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An efficient compression algorithm for short text strings [closed]
...orithm to compress text strings with these characteristics". For instance, if long repetitions are expected, simple Run-Lengh Encoding might be enough. If you can guarantee that only English words, spaces, punctiation and the occasional digits will be present, then Huffman with a pre-defined Huffman...
Best way to compare two complex objects
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For value types, you can typically just call their Equals method. Even if the fields or properties were never explicitly assigned, they would still have a default value.
For reference types, you should first call ReferenceEquals, which checks for reference equality – this would serve as an ef...
How do I “Add Existing Item” an entire directory structure in Visual Studio?
...r into the Solution Explorer. It will add them all. Note this doesn't work if Visual Studio is in Administrator Mode, because Windows Explorer is a User Mode process.
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Plurality in user messages
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If there is ever any chance, no matter how small, that this app will need to be translated to other languages then both are wrong. The correct way of doing this is:
string message = ( noofitemsselected==1 ?
"You have selec...
How to apply an XSLT Stylesheet in C#
...at I'm linking to, thought I'd put it as a comment here. Hopefully it simplifies things for people: dftr.ca/?p=318
– DFTR
Mar 25 '13 at 23:44
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How to open, read, and write from serial port in C?
...o-out a struct termios, configure it, and then set the tty with tcsetattr. If you use the zero-out method, then you will experience unexplained intermittent failures, especially on the BSDs and OS X. "Unexplained intermittent failures" include hanging in read(3).
#include <errno.h>
#include &...
Selecting/excluding sets of columns in pandas [duplicate]
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There is a new index method called difference. It returns the original columns, with the columns passed as argument removed.
Here, the result is used to remove columns B and D from df:
df2 = df[df.columns.difference(['B', 'D'])]
Note that it's a set-based ...
What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
...@SalmanA not exactly, i was hoping there was a selector which you can use, if you don't know the parent.
– Nick N.
Mar 20 '17 at 10:18
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Formatting a number with leading zeros in PHP [duplicate]
...itive double digit number (Bank Account sort code etc). Please correct me if I'm wrong, but as far as I know, there is no real life instance of requiring a leading zero on a negative value?
– guyver4mk
Mar 14 '16 at 9:24
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Convert String to double in Java
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If you have problems in parsing string to decimal values, you need to replace "," in the number to "."
String number = "123,321";
double value = Double.parseDouble( number.replace(",",".") );
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