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What is the difference between Views and Materialized Views in Oracle?
What is the difference between Views and Materialized Views in Oracle?
8 Answers
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How to Replace dot (.) in a string in Java
...answered Sep 11 '11 at 19:20
FemiFemi
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Compress files while reading data from STDIN
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Yes, gzip will let you do this. If you simply run gzip > foo.gz, it will compress STDIN to the file foo.gz. You can also pipe data into it, like some_command | gzip > foo.gz.
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Regular expression for a string that does not start with a sequence
... @balabaster: I don’t think he’s looking for empty strings. But if so, he can easily change that by replacing the .+ by .*
– Gumbo
May 22 '09 at 19:07
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Can we convert a byte array into an InputStream in Java?
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If you use Robert Harder's Base64 utility, then you can do:
InputStream is = new Base64.InputStream(cph);
Or with sun's JRE, you can do:
InputStream is = new
com.sun.xml.internal.messaging.saaj.packaging.mime.util.BASE64D...
Redo merge of just a single file
...e way, manual merging with vi is always a pleasure and fully satisfying. shifting to left or shifting to right never gave me the confidence that the merge is going as expected
– asgs
Oct 29 '18 at 19:36
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Android hide listview scrollbar?
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If you want to disable \ enable scrollbars programmatically you need use
View.setVericalScrollbarEnabled(boolean) - disable \ enable vertical scrollbars.
View.setHorizontalScrollBarEnabled(boolean) - disable \ enable horiz...
adding x and y axis labels in ggplot2
...Area vs. Discharge and Nitrogen Levels (PPM)")
An alternate way to specify just labels (handy if you are not changing any other aspects of the scales) is using the labs function
ggplot(ex1221, aes(Discharge, Area)) +
geom_point(aes(size=NO3)) +
scale_size_area() +
labs(size= "Nitrogen",...
Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined
...t(int num)
{
std::stringstream ss; // <-- also note namespace qualification
ss << num;
return ss.str();
}
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How do I get the backtrace for all the threads in GDB?
...nerally, the backtrace is used to get the stack of the current thread, but if there is a necessity to get the stack trace of all the threads, use the following command.
thread apply all bt
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