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What is the meaning of #XXX in code comments?
...stion.
I've often preferred a more descriptive tag like FIXME or TODO or HACK. XXX is often used as a catch all for the above.
Searching for 'XXX' on the FreeBSD code cross reference is a good example of many of the uses. There are thousands...
...
Apply style ONLY on IE
... width: 100%;
}
</style>
<![endif]-->
There are numerous hacks (e.g. the underscore hack) you can use that will allow you to target only IE within your stylesheet, but it gets very messy if you want to target all versions of IE on all platforms.
...
How to find list of possible words from a letter matrix [Boggle Solver]
...se
if parent is not None:
parent.children[ord(value) - 97] = self
def MakeTrie(dictfile):
dict = open(dictfile)
root = TrieNode(None, '')
for word in dict:
curNode = root
for letter in word.lower():
if 97 <= ord(letter) < 123:
...
Targeting only Firefox with CSS
...ful. As an ex Firefox lover, I'm gutted that I have to do Firefox specific hacks like this but so long as it works I can live with it.
– SpaceBeers
May 29 '12 at 9:56
...
What's the difference between echo, print, and print_r in PHP?
...cho "$var_2"; // this will print PHP
$var_3=array(99,98,97) // Arrays are not possible with echo (loop or index value required)
$var_4=array("P"=>"3","J"=>"4"); // Arrays are not possible with echo (loop or index value required)
You can also use echo statemen...
What is the source code of the “this” module doing?
...
This is called rot13 encoding:
d = {}
for c in (65, 97):
for i in range(26):
d[chr(i+c)] = chr((i+13) % 26 + c)
Builds the translation table, for both uppercase (this is what 65 is for) and lowercase (this is what 97 is for) chars.
print "".join([d.get(c, c) for...
Removing path and extension from filename in powershell
...oby Speight
22.1k1313 gold badges5454 silver badges7979 bronze badges
answered Sep 17 '15 at 15:34
LeonardoLeonardo
96166 silver b...
Get the short Git version hash
... copy-pasted from the other sources like git log, eg git rev-parse --short 97dd2ae065771908ee9ae0fa08ccdb58b5a6b18f returns 97dd2ae
– chiborg
Jan 15 '16 at 14:55
4
...
What are the differences between segment trees, interval trees, binary indexed trees and range trees
...4 + ... + N/2^(log N), and this sum is O(N) if I am not mistaken. Also @icc97 answer also reports O(N) space.
– Ant
Jun 19 '18 at 8:32
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sho...
Is the “struct hack” technically undefined behavior?
...ray access outside of array bounds as undefined behaviour, then the struct hack is too. If, however, the standard defines array access as syntactical sugar for pointer arithmetic (a[2] == a + 2), it does not. If I'm correct, all C standards define array access as pointer arithmatic.
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