure columns to be expanded?
I am using Apache POI API to generate excel spreadsheet to output some data.
11 Answers
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How to list running screen sessions?
I have a bunch of servers, on which I run experiments using screen . The procedure is the following :
9 Answers
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“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
I'm running a PHP script and continue to receive errors like:
28 Answers
28
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Clear file cache to repeat performance testing
What tools or techniques can I use to remove cached file contents to prevent my performance results from being skewed? I believe I need to either completely clear, or selectively remove cached information about file and directory contents.
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