Software, hardware and other IT - Page 7

Error “The ‘<‘ operator is reserved for future use.” (SOLVED)

Posted by Alex On October 25, 2022

Analog “<” for PowerShell On Linux, you can use the following construct: COMMAND1 < FILE1 In this case, COMMAND1 will be executed with FILE1 as the input source instead of the keyboard, which is the normal standard input source. The “<” operator corresponds to the use of “|” to be passed to standard input. For example, the following commands are...

mysqldump in PowerShell corrupts non-Latin characters when exporting database (SOLVED)

Posted by Alex On October 23, 2022

mysqldump is a MySQL utility for creating database and table backups. Unlike phpMyAdmin, which, although it offers a web interface, is a slower tool due to the limitations of intermediates such as PHP and Apache, mysqldump is a much more efficient tool without limitations for backing up very large data. But on Windows, mysqldump has some nuances. Due to the...

Output encoding issues in PowerShell and third-party utilities running in PowerShell (SOLVED)

Posted by Alex On October 23, 2022

What encoding is used in PowerShell by default. How to change the default output encoding to UTF-8 in PowerShell If you run the following command in PowerShell 5: "Testing" > test.file And check the encoding in the newly created test.file, it turns out that it is UTF-16LE. If you run the following command in PowerShell 7: "Testing" > test.file And...

Windows stopped booting in Virtual Machine after upgrading to VirtualBox 7 (SOLVED)

Posted by Alex On October 22, 2022

After upgrading to VirtualBox 7 (more precisely, to VirtualBox 7.0.2), the Windows 11 guest OS stopped booting. Windows 11 guest boot starts as usual, no errors are displayed. Moreover, you can hear the Windows logon sound, but the desktop is not shown. Boot freezes on the initial screen with UEFI messages. As a host (main) OS, I use Linux, namely...

Sitemap.xml files: what they are for, how to use them, and how to bypass “Too many URLs” error and size limits

Posted by Alex On October 20, 2022

Table of contents What are Sitemaps What are the restrictions for sitemap files How can you compress a sitemap file Can I use multiple sitemaps? What is the structure of sitemap files How to generate sitemap files How to Import a Sitemap into Google Search Console Sitemap.xml file status “Couldn't fetch” Is it necessary to use the sitemap.xml file? What...

How to prevent Tor users from viewing or commenting on a WordPress site

Posted by Alex On October 19, 2022

The Tor network is an important tool for anonymity, privacy, and censorship circumvention, which in some countries is being fought even at the state level. But Tor is a public tool, so it can sometimes be used for online trolling and bullying. This article will show you how: prevent Tor users from commenting on your WordPress site prevent Tor users...

How to enable DNS over HTTPS in Windows 11

Posted by Alex On October 15, 2022

To improve your online privacy and security, Windows 11 lets you use DNS over HTTPS (DoH) to encrypt the DNS requests your computer makes when you browse or do anything else on the Internet. This article will show you how to set it up in Windows 11. Encrypted DNS is more private and secure Every time you visit a website...

How to increase the color (saturation) of images, how to make a photo warmer or colder

Posted by Alex On September 11, 2022

You have probably noticed that other people's photographs can look very beautiful: incredible colors and shades, the landscape seems to be from a postcard. You might think that it's all about some very expensive camera, the outstanding talent of a photographer, or incomprehensible skills in photo processing. All this can take place, but in fact, you can turn an ordinary...

How to prevent search engines from indexing only the main page of the site

Posted by Alex On September 1, 2022

To prevent search engines from indexing only the main page, while allowing indexing of all other pages, you can use several approaches, depending on the characteristics of a particular site. 1. Using the robots.txt file If the main page has its own address (usually it is index.php, index.html, index.htm, main.html and so on), and while trying to open a link...

How good is 5G – review after real experience of use

Posted by Alex On August 24, 2022

How to connect to 5G network How much talk about 5G, about new phones with 5G, about the assurances of mobile operators to start supporting 5G and increase the coverage of existing networks. But how important is 5G? Is this really a breakthrough or a marketing ploy to force users to buy newer and more expensive phone models? It happens...