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What is the difference between Views and Materialized Views in Oracle?
...sis either through triggers or by using the ON COMMIT REFRESH option. This does require a few extra permissions, but it's nothing complex. ON COMMIT REFRESH has been in place since at least Oracle 10.
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How do you pass multiple enum values in C#?
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Just setting Flags attribute alone doesn't work automatically. I just tried it.
– Richard Anthony Hein
Jun 23 '09 at 1:03
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Stopping python using ctrl+c
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What if there isn't? I'm on a Intel Macbook, and it doesn't have a very full-featured keyboard.
– Bluu
Sep 24 '10 at 22:03
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How do you convert epoch time in C#?
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I am getting 'DateTimeOffset' does not contain a definition for 'FromUnixTimeSeconds' How would I go about resolving this?
– Happy Bird
Jul 24 '17 at 14:44
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Difference between compile and runtime configurations in Gradle
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@angelcervera Ah so it does, 8. Dependency Management Basics, and 51. Dependency Management. I can see why they have two sections, but perhaps it would be nice if the latter referenced the former. I think I landed on 51 and expected it to give a fu...
How do I use a PriorityQueue?
... is sorted according to its elements natural ordering (using Comparable)." Does that mean I could just implement Comparable on my class as well?
– Svish
Mar 25 '09 at 19:56
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Normal arguments vs. keyword arguments
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Does the parameter name has to be kwargs or I can rename it to sth. like options (def my_fuction(arg1, arg2, **options))?
– Bruce Sun
Sep 1 '18 at 3:13
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How to count TRUE values in a logical vector
...) is more self explaining. Though, I think with a simple task like this it does not really make a difference...
If it is a large vector, you probably should go with the fastest solution, which is sum(z). length(z[z==TRUE]) is about 10x slower and table(z)[TRUE] is about 200x slower than sum(z).
Su...
How to create a directory and give permission in single command
...ctory already exist:
mkdir -m 777 /path/to/your/dir
When the directory does not exist and you want to create the parent directories:
mkdir -m 777 -p /parent/dirs/to/create/your/dir
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How to Replace dot (.) in a string in Java
...use replace, not replaceAll.
replace replaces each matching substring but does not interpret its argument as a regular expression.
str = xpath.replace(".", "/*/");
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