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What should I set JAVA_HOME environment variable on macOS X 10.6?
...ing lines to ~/.bash_profile.
export JAVA_HOME=$(/usr/libexec/java_home)
Now run the following command.
source ~/.bash_profile
You can check the exact value of JAVA_HOME by typing the following command.
echo $JAVA_HOME
The value(output) returned will be something like below.
/Library/Java/...
Java ArrayList - how can I tell if two lists are equal, order not mattering?
...use there’s a recent similar question regarding iterables. Since we also now have Java 8, it was worth rethinking it. If you short-circuit in the second loop when the number becomes negative, the third loop becomes obsolete. Further, avoiding boxing might be a double-edged sword, with new Map.merg...
Where is the “Create Unit Tests” selection?
...
I mean, it was there 5 minutes ago... it's just not there now -- why does it come and go?
– BrainSlugs83
Feb 27 '17 at 1:07
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What RSA key length should I use for my SSL certificates?
...livered by CA and used by software.
Will eventually be cracked too. Don't know when but could take decades.
Doubling the size takes many many orders of magnitude more compute power to crack. See question how much stronger is RSA 2048 compared to 1024.
4096 bits
4096 bits RSA certificates are th...
What is an initialization block?
...e program, but if there are other things that can cause that, I'd like to know).
– Glen Pierce
Apr 20 '17 at 1:24
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Populating a database in a Laravel migration file
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I know this is an old post but since it comes up in a google search I thought I'd share some knowledge here. @erin-geyer pointed out that mixing migrations and seeders can create headaches and @justamartin countered that sometim...
Convert SVG to PNG in Python
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Hi. Do you know how can i do the same but without writing to a file? I need to push png content to the browser from a webserver, so that way the user can download the image. Saving the png file is not a valid option in our project, that'...
In c++ what does a tilde “~” before a function name signify?
...s out of scope or is explicitly deleted.
See https://www.ibm.com/support/knowledgecenter/en/ssw_ibm_i_74/rzarg/cplr380.htm
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Function Pointers in Java
... }
});
Update: the above is necessary in Java versions prior to Java 8. Now we have much nicer alternatives, namely lambdas:
list.sort((a, b) -> a.isGreaterThan(b));
and method references:
list.sort(MyClass::isGreaterThan);
...
How to name factory like methods?
...turns me an object that behaves as I expect'. I shouldn't always have to know whether it's a brand new object, in fact I might not care. So in suitable cases you might avoid a 'Create...' name, even if that's how you're implementing it right now.
Guava is a good repository of factory naming ideas. ...