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Android Studio - Ambiguous method call getClass()
...ac). This will navigate to a path such as $ANDROID_HOME/sources/android-20/java/lang/Object.java. Now, within IntelliJ or Android Studio:
Make Object.java writable by choosing File -> Make File Writable. You may be prompted to do this automatically if you try to edit the file.
Remove the unboun...
Open Source Java Profilers [closed]
What can you guys recommend to use with Java?
12 Answers
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Retrieving a List from a java.util.stream.Stream in Java 8
I was playing around with Java 8 lambdas to easily filter collections. But I did not find a concise way to retrieve the result as a new list within the same statement. Here is my most concise approach so far:
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Truststore and Keystore Definitions
.... You can actually import a private key and a public certificate into the [java home]/jre/lib/security/cacerts default "truststore". The keytool utility does not make a distinction in the two terms, only in store types (i.e. - JKS vs. PKCS12). For that matter, Java does the same thing in the source ...
What is the purpose of class methods?
...m teaching myself Python and my most recent lesson was that Python is not Java , and so I've just spent a while turning all my Class methods into functions.
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System.currentTimeMillis vs System.nanoTime
...you a nanosecond-precise time, relative to some arbitrary point.
From the Java Documentation:
public static long nanoTime()
Returns the current value of the most precise available system timer, in nanoseconds.
This method can only be used to
measure elapsed time and is not
related ...
Java: Clear the console
Can any body please tell me what code is used for clear screen in Java? For example in C++
14 Answers
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奇葩职位为何频现互联网？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...猛烈，首先需要把口碑做出来，虽然同程旅游有内部自检系统，能够从出口把握产品、服务的质量，但这仍然不够。“首席吐槽官职位的推出，是同程旅游建立以用户口碑为核心的服务闭环的重要一节，让用户来告诉我们哪些做...
Convert object to JSON in Android
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To use the library in a method.
Gson gson = new Gson();
//transform a java object to json
System.out.println("json =" + gson.toJson(Object.class).toString());
//Transform a json to java object
String json = string_json;
List<Object> lstObject = gson.fromJson(json_ string, Object.class);
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Can regular expressions be used to match nested patterns? [duplicate]
...nput).
There are many parser generators avialable, for instance ANTLR for Java. Finding an existing grammar for Java (or C) is also not difficult.
For more background: Automata Theory at Wikipedia
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