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Accelerating DNS parsing with pdnsd Linux

Accelerating DNS parsing with pdnsd

Pdnsd is a good DNS parsing software in linux system. Compared with bind and dnsmasq, pdnsd has one ...
2019-09-01 Linux Comment
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Install pycurl problems Python

Install pycurl problems

install pycurl with problems curl-config and ssl libs In centos 7 and python 3.6 environment, instal...
2019-08-21 Python Comment
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Mysql partition search must scan the first partition Mysql

Mysql partition search must scan the first partition

Mysql partition search optimization basically you should create a first partition that contains valu...
2019-08-21 Mysql Comment
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Python html escape and unescape

Python escape or unescape html special words methods. 1、The cgi module that comes with Python has an...
2019-09-27 Python Comment
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The CentOS common must install libs.

The new CentOS initial must install system libraries, which can make the system environment run smoo...
2019-09-11 Linux Comment
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Tornado asynchronous web request client example Python

Tornado asynchronous web request client example

Tornado is a python web Server, which is better for solving long connection request or IO asynchrono...
2019-09-01 Python Comment
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CANNOT OPEN SHARED OBJECT FILE: NO SUCH FILE OR DIRECTORY

This maybe you delete the shared lib file soft link. So must execute a system command to rebuild the...
2019-09-10 Linux Comment
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mongodb update command($inc/$set/$unset/$push/$pop/upsert/save)

In addition to replacement, only partial updates are needed for one or more documents. Atomic update...
2019-09-11 Mongodb Comment
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MongoDB - Too Many open files Mongodb

MongoDB – Too Many open files

Mongodb always meat the error too many open files, then the deam process crashed. In Linux system, t...
2019-09-10 Mongodb Comment
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MYSQL 8.0 ERROR:ERROR 2059: AUTHENTICATION PLUGIN ‘CACHING_SHA2_PASSWORD’ CANNOT BE LOADED

Error Message: error 2059: Authentication plugin ‘caching_sha2_password’ cannot be loaded: /usr/lib6...
2019-09-11 Mysql Comment
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