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I've found my software as cracked download on Internet, what to do?
... several studies have shown that users of pirated software/music/etc are highly unlikely to ever buy the legal version, even if the pirated version doesn't exist. they barely impact sales.
– rmeador
Aug 23 '10 at 20:50
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How to implement a many-to-many relationship in PostgreSQL?
...llow NULL values, functions and joins can introduce NULL values in queries etc.
Read the chapter on CREATE TABLE in the manual.
Primary keys are implemented with a unique index on the key columns, that makes queries with conditions on the PK column(s) fast. However, the sequence of key columns is ...
PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)
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@jocull: IN PHP, foreach, for, while, etc do not create their own scope.
– animuson♦
Nov 25 '11 at 18:24
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Create RegExps on the fly using string variables
...ng but string_to_replace
What does that mean, you want to replace all stretches of text not taking part in a match against the string? A replacement with ^ certainly doesn't this, because ^ means a start-of-string token, not a negation. ^ is only a negation in [] character groups. There are also n...
Shading a kernel density plot between two points.
...one comes across every now and then. Same idea for NBER regression shading etc.
– Dirk Eddelbuettel
Aug 16 '10 at 17:19
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Control the size of points in an R scatterplot?
... ways to make that look nice - alpha adjustments, hex bins, contour plots, etc. Check out pages 72-77 of the ggplot2 book, if there's one in your library or if your library has electronic access to Springer books (I think most of the R books are in there).
– Matt Parker
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What is a “symbol” in Julia?
...assignments, function calls, things that can be written as literal values, etc. It also needs a way to represent its own variables. I.e., you need a way to represent – as data – the foo on the left hand side of this:
foo == "foo"
Now we're getting to the heart of the matter: the difference ...
How do I declare a 2d array in C++ using new?
...tiguous block is the way to go (less impact on allocator, better locality, etc). But you don't have to sacrifice clean subscripting. See stackoverflow.com/a/29375830/103167
– Ben Voigt
Mar 31 '15 at 19:43
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Purpose of Django setting ‘SECRET_KEY’
...ents).
Unique tokens for a user session, password reset request, messages, etc.
Prevention of cross-site or replay attacks by adding (and then expecting) unique values for the request.
Generating a unique salt for hash functions.
So, the general answer is: There are many things in a Django app whi...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...hat your lock isn't automatically released on kill -9, reboot, power loss, etc.
– Charles Duffy
May 26 '17 at 14:50
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