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Use of undeclared identifier 'kUTTypeMovie'
I am getting the error message - Use of undeclared identifier 'kUTTypeMovie'
6 Answers
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Simple argparse example wanted: 1 argument, 3 results
The documentation for the argparse python module , while excellent I'm sure, is too much for my tiny beginner brain to grasp right now. I don't need to do math on the command line or meddle with formatting lines on the screen or change option characters. All I want to do is "If arg is A, do this...
How to get all possible combinations of a list’s elements?
I have a list with 15 numbers in, and I need to write some code that produces all 32,768 combinations of those numbers.
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psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
23
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Strings as Primary Keys in SQL Database [closed]
I am not very familiar with databases and the theories behind how they work. Is it any slower from a performance standpoint (inserting/updating/querying) to use Strings for Primary Keys than integers?
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How to get first 5 characters from string [duplicate]
How to get first 5 characters from string using php
5 Answers
5
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Throwing cats out of windows
Imagine you're in a tall building with a cat. The cat can survive a fall out of a low story window, but will die if thrown from a high floor. How can you figure out the longest drop that the cat can survive, using the least number of attempts?
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How does this print “hello world”?
I discovered this oddity:
9 Answers
9
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How can I access the MySQL command line with XAMPP for Windows?
How can I access the MySQL command line with XAMPP for Windows?
15 Answers
15
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MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...件导出数据。mongoexport具体用法如下所示：
[root@localhost mongodb]# ./bin/mongoexport --help
Export MongoDB data to CSV, TSV or JSON files.
options:
--help produce help message
-v [ --verbose ] be more verbose (include multiple times for more...