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If you’re working with a PostgreSQL database, keeping tabs on active queries is a must to keep things running smoothly. Let it slide, and you could end up with sluggish performance—or even a database that stops working altogether. The upside? PostgreSQL has built-in features to help you stay on top of what’s happening. This guide … Read more
This article will show you how to determine when your database tables were last vacuumed, auto-vacuumed, analyzed, and auto-analyzed on a PostgresSQL database. Performing these operations are critical in keeping the database optimized and performant. What is the purpose of PostgreSQL Vacuum? PostgreSQL’s “VACUUM” is a maintenance operation designed to reclaim storage occupied by expired … Read more
If you recently upgraded from Windows XP to Windows 7, you may be wondering where the Run… option in the Start menu went. I use this option in XP regularly to quickly launch programs like Notepad and the Command Prompt, so it was annoying when I tried doing this in Windows 7 only to find … Read more
This article will show you how to add a network printer on a Ubuntu 9.10 system. Let’s go ahead and get started… Navigate to System –> Administration –> Printing Then choose Server –> New –> Printer from the Printer configuration window The New Printer wizard will be displayed. Here you can add either local or … Read more
This article will show you how to add the “Show Desktop” icon that is present in Windows XP and Vista, to the Windows 7 taskbar. Windows 7 got rid of this icon and replaced it with a Aero Peek/Show Desktop button on the bottom right corner of the screen, near the System Tray. Many users, … Read more
Linux is a highly efficient and flexible operating system, but there are times when processes can misbehave, slow down the system, or consume excessive resources. In such cases, it may be necessary to terminate one, multiple, or even all processes. This guide provides a detailed explanation of how to kill all processes in Linux using … Read more
If you’re running Ubuntu 9.10 and want to tweak your display settings, adjusting the screen resolution is a quick fix. Whether you’re trying to match your monitor’s native resolution or just make things look sharper, Ubuntu 9.10 has tools to help you get it done. Let’s walk through the steps to change the screen resolution, … Read more
Aero Snap, introduced with Windows 7, is a feature designed to improve multitasking by allowing users to quickly resize and arrange windows by dragging them to the edges of the screen. While this can be a productivity booster for many, some users find it disruptive or unnecessary. If you’re among those who prefer a traditional … Read more
If you love reading Kindle books but don’t own a Kindle device, don’t worry! You can access your Kindle library on your PC without spending a dime. Whether you want to enjoy a novel, a textbook, or a technical guide, Amazon offers several free options to make reading easy and accessible. Here’s how you can … Read more
Overscan can be a frustrating issue for Windows 10 users, causing portions of the screen to appear cut off or distorted. It’s especially common when connecting your computer to a TV or using older monitors. Thankfully, there are straightforward solutions to this problem. This guide walks you through what overscan is, its symptoms, causes, and—most … Read more
Adobe Photoshop, a household name in the realm of image editing, has been setting the standard for photo manipulation and digital artistry since its inception. Its unrivaled suite of features, coupled with a robust and flexible workspace, has made it a go-to choice for professionals across the graphic design, photography, and digital marketing industries. Photoshop’s … Read more
What Is the Snipping Tool? The Snipping Tool in Windows 7 is a handy built-in utility that lets you capture screenshots easily. Whether you’re creating a tutorial, troubleshooting a problem, or saving an image for future reference, this tool is a lifesaver. Unlike the traditional Print Screen method, the Snipping Tool allows you to grab … Read more
This article will show you are to disable UAC (User Access Controls) aka those pesky popup dialogs where you must enter your password in Ubuntu Linux! As many of you know, this feature was implemented in Windows Vista but went horribly wrong and is the reason it has been removed in Windows 7. Linux, which … Read more
Secure Shell (SSH) is a critical tool for Linux users, enabling secure remote access to servers and facilitating encrypted file transfers. Ubuntu, being one of the most popular Linux distributions, offers seamless compatibility with SSH. This guide will walk you through the steps to install, configure, and manage SSH on Ubuntu, ensuring secure and efficient … Read more
Opening and editing PSD files without Photoshop can be difficult, especially if you need layer support. A Photoshop Document (PSD file) is Adobe’s proprietary format that includes transparency, masks, and advanced graphic design elements. If you need to open or edit PSD files without Photoshop, several free tools allow you to do so. This guide … Read more
PHP and JavaScript work together to create interactive and dynamic websites. PHP runs on the server, handling data processing and generating HTML. JavaScript runs in the browser, handling user interactions and real-time updates. While PHP can’t call JavaScript functions directly (since they work in different environments), it can generate JavaScript code that the browser will … Read more
This article will show you how to drop a constraint, such as a foreign key constraint, on a PostgresSQL database. There are several different types of constraints and we’ll show you examples of each. Sure, here are the same instructions with headers and sub-headers: Dropping a PRIMARY KEY Constraint in PostgreSQL To remove a primary … Read more
Comparing two files in Linux is a common task, especially when managing configurations or tracking code changes. Let’s explore some straightforward methods to help you spot differences between files. Using the diff Command The diff command is a staple for comparing files in Linux. It highlights line-by-line differences, making it easy to identify changes. Basic … Read more
This article will explain how to generate a MD5 Checksum on a file or list of files on Linux and how to validate a file against a known checksum. We’ll give you easy-to-follow examples as well as explanations. Let’s get started! What is a MD5 Checksum? The MD5 checksum is a widely used cryptographic hash … Read more
If you’ve never seen a .tar.bz2 file before, don’t worry—it’s just a compressed archive used on Linux and Unix-based systems to save space. A .tar.bz2 file is created in two steps—first, a .tar archive bundles multiple files, then bzip2 compresses it to save space. This format is commonly used in Linux and Unix systems for … Read more
If you’ve ever worked with VMware, you know how important the VMware Server Login process is for keeping your virtualized environment running smoothly. It’s not just about logging in; it’s about safeguarding your network, managing resources, and ensuring everything stays secure. Whether you’re running a few virtual machines or managing an entire data center, getting … Read more
Downloading torrents is a straightforward process once you understand the basics. uTorrent, one of the most popular torrent clients, makes it simple to grab your desired files while managing bandwidth and ensuring quick downloads. This guide will walk you through how to download torrent files using uTorrent. What You Need Before Getting Started To download … Read more
If you’re looking to move files quickly and efficiently between systems, setting up an FTP server for Linux is a solid option. FTP (File Transfer Protocol) is reliable, widely used, and pretty straightforward to get up and running on Linux. Whether you’re managing a personal server or handling company data, an FTP server is a … Read more
Appending data to files is a common task in Linux, whether you’re updating logs, adding configuration settings, or combining file contents. Linux provides several straightforward methods to append text or other data to an existing file. This guide will cover different tools and commands you can use for this purpose. Using the >> Operator for … Read more
Moving files securely between servers is essential for many applications. One of the safest and most efficient ways to do this in PHP is by using SCP, or Secure Copy Protocol. SCP transfers files over SSH, encrypting both the files and login credentials to prevent unauthorized access. This guide will show you how to use … Read more