Tag：system
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Time：2021-1-20
Some users find it difficult to solve the problem, do not know what is going on, in fact, most of my friends do not know how to solve the problem of win7 system boot system damage can not enter the system, so today I will give you the specific solution steps of win7 system boot […]
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Time：2021-1-20
2.2 operating system installation process Step 01: load system image Step 02: start the virtual host Step 03: modify network card name in system installation selection interface After starting the virtual machine, the selection menu will appear. First, select the install centos7 option with the direction key, and then press the tab key to open […]
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Time：2021-1-16
Programmers should cherish life and do useful and meaningful things. There are two ways to do useful things: one is to do a project that is really valuable to users, which is really meaningful and useful; the other is to do the project in the right direction and in the right way. But programmers will […]
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Time：2021-1-16
What is dispatching system Dispatching system, to be more precise,Job schedulerOr ratherWorkflow schedulerIt is an indispensable and important part of any big data development platform that has a little scale and is not a simple play. In addition to crontab, quartz and other single machine scheduling programs / libraries. There are also many open source […]
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Time：2021-1-14
Cs492 online course: parallel program design and analysis (based on rust) Course objectives: This course is for advanced undergraduates / Postgraduates of Computer Science (or related disciplines) who are interested in the modern theory and practice of parallel computer systems. This course aims to help such students: Understand the motivations and challenges of concurrent programming […]
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Time：2021-1-14
With the advent of BTC system, blockchain technology has been recognized by more and more people in the past 10 years. Blockchain has built the value network foundation in the era of digital economy. In the economic model, consensus mechanism, cryptography and other technical problems behind the blockchain public chain, there has always been a […]
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Time：2021-1-13
This is the video of Shen Jian’s speech at mpd2016 Beijing station. Comprehensively analyze the availability architecture and optimization of single point system, accessibility architecture of message system and consistency architecture and optimization of optimization / transaction system. 1. Availability architecture and optimization of Internet single point systemClick here to watch the video. The duration […]
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Time：2021-1-12
Theia plug-in system is very powerful, such a large project, still can maintain high quality code and clear architecture, it is worth thinking and learning The definition of vscode extension API and configuration is standard and abstract Eclipse Theia is an extensible platform, which can use the most advanced web technology to develop multi language […]
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Time：2021-1-12
Introduction:Internet cross-border catering, more intelligent Haidilao, better understand the heart of every eater. On September 26, 2018, Haidilao officially landed on the Hong Kong capital market and announced its listing. In addition to the soft power of “Haidilao high-quality service you can’t learn”, this innovative and iconic enterprise in the catering industry has started a […]
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Time：2021-1-12
1、 Discuz introduction Discuz is a well-known open source forum in China. Later, it was acquired by Tencent. Discuz considered the construction of ecosystem in its design. It supports plug-in design and allows developers to build ecology together. It has to be said that the designers are very business minded. Back to the topic, why […]
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Time：2021-1-12
Introduction:At the Yunqi Conference on September 18, Muluo, senior technical expert of Alibaba cloud intelligence, gave us a detailed introduction on how the table store helps to upgrade the pinning message storage architecture and help pinning to withstand the continuous growth of traffic. This year’s epidemic situation is fierce. As the most representative black swan […]
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Time：2021-1-11
Hadoop system permission [[email protected] ~]# hadoop fs -mkdir /tmp/tmp_authority [[email protected] ~]# hadoop fs -ls -h /tmp Found 7 items drwxrwxrwx – hdfs supergroup 0 2014-12-15 15:45 /tmp/.cloudera_health_monitoring_canary_files drwxr-xr-x – yarn supergroup 0 2014-10-16 15:07 /tmp/hadoop-yarn drwxrwxrwx – hive supergroup 0 2014-10-30 15:03 /tmp/hive-hive drwxrwxrwx – nobody supergroup 0 2014-12-15 14:39 /tmp/hive-nobody drwxr-xr-x – root supergroup […]
