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What is 'Currying'?
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Currying is when you break down a function that takes multiple arguments into a series of functions that each take only one argument. Here's an example in JavaScript:
function add (a, b) {
return a + b;
}
add(3, 4); // returns 7
This is a function that takes two arguments, a and b, a...
PostgreSQL - fetch the row which has the Max value for a column
...a Postgres table (called "lives") that contains records with columns for time_stamp, usr_id, transaction_id, and lives_remaining. I need a query that will give me the most recent lives_remaining total for each usr_id
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Why are arrays of references illegal?
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there should be arrays of references for the same reason we have arrays of pointers, same information but different handling, no?
– neu-rah
Aug 12 '14 at 3:16
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ICollection Vs List in Entity Framework
...ed a few webcasts before I went head first in to designing a few Entity Framework applications. I really didn't read that much documentation and I feel like I am suffering for it now.
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Differences between distribute, distutils, setuptools and distutils2?
...e other answers to this question are several years out-of-date. When you come across advice on Python packaging issues, remember to look at the date of publication, and don't trust out-of-date information.
The Python Packaging User Guide is worth a read. Every page has a "last updated" date display...
.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
...d.conf file (usually you will find it in a folder called conf, config or something along those lines)
Inside the httpd.conf file uncomment the line LoadModule rewrite_module modules/mod_rewrite.so (remove the pound '#' sign from in front of the line)
Also find the line ClearModuleList is uncommented...
What's the difference between Perl's backticks, system, and exec?
Can someone please help me? In Perl, what is the difference between:
5 Answers
5
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How to rsync only a specific list of files?
... to push to a remote server. I figured rsync would be able to do this for me using the --include-from option. Without the --exclude="*" option, all the files in the directory are being synced, with the option, no files are.
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List files by last edited date
I have a directory: /home/user/
4 Answers
4
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What is the difference between save and export in Docker?
... am playing around with Docker for a couple of days and I already made some images (which was really fun!). Now I want to persist my work and came to the save and export commands, but I don't fully understand them.
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