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Initializing a member array in constructor initializer
...assignments in the body. This is what boost::array does.
Does the C++03 standard say anything special about initializing aggregates (including arrays) in ctor initializers? Or the invalidness of the above code is a corollary of some other rules?
A mem-initializer uses direct initialization. ...
How to round an average to 2 decimal places in PostgreSQL?
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283
PostgreSQL does not define round(double precision, integer). For reasons @Mike Sherrill 'Cat Rec...
Escaping regex string
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336
Use the re.escape() function for this:
4.2.3 re Module Contents
escape(string)
Retur...
How to run only one task in ansible playbook?
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answered May 30 '14 at 4:29
MxxMxx
7,07333 gold badges2323 silver badges3535 bronze badges
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How to run cron job every 2 hours
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398
Just do:
0 */2 * * * /home/username/test.sh
The 0 at the beginning means to run at the 0t...
Why is rbindlist “better” than rbind?
...d will join by position
eg
do.call(rbind, list(data.frame(a = 1:2, b = 2:3), data.frame(b = 1:2, a = 2:3)))
## a b
## 1 1 2
## 2 2 3
## 3 2 1
## 4 3 2
rbindlist(list(data.frame(a = 1:5, b = 2:6), data.frame(b = 1:5, a = 2:6)))
## a b
## 1: 1 2
## 2: 2 3
## 3: 1 2
## 4: 2 3
Some...
Programmatically generate video or animated GIF in Python?
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edited Jul 21 '16 at 4:03
Matt Bierner
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answe...
Is there a JavaScript strcmp()?
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136
What about
str1.localeCompare(str2)
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Stream.Seek(0, SeekOrigin.Begin) or Position = 0
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answered Aug 30 '11 at 5:22
gordygordy
7,92911 gold badge2626 silver badges3939 bronze badges
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Get all column names of a DataTable into string array using (LINQ/Predicate)
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Daniel HilgarthDaniel Hilgarth
156k3535 gold badges285285 silver badges397397 bronze badges
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