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How to throw an exception in C?
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@Steve: Please let me know if you find a language with unicorns, I've been waiting for such a thing for years.
– Brian R. Bondy
May 23 '10 at 23:03
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Memoization in Haskell?
...u can check the work so far by verifying that toList nats gives you [0..]
Now,
f_tree :: Tree Int
f_tree = fmap (f fastest_f) nats
fastest_f :: Int -> Int
fastest_f = index f_tree
works just like with list above, but instead of taking linear time to find each node, can chase it down in loga...
Why are preprocessor macros evil and what are the alternatives?
...gers, you can't "see" what the macro translates to. So you don't actually know what is going on.
Replacement: Use enum or const T
For "function-like" macros, because the debugger works on a "per source line where you are" level, your macro will act like a single statement, no matter if it's one ...
Node.js get file extension
... answered Apr 3 '13 at 3:32
SnowfishSnowfish
5,59944 gold badges1717 silver badges2020 bronze badges
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How can I link to a specific glibc version?
...time objects were used, which is bad as mentioned previously, but I don't know how to work around it, e.g. it contains:
COLLECT_GCC_OPTIONS=/usr/lib/gcc/x86_64-linux-gnu/7/../../../x86_64-linux-gnu/crt1.o
Setup 1: modify glibc
Now let's modify glibc with:
diff --git a/nptl/thrd_create.c b/nptl/...
How do I pass a variable by reference?
...ight, but if you rebind the reference in the method, the outer scope will know nothing about it, and after you're done, the outer reference will still point at the original object.
If you pass an immutable object to a method, you still can't rebind the outer reference, and you can't even mutate the...
Difference between Python's Generators and Iterators
...mal function.
When a generator function is called, it returns an iterator known as a generator. That generator then controls the execution of a generator function.
So, in formal and precise usage, "generator" unqualified means generator object, not generator function.
The above references are for P...
What is the best way to compute trending topics or tags?
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For anyone who would like it, I now have SQL queries to do this.
– thouliha
Feb 8 '16 at 13:42
1
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How do I perform the SQL Join equivalent in MongoDB?
...mmend specific use cases for $lookup, but at least as of 3.2 doing join is now possible with MongoDB.
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jQuery AJAX file upload PHP
... display response from the PHP script, if any
}
});
});
And now for the server-side script, using PHP in this case.
upload.php: a PHP script that runs on the server and directs the file to the uploads directory:
<?php
if ( 0 < $_FILES['file']['error'] ) {
echo 'Er...