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Execution time of C program
...
Yes: clock() returns a time in some internal scale called "clocks", and CLOCKS_PER_SEC is the number of clocks per second, so dividing by CLOCKS_PER_SEC yields a time in seconds. In the code above, the value is a double so you can scale it at will.
– Tho...
Check for internet connection availability in Swift
...o more data capacity then isConnectedToNetwork returns true, but I can not call my web service
– János
Mar 28 '15 at 20:56
11
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Writing a dict to txt file and reading it back?
...val() is useful, someone made an alternative to it that is safer. This is called literal_eval and you get it from a Python module called ast.
import ast
def reading(self):
s = open('deed.txt', 'r').read()
self.whip = ast.literal_eval(s)
ast.literal_eval() will only evaluate strings that...
Scatterplot with marginal histograms in ggplot2
...om the same distribution though, so the marginal histograms should theoretically match the scatter plot.
– oeo4b
Dec 17 '11 at 17:03
8
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Bash function to find newest file matching pattern
... limits to the size of the argument list. If this size exceeds, xargs will call ls multiple times. This will break the sorting and probably also the final output. Run
xargs --show-limits
to check the limits on you system.
Note 2: use find . -maxdepth 1 -name "my-pattern" -print0 if you don't w...
Entity Framework Refresh context?
...Code First approach with DbContext class, you can use
public static void ReloadEntity<TEntity>(
this DbContext context,
TEntity entity)
where TEntity : class
{
context.Entry(entity).Reload();
}
To reload collection navigation properties, you can ...
Geometric Mean: is there a built-in?
...or consistency with other R summary functions)? I'm nervous about automatically excluding zeroes -- I would make that an option as well.
– Ben Bolker
Aug 28 '14 at 19:21
1
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UIScrollView Scrollable Content Size Ambiguity
...ust sorted out in this way:
Inside the UIScrollView add a UIView (we can call that contentView);
In this contentView, set top, bottom, left and right margins to 0 (of course from the scrollView which is the superView); Set also align center horizontally and vertically;
Finished.
Now you can add...
How to decompile an APK or DEX file on Android platform? [closed]
Is it possible to decompile an APK package or DEX file on Android platform?
Are there any tools that can decompile an APK file?
...
Check if a value exists in pandas dataframe index
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with DataFrame: df_data
>>> df_data
id name value
0 a ampha 1
1 b beta 2
2 c ce 3
I tried:
>>> getattr(df_data, 'value').isin([1]).any()
True
>>> getattr(df_data, 'value').isin(['1']).any()
True
but:
>>&...