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C++ IDE for Linux? [closed]
...:
For Python development, there’s PyCharm
For R, there’s RStudio
For JavaScript and TypeScript, there’s Visual Studio Code (which is also a good all-round editor)
And finally, many people love the Sublime Text editor for general code editing.
Keep in mind that this list is far from complet...
What is a good use case for static import of methods?
...y one or two members, import them individually.
(https://docs.oracle.com/javase/8/docs/technotes/guides/language/static-import.html)
There are two parts I want to call out specifically:
Use static imports only when you were tempted to "abuse inheritance". In this case, would you have been tempt...
Alternatives to JavaScript
...age, and the de-facto standard for DOM tree manipulation in the browser is JavaScript. It looks like it has deep design issues that make it a minefield of bugs and security holes for the novice.
...
How to check if a char is equal to an empty space?
...ol codes, and some other Unicode characters in higher code planes; see the javadoc for Character.isWhitespace(char).
What you wrote was this:
if (Equals(ch, " ")) {
// ...
}
This is wrong on a number of levels. Firstly, the way that the Java compiler tries to interpret that is...
Convert seconds value to hours minutes seconds?
...
Something really helpful in Java 8
import java.time.LocalTime;
private String ConvertSecondToHHMMSSString(int nSecondTime) {
return LocalTime.MIN.plusSeconds(nSecondTime).toString();
}
...
Where should I put the log4j.properties file?
... WEB-INF\lib
Test if log4j was loaded: add -Dlog4j.debug @ the end of your java options of tomcat
Hope this will help.
rgds
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Lock, mutex, semaphore… what's the difference?
... not stored -- any thread in the set may be chosen to be the next owner.
Java (java.util.concurrent)
A lock (java.util.concurrent.ReentrantLock) is mostly the same as C/C++ pthread_mutex_t's, and Python's threading.RLock in that it also implements a reentrant lock. Sharing locks between processe...
enum.values() - is an order of returned enums deterministic
...
The Java language specification uses this explicit language:
@return an array containing the constants of this enum type, in the order they're declared [Source]
So, yes, they will be returned in declaration order. It's wort...
Main differences between SOAP and RESTful web services in Java [duplicate]
...sing. REST can be consumed by any client, even a web browser with Ajax and JavaScript. REST consumes less bandwidth, it does not require a SOAP header for every message.
REST is useful over any protocol which provide a URI. Ignore point 5 for REST as mentioned below in the picture.
...
How to check if an int is a null
... Of course, for local variable cannot be uninitialized, it's invalid code, Java won't permit it, as declared in its specification.
– Alex
Mar 7 at 21:43
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