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Difference between size_t and std::size_t
... is the same as
unsigned int, which can lead to
programming errors,[3][4] when moving
from 32 to 64-bit architecture, for
example.
According to the 1999 ISO C
standard (C99), size_t is an unsigned
integer type of at least 16 bits.
And the rest you can read from this page at wikipe...
Delete files older than 3 months old in a directory using .NET
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edited Jan 22 '15 at 13:45
answered Feb 8 '10 at 14:57
St...
Assigning variables with dynamic names in Java
...<Integer> n = new ArrayList<Integer>();
for (int i = 1; i < 4; i++) {
n.add(5);
}
Map<String, Integer> n = new HashMap<String, Integer>();
for (int i = 1; i < 4; i++) {
n.put("n" + i, 5);
}
It is possible to use reflection to dynamically refer to variables ...
Generate a random point within a circle (uniformly)
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sigfpesigfpe
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LINQ Using Max() to select a single row
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14
@LandonPoch: That's not a good idea, as this would calculate the maximum N times with N being the number of items in table.
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Converting a date string to a DateTime object using Joda Time library
I have a date as a string in the following format "04/02/2011 20:27:05" . I am using Joda-Time library and would like to convert it to DateTime object. I did:
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How to get the index of an item in a list in a single step?
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448
How about the List.FindIndex Method:
int index = myList.FindIndex(a => a.Prop == oProp);
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Rails 3 migrations: Adding reference column?
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If you are using the Rails 4.x you can now generate migrations with references, like this:
rails generate migration AddUserRefToProducts user:references
like you can see on rails guides
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How to check Oracle database for long running queries
...how up.
COLUMN percent FORMAT 999.99
SELECT sid, to_char(start_time,'hh24:mi:ss') stime,
message,( sofar/totalwork)* 100 percent
FROM v$session_longops
WHERE sofar/totalwork < 1
/
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