Web

How To Recover Deleted Facebook Photos with a Smart Trick

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Facebook doesn’t have a recycle bin or any options to restore a deleted photo. In theory, when we delete a photo from Facebook, it’s gone for good. However, it is still possible to recover deleted Facebook photos, using the browser’s cache, and the fact that Facebook servers retain our pictures after deletion. Let’s see how it works […]

Linux

How to Install Wine in Linux Mint / Ubuntu to Run Windows Apps

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As you probably know, most applications have no compatibility across different operating systems. Officially, we can only install Windows applications on Windows, Mac applications on macOS, and Linux applications on Linux. Unofficially, though, we can install some Windows applications on Linux, by using Wine. Let’s see how to install Wine in Linux Mint and Ubuntu. […]

Linux

How To Create a Linux Installation USB or DVD for any Distribution

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There are hundreds of Linux distributions, ranging from the friendly Ubuntu and Linux Mint to the powerful Arch Linux. What they all have in common is that we download an ISO file, and must then create a Linux Installation Disc or USB. In this guide, you will find the best free applications to create Linux installation media, […]

Linux

How to Install KeePass in Linux Mint / Ubuntu

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Free, lightweight, open source, and cross-platform, KeePass is one of the best-regarded password managers. It is also one of the safest, since it stores the database locally, not on a cloud service, virtually eliminating the danger of hacks and data breaches. Let’s see how to install KeePass in Linux Mint or Ubuntu, and keep all […]

Qt

How to use QThread in the right way

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A short history Long long ago, subclass QThread and reimplement its run() function is the only recommended way of using QThread. This is rather intuitive and easy to used. But when SLOTS and Qt event loop are used in the worker thread, some users do it wrong. So Bradley T. Hughes, one of the Qt core developers, recommend […]

Windows

Step by Step Windows 2012 R2 Remote Desktop Services – Single Server Solution

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  Although it is called a single server installation, we will need 2 servers as shown below. Software used in this guide: Windows Server 2012 R2 ISO (evaluation can be downloaded here:http://technet.microsoft.com/en-us/evalcenter/dn205286.aspx) SQL Server 2012 SP1 Express x64 With tools (free version can be downloaded here:http://www.microsoft.com/en-us/download/details.aspx?id=35579. After clicking the download button select SQLEXPRWT_x64_ENU.exe) SQL Server […]

Linux

How to recover WiFi passwords on Linux

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When you first logged in to your WiFi network using your Linux computer you probably allowed it to save the password so that you didn’t need to enter it again. Imagine you got a new device such as a phone or games console that also needed to connect to the wireless network. You could go hunting […]

Git

Pre-commit checklist

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This is an attempt to create a checklist to use before making a commit. Before saving commit to Git the program code must require a list of rules: Code can be compiled. Perform algorithm with needed results. Code is refactored with meld tool. Constants starts with a capital letter, ends with the value type (i.e. MSec) and use […]