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Should I use static_cast or reinterpret_cast when casting a void* to whatever
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156
Use static_cast: it is the narrowest cast that exactly describes what conversion is made here.
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Persistence unit as RESOURCE_LOCAL or JTA?
...t.
– informatik01
Sep 13 '16 at 11:15
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How do I get the resource id of an image if I know its name?
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5 Answers
5
Active
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Difference Between Invoke and DynamicInvoke
...813ms
Code:
Func<int,int> twice = x => x * 2;
const int LOOP = 5000000; // 5M
var watch = Stopwatch.StartNew();
for (int i = 0; i < LOOP; i++)
{
twice.Invoke(3);
}
watch.Stop();
Console.WriteLine("Invoke: {0}ms", watch.ElapsedMilliseconds);
watch = Stopwatch.StartNew();
for (int i...
What is the difference between a .xib file and a .storyboard?
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115
Apple introduced the concept of "storyboarding" in iOS5 SDK to simplify and better manage screen...
Remove refs/original/heads/master from git repo after filter-branch --tree-filter?
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edited Jul 24 '12 at 15:31
answered Oct 4 '11 at 22:44
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SQL standard to escape column names?
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Basil Bourque
186k5757 gold badges571571 silver badges804804 bronze badges
answered May 25 '10 at 1:49
Dean HardingDean...
Efficiently checking if arbitrary object is NaN in Python / numpy / pandas?
...stamp('20130101'),np.nan,Timestamp('20130102 9:30')],dtype='M8[ns]')
In [25]: s
Out[25]:
0 2013-01-01 00:00:00
1 NaT
2 2013-01-02 09:30:00
dtype: datetime64[ns]``
In [26]: pd.isnull(s)
Out[26]:
0 False
1 True
2 False
dtype: bool
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Excluding files/directories from Gulp task
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534
Quick answer
On src, you can always specify files to ignore using "!".
Example (you want to ex...
How to convert integer timestamp to Python datetime
I have a data file containing timestamps like "1331856000000". Unfortunately, I don't have a lot of documentation for the format, so I'm not sure how the timestamp is formatted. I've tried Python's standard datetime.fromordinal() and datetime.fromtimestamp() and a few others, but nothing matches...