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Use a URL to link to a Google map with a marker on it
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In May 2017 Google launched the official Google Maps URLs documentation. The Google Maps URLs in...
html select only one checkbox in a group
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16 Answers
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Active
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Android: Generate random color on click?
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14 Answers
14
Active
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Maven: how to do parallel builds?
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Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
mvn -T 4 clean install # Builds with 4 threads
mvn -T 1C clean install # 1 thread per cpu core
mvn -T 1.5C clean install # 1.5 thread per cpu core
Full...
SQLite select where empty?
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answered Sep 1 '10 at 18:06
GuffaGuffa
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Is there a MySQL option/feature to track history of changes to records?
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edited Apr 10 '18 at 11:24
Octavian Catusanu
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TCPClient TCP客户端扩展：连接TCP服务器进行文本消息通信 · App Inventor 2 中文网
...本消息传输
支持多种字符编码（US-ASCII、UTF-8、ISO-8859-1、UTF-16等）
支持行分隔符配置
提供连接状态监控
支持多屏幕共享客户端（SharedTcpClient）
包含的组件
组件
说明
Urs...
What is non-blocking or asynchronous I/O in Node.js?
...ation, while alert(2) appears to execute second, it doesn't.
Synchronous: 1,2,3
alert(1);
alert(2);
alert(3);
Asynchronous: 1,3,2
alert(1);
setTimeout(() => alert(2), 0);
alert(3);
Blocking vs Non-blocking
Blocking refers to operations that block further execution un...
For a boolean field, what is the naming convention for its getter/setter?
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261
Suppose you have
boolean active;
Accessors method would be
public boolean isActive(){retur...