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Creation timestamp and last update timestamp with Hibernate and MySQL
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Works without any problems in J2SE, as @PrePersist and @PerUpdate are JPA annotations.
– Kdeveloper
Dec 16 '10 at 19:52
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How to make --no-ri --no-rdoc the default for gem install?
I don't use the RI or RDoc output from the gems I install in my machine or in the servers I handle (I use other means of documentation).
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BigDecimal - to use new or valueOf
I came across two ways of getting BigDecimal object out of a double d.
3 Answers
3
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Where is the WPF Numeric UpDown control?
...serious WPF project. It seems like there are a lot of basic controls flat out missing. Specifically, I am looking for the Numeric UpDown control. Was there an out of band release that I missed? Really don't feel like writing my own control.
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How to break nested loops in JavaScript? [duplicate]
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You need to name your outer loop and break that loop, rather than your inner loop - like this.
outer_loop:
for(i=0;i<5;i++) {
for(j=i+1;j<5;j++) {
break outer_loop;
}
alert(1);
}
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How do I change the formatting of numbers on an axis with ggplot?
...of some data, all is fine except that the numbers on the y-axis are coming out with computer style exponent formatting, i.e. 4e+05, 5e+05, etc. This is obviously unacceptable, so I want to get it to display them as 500,000, 400,000, and so on. Getting a proper exponent notation would also be accepta...
Should I use string.isEmpty() or “”.equals(string)?
...y testing this alongside a string == null , so I'm not really concerned about a null-safe test. Which should I use?
6 Answ...
Should switch statements always contain a default clause?
...nd bash shell scripts. You might also see this when a variable is declared outside the switch-case but not initialized, and each case initializes it to something different. Here the default needs to initialize it too so that down the line code that accesses the variable doesn't raise an error.
3. T...
How can I get Docker Linux container information from within the container itself?
...ners aware of their configuration, the same way you can get information about EC2 instances through metadata.
14 Answers
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How can I find all of the distinct file extensions in a folder hierarchy?
.../\.([^.\/]+)$/' | sort | uniq -c | sort -n
– marcovtwout
May 17 '16 at 15:08
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