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Why is it Valid to Concatenate Null Strings but not to Call “null.ToString()”?

... Would this work then? var wtf = ((String)null).ToString(); I'm working in Java recently where casting null's is possible, has been a while since I worked with C#. – Jochem May 30 '12 at 13:56 ...
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How to copy files from 'assets' folder to sdcard?

...){ out.write(buffer, 0, read); } } Reference : Move file using Java share | improve this answer | follow | ...
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What is the difference between the | and || or operators?

... Simple example in java public class Driver { static int x; static int y; public static void main(String[] args) throws Exception { System.out.println("using double pipe"); if(setX() || setY()) {System.out.println("x = "+x)...
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How to disable a particular checkstyle rule for a particular line of code?

...ssion xml file with: <suppress id="maxParameterNumber" files="YourCode.java"/> Another method, now available in Checkstyle 5.7 is to suppress violations via the @SuppressWarnings java annotation. To do this, you will need to add two new modules (SuppressWarningsFilter and SuppressWarningsH...
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Building a fat jar using maven

... <dependencyReducedPomLocation> ${java.io.tmpdir}/dependency-reduced-pom.xml </dependencyReducedPomLocation> <relocations> <relocation> ...
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Difference between a “coroutine” and a “thread”?

...these concepts depending on the language or implementation.) For example, Java had "green threads"; these were threads that were scheduled by the Java virtual machine (JVM) instead of natively on the underlying operating system's kernel threads. These did not run in parallel or take advantage of mu...
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Can IntelliJ IDEA encapsulate all of the functionality of WebStorm and PHPStorm through plugins? [cl

... find it extremely useful. I use a lot of different languages ( PHP, Node, Java). It is working well for me, though a bit expensive. It depends on how much you use each language. – Russell Santos Jan 27 '18 at 23:54 ...
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Android Writing Logs to text File

... For those new to Java logging in general and Android logging Log4j is generic java logging implementation and is now a project of Apache software foundation. It is not Android specific and so has some incompatibilities with Android. SL4J is...
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Difference between an API and SDK

... You say SDK has no pre-shaped building blocks but JAVA SDK comes with Data Structures such as ArrayList or HashMap... ? – Koray Tugay May 26 '13 at 20:27 1...
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Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6

...om Android community Worked for me, sort of.. . (Windows 8.1 Pro 64 Bit, Java JDK 1.7 Update 25, Eclipse Standard Kepler Service Release 1, Android Development Toolkit 22.6.0.v201403010043-1049357) Update 1 Further research revealed that launching AVD Manager from SDK Manager (Tools --> Manag...