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How does one reorder columns in a data frame?
...n of this function to my personal package.
– CoderGuy123
Jul 6 '16 at 12:12
1
This is really usef...
How to test multiple variables against a value?
...
123
I wouldn't be so quick to go for the set version. Tuple's are very cheap to create and iterate over. On my machine at least, tuples are ...
What is meant by the term “hook” in programming?
...ch tricks as protecting your BASIC programs by setting the first line as:
123 REM XIN#6
then using POKE to insert the CTRL-D character in where the X was. Then, anyone trying to list your source would send the re-initialize sequence through the output routines where the disk sub-system would dete...
MySQL pagination without double-querying?
... @Phil I heard this before but why do that?
– TK123
May 13 '12 at 4:56
5
A little late, but ...
How to measure elapsed time in Python?
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123
(For performance measurement, time.clock() is actually preferred, since it can't be interfered with if the system clock gets messed with, ...
What is resource-ref in web.xml used for?
...endor specific deployment descriptor file
– abhihello123
Aug 1 '16 at 11:48
1
...
Variable declared in for-loop is local variable?
... {
int y = x;
if(whatever)
{
int x = 123;
Because now the simple name "x" has been used inside the local variable declaration space of "y" to mean two different things -- "this.x" and the local "x".
See http://blogs.msdn.com/b/ericlippert/archive/tags/simple+...
decimal vs double! - Which one should I use and when? [duplicate]
...ut at 1 million for a float.
A 15 digit monetary value:
£1,234,567,890,123.45
9 trillion with a double. But with division and comparisons it's more complicated (I'm definitely no expert in floating point and irrational numbers - see Marc's point). Mixing decimals and doubles causes issues:
...
How to remove a TFS Workspace Mapping?
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123
I ran into the same problem, and was able to fix it by manually deleting all the files in the ...
jQuery: what is the best way to restrict “number”-only input for textboxes? (allow decimal points)
...TheVillageIdiotTheVillageIdiot
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