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Tuning and benchmarking Java 7's Garbage Collectors: Default, CMS and G1
[i am not a native english speaker, so enable quirks mode pls ...] Due to trouble in a project with long GC pauses, I just had myself a deeper look into GC details. There is not that much acessible information/benchmarks on the Web, so I thought I might share my tests and enlightments ^^. Last time I tested GC some years ago I just came to the conclusion, that allocation of any form is evil in Jav
Garbage Collection Optimization for High-Throughput and Low-Latency Java Applications
Garbage Collection Optimization for High-Throughput and Low-Latency Java Applications High-performance applications form the backbone of the modern web. At LinkedIn, a number of internal high-throughput services cater to thousands of user requests per second. For optimal user experience, it is very important to serve these requests with low latency. For example, a product our members use regularly
Install Oracle Java 7 in Ubuntu Or Linux Mint Via PPA Repository
Update: Java 7 is no longer supported by Oracle. The binaries are no longer available for download, but if you have an Oracle account, you can still download it after logging in. Install the latest Oracle Java 17 LTS from PPA instead. The Oracle Java 7 installer in this article will continue to work only if you manually download Oracle JDK 7 (version 7u80 for 32bit and 64bit or 7u60 for arm), plac
Java6,7で可変長引数を持つメソッドをオーバーロードしている際にコンパイル結果が違う時がある - くろめも@dev
コンパイル結果の違うソース 上記のソースをJDK6のjavac、JDK7のJavacでそれぞれコンパイルすると、結果が違うことがわかる。 JDK6 D:\dev\Java>javac.exe CompileResultDiffTest.java D:\dev\Java>JDK7 D:\dev\Java>javac.exe CompileResultDiffTest.java CompileResultDiffTest.java:6: エラー: testの参照はあいまいです。Compil eResultDiffTestのメソッド test(int,Object...)とCompileResultDiffTestのメソッド test(Object...)が両方適合します test(0, "a"); ^ エラー1個 D:\dev\Java>同じクラスの可変長引数をもつメソッドをオーバーロードして
Java SE 7 and JDK 7 Compatibility
Compatibility is a complex issue. This document discusses three types of potential incompatibilities relating to a release of the Java platform: Source: Source compatibility concerns translating Java source code into class files including whether or not code still compiles at all. Binary: Binary compatibility is defined in The Java Language Specification as preserving the ability to link without e
What's new for Java 7
Java 7 comes with a set of small enhancements to the Java language (aka Project Coin), a new byte code to dynamically invoke methods and many additions to the libraries. The Eclipse compiler implements all the new features of Java 7 and all Eclipse JDT features like e.g. search and refactoring have been updated to support Java 7. Besides that, some new features got added: Improved Type Inference f
Java Platform SE 7
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JDT Core/Java7 - Eclipsepedia
This page will summarize all the work that is done to add Java(tm) 7 support (jsr334: project coin) into Eclipse. It might also be extended to other jsrs if needed. We still need to find out what changes are supposed to be done to support the jsr 292 in the compiler. This is not clear yet. Current Status at the first glance Java 7 features Switch on Strings Binary Literals Underscores in Literals
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Native Memory Tracking