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Determine if map contains a value for a key?
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Alan I have to agree with @dynamic on this one, having to define an iterator and then compare it with end is not a natural way of saying that something does not exist. It seems far more straightforward to me to say that a certain element appears at least once in this ...
How can I sort a List alphabetically?
...his has some subtle, but important advantages:
It's simply shorter. Only one line shorter, though.
Never worry about is this list really sorted right now becaude a TreeSet is always sorted, no matter what you do.
You cannot have duplicate entries. Depending on your situation this may be a pro or a...
Pretty printing XML in Python
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Nice! Can collapse this to a one liner: python -c 'import sys;import xml.dom.minidom;s=sys.stdin.read();print xml.dom.minidom.parseString(s).toprettyxml()'
– Anton I. Sipos
Apr 17 '12 at 22:17
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Working with huge files in VIM
...es" suggests that two editors would be particularly suited to your needs.
One would be: lfhex ... a large file hex editor (which depends on Qt). That one, obviously, entails using a GUI.
Another would seem to be suited to console use: hed ... and it claims to have a vim-like interface (including ...
Hashing a string with Sha256
...oding, used in the Windows world for historical reasons but not used by anyone else). http://msdn.microsoft.com/en-us/library/system.text.encoding.unicode.aspx
If you inspect your bytes array, you'll see that every second byte is 0x00 (because of the double-wide encoding).
You should be using Enco...
How to configure robots.txt to allow everything?
...obots.txt specification, so it’s not supported by all bots (many popular ones support it, though, like the Googlebot). That said, unrecognized fields have to be ignored, and for bots that don’t recognize Allow, the result would be the same in this case anyway: if nothing is forbidden to be crawl...
Python call function within class
... arguments. Then How can we call distToPoint which is inside the class? Anyone can explain that for me please.
– Raghavendra Gupta
Feb 7 '19 at 8:46
add a comment
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Why Choose Struct Over Class?
...structure.
As a general guideline, consider creating a structure when one or more
of these conditions apply:
The structure’s primary purpose is to encapsulate a few relatively simple data values.
It is reasonable to expect that the encapsulated values will be copied rather than re...
Debug vs. Release performance
...gful results. "Slower" is meaningless because it is not clear whether it's one microsecond slower or twenty minutes slower. "10% slower under realistic conditions" is more meaningful.
Spend the time you would have spent researching this question online on building a device which answers the quest...
Understanding MongoDB BSON Document size limit
...xt/36
If your blog post is that long with
that many comments, I for one am not
going to read it :)
For trackbacks, if you dedicated 1MB
to them, you could easily have more
than 10k (probably closer to 20k)
So except for truly bizarre
situations, it'll work great. And in
th...
