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Member initialization while using delegated constructor
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edited Aug 30 '12 at 5:34
answered Aug 30 '12 at 4:55
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Difference between std::system_clock and std::steady_clock?
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From N3376:
20.11.7.1 [time.clock.system]/1:
Objects of class system_clock represent wall clock time from the system-wide realtime clock.
20.11.7.2 [time.clock.steady]/1:
Objects of class steady_clock represent clocks for which ...
How to disassemble one single function using objdump?
... /bin/ls
– hoc_age
Oct 17 '14 at 15:01
3
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Xcode 4 - detach the console/log window
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– Kendall Helmstetter Gelner
Apr 18 '11 at 17:30
2
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JPQL IN clause: Java-Arrays (or Lists, Sets…)?
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208
I'm not sure for JPA 1.0 but you can pass a Collection in JPA 2.0:
String qlString = "select i...
Efficient paging in SQLite with millions of records
... *
FROM MyTable
WHERE SomeColumn > LastValue
ORDER BY SomeColumn
LIMIT 100;
(This is explained with more detail on the SQLite wiki.)
When you have multiple sort columns (and SQLite 3.15 or later), you can use a row value comparison for this:
SELECT *
FROM MyTable
WHERE (SomeColumn, OtherColum...
Email validation using jQuery
...ld javascript for that:
function isEmail(email) {
var regex = /^([a-zA-Z0-9_.+-])+\@(([a-zA-Z0-9-])+\.)+([a-zA-Z0-9]{2,4})+$/;
return regex.test(email);
}
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CSS checkbox input styling
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answered Jul 13 '09 at 17:23
Andrew HareAndrew Hare
310k6363 gold badges611611 silver badges614614 bronze badges
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Python memory usage of numpy arrays
...mport numpy as np
>>> from sys import getsizeof
>>> a = [0] * 1024
>>> b = np.array(a)
>>> getsizeof(a)
8264
>>> b.nbytes
8192
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SQL Group By with an Order By
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200
In all versions of MySQL, simply alias the aggregate in the SELECT list, and order by the alias...