Centos logoAccess Windows 10 Shared Folder from RHEL/CentOS 7

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Heterogeneous networks are common now. Those networks include computers with Windows and Unix Operation Systems (OS). Exchange files between those Operation Systems is a trivial task. It can be done with command line interface (CLI) or Graphic User Interface (GUI). Both methods give the same results but it depends on …

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Intel logoSet Up NVMe Raid on Z370/Z390 Motherboards

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Z370 and Z390 Intel chipsets was released back in 2017 and 2018 years and they still are mainstream now. There are many motherboards based on Z370 and Z390 chipsets containing 2 or more M.2 sockets. Those motherboards might accommodate NVMe SSD storages with RAID 0 or 1 built on …

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Prestodb logoMemory Configuration in Presto Cluster

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Presto cluster is sensitive to memory setup. As Presto is developed in Java, Java is foundation to configure it. In many cases, Presto server is not started because of memory configuration. During Presto server launch, the validation rules are applied to make sure that major memory settings are consistent. It …

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Microsoft access logoConnect Microsoft Access to Hive with ODBC in Windows

Microsoft Access can be used to connect to Big Data. Cloudera Hadoop cluster is one of Big Data platforms. Those two systems can easily interact with each other by means of an ODBC connection. Microsoft Access natively supports ODBC drivers and Cloudera develops ODBC drivers for many Operation Systems. Hive …

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Prestodb logoPresto Installation and Setup Pitfalls

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Like other installations and setups, Presto one can contain steps which cause difficulties. How many times you were stuck with something? In mostly cases, it was a trivial issue but you spent countless time to solve it. It's better to have a cheat sheet for discovering those issues before encountering …

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Kerberos logoCreate Ticket Cache File for Kerberos Authentication in Linux

Kerberos credentials can be stored in Kerberos ticket cache. They are valid for relatively short period of time. The period can be a session or a specified timeframe. A Kerberos ticket cache contains a service and a client principal names, lifetime indicators, flags, and the credential itself. Kerberos 5 client …

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Google analytics logoAdd Google Analytics Pageviews in Static Web Site

Google Analytics requests authentication to access Google Analytics data/reports. Implementation of Google Analytics can be done in both places client and server. Server APIs support a wide variety of languages and the authentication process is transparent for users. Javascript is a language to access Google Analytics APIs in client …

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Kerberos logoCreate Keytab for Kerberos Authentication in Linux

Keytab stands for key table. It is a file which stores one or more Kerberos principals with corresponding encrypted keys. Encrypted keys are generated based on user passwords. It allows to secure storing of passwords and authenticate users without entering of passwords. The current version of the Kerberos protocol is …

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