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Class vs. static method in JavaScript
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First off, remember that JavaScript is primarily a prototypal language, rather than a class-based language1. Foo isn't a class, it's a function, which is an object. You can instantiate an object from that function using the new keyword which will all...
Sort Go map values by keys
...he word "slice" refers to a data structure that's essentially analogous to Java arrays. It's just a terminology issue. As for getting the keys, you have to explicitly range over the map and construct a slice as you go like this: play.golang.org/p/ZTni0o19Lr
– joshlf
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Android: When should I use a Handler() and when should I use a Thread?
...JRun That is one of the uses yes. Check out the Handler description in the java docs for some great info about it. Including another of its uses (to schedule messages and runnables to be executed as some point in the future).
– FoamyGuy
Dec 22 '12 at 17:06
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spring boot default H2 jdbc connection (and H2 console)
...ing.jpa.database-platform=org.hibernate.dialect.H2Dialect
In Application.java (or some configuration):
@Bean
public ServletRegistrationBean h2servletRegistration() {
ServletRegistrationBean registration = new ServletRegistrationBean(new WebServlet());
registration.addUrlMappings("/console...
How to read and write excel file
I want to read and write an Excel file from Java with 3 columns and N rows, printing one string in each cell. Can anyone give me simple code snippet for this? Do I need to use any external lib or does Java have built-in support for it?
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POST unchecked HTML checkboxes
...many the other answers. If you're using PHP, you can then do away with the javascript dependency, because only the last value gets used.
– Ben
Sep 13 '13 at 17:40
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What is wrong with using goto? [duplicate]
...mming language, and use of GOTOs has been pretty much eliminated. In fact, Java, Scala, Ruby, and Python don't have a goto command at all.
C, C++ and Perl still do have a GOTO command, and there are situations (in C particularly) where a GOTO is useful, for example a break statement that exits mul...
How can I add the new “Floating Action Button” between two widgets/layouts
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Try this library (javadoc is here), min API level is 7:
dependencies {
compile 'com.shamanland:fab:0.0.8'
}
It provides single widget with ability to customize it via Theme, xml or java-code.
It's very simple to use. There are avail...
Co-variant array conversion from x to y may cause run-time exception
...in C# here is Eric Lippert's explanation : It was added to the CLR because Java requires it and the CLR designers wanted to be able to support Java-like languages. We then up and added it to C# because it was in the CLR. This decision was quite controversial at the time and I am not very happy about...
How do I call the default deserializer from a custom deserializer in Jackson
...e for EE edition containers (Wildfly 10)? I get JsonMappingException: (was java.lang.NullPointerException) (through reference chain: java.util.ArrayList[0])
– user1927033
Jun 15 '17 at 1:38
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