Fundamental of wireless sensor network

saeed bakhshan Office January 27, 2021
Without a doubt, the network concept and technology has brought a great change in people’s lives over the past year. Scientists and engineers are always striving to create an efficient network. They do this because…
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IELTS WRITING TASK1

saeed bakhshan Office January 14, 2021
IELTS exam involves four modules which are Listening, Reading, Writing, and Speaking.   Important points for writing an effective overview The overview is an absolutely necessary part of the Task 1 report. The overview should…
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Video tutorial for designing a business card with Photoshop + important points

Herbert Huffner Office January 7, 2021
Use Photoshop to create your own unique business card. Photoshop is provided with smart tools to design a stylish and original piece.  Despite its apparent complexity, learning it does not take much time. Business card design…
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What is Raspberry Pi?

mohammad ostadzadeh Office December 28, 2020
Introduction If you are into the world of computers and systems, you have probably heard of Raspberry Pi kits, chips that work as a computer for you and have all the standard outputs of a…
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What is a graphics card?

mohammad ostadzadeh Office December 22, 2020
Computer graphics cards are one of the most important parts of new and modern computers, and even in budget laptops, this component is a necessity. Graphics card or GPU means the unit of processing graphics operations,…
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Dead or zombie Process in Linux

mohammad ostadzadeh Office December 8, 2020
In the Linux operating system, you will sometimes come across programs called dead processes or Zombie  process, these types of programs have become like this due to weaknesses or poorly written structural code. Today, in…
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Microsoft Introduces LAMBDA Capability for Excel; A revolution in formulation

Herbert Huffner Excel December 8, 2020
Today we saw the introduction of the LAMBDA feature in Excel by Microsoft, which will revolutionize the formulation of this program by providing the ability to create formulas as a function in Excel itself. Today,…
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Invoices in the programming language R

Herbert Huffner Office December 4, 2020
Invoices; They are a type of data object in the R programming language that are used to classify data and store it as a surface. These factors can store both strings and integers.  R programming language, They…
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Circular diagram in programming language R

Herbert Huffner Office December 4, 2020
R programming language has a number of libraries for creating charts and diagrams. A pie chart; Is a representation of different values ​​that are represented as circular segments with different colors.  Circular diagram, The names of these…
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Learn how to hide formulas in Excel, How can we hide formulas in Excel?

Herbert Huffner Excel November 28, 2020
It may happen to you that you want to provide a series of information in the form of an Excel file to your boss, a company and any other person that this information contains calculation formulas.  But you…
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