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How can I get a file's size in C++? [duplicate]
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154
#include <fstream>
std::ifstream::pos_type filesize(const char* filename)
{
std::ifst...
Are Java static initializers thread safe?
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answered May 18 '09 at 16:43
Matthew MurdochMatthew Murdoch
28.1k2525 gold badges8686 silver badges124124 bronze badges
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PostgreSQL Autoincrement
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714
Yes, SERIAL is the equivalent function.
CREATE TABLE foo (
id SERIAL,
bar varchar);
INSERT INT...
What happens if you don't commit a transaction to a database (say, SQL Server)?
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Top-Master
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answered Feb 4 '11 at 9:44
marc_smarc_s
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Apply formula to the entire column
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answered May 7 '15 at 9:42
FredFuryFredFury
1,7021717 silver badges2424 bronze badges
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How to delete duplicates on a MySQL table?
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answered Apr 13 '10 at 14:52
user187291user187291
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Remove the cell highlight color of UITableView
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cell.selectionStyle = UITableViewCellSelectionStyleNone;
in Swift 4 updated
cell.selectionStyle = UITableViewCell.SelectionStyle.none
Or
cell.selectionStyle = .none
share
|
improve thi...
Use a list of values to select rows from a pandas dataframe [duplicate]
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You can use isin method:
In [1]: df = pd.DataFrame({'A': [5,6,3,4], 'B': [1,2,3,5]})
In [2]: df
Out[2]:
A B
0 5 1
1 6 2
2 3 3
3 4 5
In [3]: df[df['A'].isin([3, 6])]
Out[3]:
A B
1 6 2
2 3 3
And to get the opposite use ~:
In [4]: df[~df['A'].isin([3, 6])]
Out[4]:
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Duplicate files copied (Android Studio 0.4.0) [duplicate]
...pcore and httpmime libraries from Apache. After update Android Studio to 0.4.0 I have this issue building my project:
2 Ans...