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How to convert java.sql.timestamp to LocalDate (java8) java.time?
...In our case atZone(zoneId) made it explicit that we are doing a conversion and using a particular timezone for it.
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Should I use string.isEmpty() or “”.equals(string)?
...equals(s) is you don't need the null check (equals will check its argument and return false if it's null), which you seem to not care about. If you're not worried about s being null (or are otherwise checking for it), I would definitely use s.isEmpty(); it shows exactly what you're checking, you ca...
Do interfaces inherit from Object class in java
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Do interfaces inherit from Object class in Java?
No, they don't. And there is no common "root" interface implicitly inherited by all interfaces either (as in the case with classes) for that matter.(*)
If no then how we are able to call the method of object class on interface instance
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don't fail jenkins build if execute shell fails
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To stop further execution when command fails:
command || exit 0
To continue execution when command fails:
command || true
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Convert a RGB Color Value to a Hexadecimal String
...ation, I was able to get the Color of a JButton in terms of red, green and blue; I have stored these values in three int s.
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Automating “enter” keypresses for bash script generating ssh keys
...de a "yes" answer to whatever a program might prompt for). yes is shorter, and should ssh-keygen ever add a question, that will automatically be answered in too. :)
– zrajm
Apr 24 '15 at 11:08
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Best Practices for Laravel 4 Helpers and Basic Functions?
I'm trying to understand the best place to put a global function in Laravel 4. For example, date formatting. I don't think making a facade is worth it as facades are too modular. I've read articles about creating a library folder and storing classes there but that also seems like a lot for a simple ...
iOS 7 - Failing to instantiate default view controller
I am using Xcode 5 in a newly created app and when I just create it I go for the run button e click on it, then the project gets built but it does not show in the iOS Simulator and I get the following message:
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How do I resolve the “java.net.BindException: Address already in use: JVM_Bind” error?
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@novice_developer netstat is the command you are looking for, with -a and -p options, man netstat is your friend for all the rest :)
– sox with Monica
Jul 26 '17 at 20:38
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How to force a web browser NOT to cache images
I am writing and using a very simple CGI-based (Perl) content management tool for two pro-bono websites. It provides the website administrator with HTML forms for events where they fill the fields (date, place, title, description, links, etc.) and save it. On that form I allow the administrator to u...