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java socket 多线程网络传输多个文件

     由于需要研究了下用 java socket 传输文件,由于需要传输多个文件,因此,采用了多线程设计。客户端每个线程创建一个 socket 连接,每个 socket 连接负责传输一个文件,服务端的ServerSocket每次 accept 一个 socket 连接,创建一个线程用于接收客户端传来的文件。

Authored by Last updated on 05/25/2018 - 09:00
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Hadoop Hbase 升级

Hadoop HDFS 与Hbase升级笔记

Authored by Last updated on 06/14/2017 - 15:46
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The JITter Conundrum - Just in Time for Your Traffic Jam

In interpreted languages, it just takes longer to get stuff done - I earlier gave the example where the Python source code a = b + c would result in a BINARY_ADD byte code which takes 78 machine instructions to do the add, but it's a single native ADD instruction if run in compiled language like C or C++. How can we speed this up? Or as the performance expert would say, how do I decrease...
Authored by David S. (Blackbelt) Last updated on 07/04/2019 - 20:00
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Code Sample: Air Quality Sensor

This air quality monitor application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00
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Code Sample: Alarm Clock

This smart alarm clock application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00
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Code Sample: Close Call Reporter

This close call fleet driving reporter application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00
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Code Sample: Doorbell

This smart doorbell application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00
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Code Sample: Earthquake Detector

This earthquake detector application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00
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Code Sample: Equipment Activity Monitor

This shop-floor equipment activity monitor application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00
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Code Sample: Fire Alarm

This smart fire alarm application is part of a series of how-to Internet of Things (IoT) code sample exercises using the Intel® IoT Developer Kit and a compatible Intel® IoT Platform, cloud platforms, APIs, and other technologies.
Authored by admin Last updated on 06/23/2019 - 22:00