大约有 7,570 项符合查询结果（耗时：0.0287秒） [XML]
Simple (non-secure) hash function for JavaScript? [duplicate]
...code, not hundreds of lines) hash function written in (browser-compatible) JavaScript? Ideally I'd like something that, when passed a string as input, produces something similar to the 32 character hexadecimal string that's the typical output of MD5, SHA1, etc. It doesn't have to be cryptographica...
Java ArrayList copy
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nowhere in java-api deep cloning is done by any collection class
– Vikash
May 5 '18 at 15:46
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Extract digits from a string in Java
I have a Java String object. I need to extract only digits from it. I'll give an example:
14 Answers
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Difference between volatile and synchronized in Java
...tile and always accessing the variable in a synchronized(this) block in Java?
4 Answers
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Managing constructors with many parameters in Java
...llowing of this Josh Bloch presentation (PDF), or this review of Effective Java
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Effect of a Bitwise Operator on a Boolean in Java
... behaviour in the latter case is specified. See the section 15.22.2 of the Java Language Specification for details.
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How can I convert ArrayList to ArrayList?
...g(object, null))
.collect(Collectors.toList());
Or when you're not on Java 8 yet:
List<String> strings = new ArrayList<>(list.size());
for (Object object : list) {
strings.add(Objects.toString(object, null));
}
Or when you're not on Java 7 yet:
List<String> strings = n...
Enabling ProGuard in Eclipse for Android
...ers enum * {
public static **[] values();
public static ** valueOf(java.lang.String);
}
-keep class * implements android.os.Parcelable {
public static final android.os.Parcelable$Creator *;
}
-keepclassmembers class **.R$* {
public static <fields>;
}
I think I've answered all t...
How to set JVM parameters for Junit Unit Tests?
...For the rest - you must remember that JUnit test cases are just a bunch of Java classes, not a standalone program. It is up to the runner (let it be a standalone JUnit runner, your IDE, maven-surefire-plugin to set those options. That being said there is no "portable" way to set them, so that memory...
Handling exceptions from Java ExecutorService tasks
I'm trying to use Java's ThreadPoolExecutor class to run a large number of heavy weight tasks with a fixed number of threads. Each of the tasks has many places during which it may fail due to exceptions.
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