cumifi2519的博客java代码分流解决并发by Roman Leventov... 代码审查清单:如何解决Java并发问题 (Code review checklist: how to tackle issues with Java concurrency) At the Apache Druid community, we are currently preparin...
1号给我的博客I have searched this, but I could'n find or understand what I found.Now I'm not a Java programmer, but I have the need to compile a single Java file into an existing (compiled) Java program....
金牛远望号的博客 Thanks. 解决方案 The total number of match groups does not depend on the target string ("foo: a b c d", in your case), but on the pattern. Your pattern will always have 3 groups: ^([^:]+):(:? ([^ ]+)...
六条叔叔的博客解决方案 Yes, you can determine using regex if the first and last characters are the same: str.matches("(.).*\\1") This uses a "back reference" to refer to "group 1", which captures the first ...
董适的博客 } } Thanks解决方案 You can use GlyphVector#getOutline(), as mentioned here. You can create a graphics context in a BufferedImage, as discussed in Using Headless Mode in the Java SE Platform. See ...
漫小生的博客解决方案 The jar manifest allows you to optionally specify no more than one main class. This is invoked when you execute java with the -jar flag. java -jar myapp.jar You may include multiple main ...
暮商翌的博客Is it possible for a JVM to run more than one program at the same time? If so, how?...To run a program, we simply dojava ProgramNameBut can we use the same JVM instance to run another progra...
陈小惜的博客I'm having an issue using the Bluecove API in Java. I plan to create a basic BT listener in order to receive some data from a homemade device (Arduino powered). I've the following code which is quite ...
渊亭无迹静涛君的博客解决方案 The semantics of LinkedHashMap are still those of a Map, rather than that of a LinkedList. It retains insertion order, yes, but that's an implementation detail, rather than an aspect of its ...
虚幻自习室的博客I have a simple Java app that needs to traverse a large JSON array (with around 20K items), and within each array, I parse a sub-array. Each item looks like this:{"index":0,"f1":[2,16,16,16,16,16,32,1...
weixin_39638105的博客So I've made a wearable application where I can control a robot-car with the buttons on screen with the MessageListenerService....compile 'com.google.android.support:wearable:+' compile "com.android.support:support-v4:20.0.+" compile 'com.google.android.gms:play-services-wearable:+' // compile 'com.google.android.gms:play-services-wearable:6.1.11' } Anyone know what is the matter? Thanks in advancoi 解决方案...
李楽的博客How would I get the date of the next first Wednesday of the month using the java calendar class. For example:Today(24/03/2012) the next first Wednesday will be 04/04/2012On(05/04/2012) the next first ...
邓琨腾的博客In my java project, I need to use neo4j-1.9.3 that depends on lucene-3.6.2, and ElasticSearch which depends on lucene-4.4.0. I know that if I want to use two versions of lucene directly, I can use C.....