Electrolytes are solutions containing ions usually found in sports drinks that help maintain proper hydration during extreme physical activity. A balance of electrolytes is important for the normal functioning of the cells and organs of our body. The most popular electrolytes are sodium, potassium, chloride and bicarbonate. Try these tips for buying foods rich in electrolytes in this nutrition how-to video.
While we personally like to learn a new software program by playing around with its buttons and various functions, sometimes it's a nice primer to actually read the instruction manual. And when it comes to video editing, knowing the particularities of each and every function is crucial to producing professional-quality results.
For SQL injection, the next step after performing reconnaissance and gathering information about a database is launching an attack. But something seems off .. in the real world, it's usually not quite as simple as passing in a few fragments of SQL code to an input field and seeing all that glorious data displayed right in the browser. This is when more advanced techniques are needed.
While attempting to hack a web app, there may come a point where the attacker may have to escape the default directory in order to access unauthorized files. This is known as a directory traversal attack. Much as the name implies, this attack involved traversing the servers directories. But in order to move to an unauthorized directory, we need to know where those directories are. Today we'll be building a tool to brute force these directory locations based on HTTP response codes. Before we g...
OK, In my last Tutorial we made a Server for sending Instructions to a Client. This time we will build the Client. Fire up your favourite Python environment and get the Code here.
Hi I am a new member of null byte(although I am reading this website from the beginning) and this is going to be my first post.
Hi everyone! After messing around a little bit with IDA and Hopper disassemblers and briefly introducing you to memory, registers and Assembly, we are going to understand what happens when a process is running, which variables join the play and especially what happens when a function is called and why is this procedure-logic so interesting and useful along with the concept of stack.
Given a function, you can easily find the slope of a tangent line using Microsoft Excel to do the dirty work. That is to say, you can input your x-value, create a couple of formulas, and have Excel calculate the secant value of the tangent slope. This is a fantastic tool for Stewart Calculus sections 2.1 and 2.2.
In this video the teacher shows us how to use a TI-84 plus graphing calculator to graph a function, adjust the view window, and determine the values of several types of critical points on the graph such as x-intercept, y-intercept, local maximums, and local minimums. After entering the function in the Y= editor she presses the ZOOM button and selects Z-Standard this adjusts the view window to a range of -10 to 10 on both axis. To find each of the critical points requested the teacher uses the...
The video demonstrates the way of calculating the interest rates for payday loans using MS Excel. The person presenting the video has got his MS Excel sheet with all the formulas and data ready. He first starts with the nominal & effect & future value tab. He gives us an example where you give the lenders a check of $250 that has a date 25 days in future and get $200 loan today. Now he teaches us hot to calculate APR and EAR. HE has got the data ready there, the period of the loan which is 25...
On Yay Math, Robert Ahdoot, founder of Yay Math, will show you some square root functions and some inequalities. He begins with the problem y=x². Then he makes a sketch with two intersecting lines in a t shape. The problem is illustrated by a curved U shape, the U's bottom resting on the horizontal bar, which represents x, while the center takes the vertical line. The vertical bar represents y. This U is directed up because the x² is a positive number. If the number were negative, the U would...
Now that we're feeling the full force of Jack Frost's chill, scarves are the perfect fashion accessory, balancing that fine line between function (keeping our necks warm and toasty) and form (since they're oh so cute). Check out this fashion styling video by Michelle Phan to learn seven different ways to work your neck wrap.
This tutorial uses a title screen from the Kick Ass trailer as its inspiration. Learn how many of the tools, functions and processes work within Adobe After Effects by completing this tutorial. You'll be an AE master by the time you're done.
Wait, a query within a query? This function is possible within the framework of MySQL. Learn how to correctly implement a subquery or sub select in your next database project and avoid a couple perils that will make your program unstable.
Learn the fundamentals of position tracking in After Effects in this informative 5 minute tutorial from Patrick Carter. This video lesson involves attaching a text object to a moving cowboy on screen to demonstrate the basic transform tracking function.
It took all the way until firmware version 4.2 for Apple to add a function to the iPhone that's been present on other phones for years: the ability to set custom ringtones / sounds for text messages from different contacts. This video will show you how quick and easy it is to set this up on the new firmware.
A remote control for a camera? Why not! You won't have to worry about racing the timer function any more! Build a remote control for your digital camera that will take the picture whenever you want. The range is as far as two miles!
In this video tutorial, we learn how to create custom actions to automate repetetive tasks within Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to get started using HDR (or high dynamic range) toning in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to to use the Auto-Blend Layers tool in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to use the Auto-Align Layers command in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to use the high-pass sharpening tool in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to create and use custom paint brushes in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to use and work with Smart Filters within Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to copy and paste vector graphics (from Illustrator or elsewhere) within Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to create two separate exposures for the same image with Camera Raw when retouching a digital photograph in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to use and work with the various layer blend modes available Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to use the Pen tool and Paths panel in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to paint or draw on top of a digital photograph in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this video tutorial, we learn how to bring out color and enhance tone when retouching a sports photograph in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this clip, you'll learn how to use the Web document profile when working in Adobe Illustrator CS5. Whether you're new to Adobe's popular vector graphics editor or a seasoned graphic arts professional interested in better acquainting yourself with the new features and functions of Illustrator CS5, you're sure to benefit from this free software tutorial. For more information, and to get started using this trick in your own Illustrator projects, watch this video guide.
In this clip, you'll learn how to use the Pixel Preview feature when working in Adobe Illustrator CS5. Whether you're new to Adobe's popular vector graphics editor or a seasoned graphic arts professional interested in better acquainting yourself with the new features and functions of Illustrator CS5, you're sure to benefit from this free software tutorial. For more information, and to get started using this trick in your own Illustrator projects, watch this video guide.
In this clip, you'll learn how to fix details and remove wrinkles when retouching a fashion photo Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
In this clip, you'll learn how to clean up a background when retouching a digital photograph in Adobe Photoshop CS5. Whether you're new to Adobe's popular raster graphics editor or a seasoned designer looking to better acquaint yourself with the new features and functions of the latest iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this video guide.
The iPhone supports conference calling capabilities with up to six people. You can even transition from a single-person call to a conference call, or transition from call to call. This tutorial shows you how to make the most of your multi-line call functions in your iPhone.
Have multiple animations going at the same time in your Flash project! This tutorial shows you how to use the scene editor, timeline and other functions in Adobe Flash CS4 and Swift 3D to make multiple animations run concurrently in a single project.
The Unreal Development Kit contains tools and functions which can be of great use to someone interested in developing games with Papervision 3D. This tutorial shows you how to build a transporter using the UDK and then work with it in your Papervision project.
Using an animated movie strip as an example, this tutorial for Blender shows you how to properly animate textures. You can achieve this effect by making use of the offset parameter function within Blender, and this tutorial demonstrates how.
Turn a photograph of a regular person into an image of everyone's favorite muscular green psychopath! Using the hue slider, saturation tool and the Iwarp function, you can distort your picture in GIMP to make it look like a picture of Hulk instead.
SketchUp is a free 3-D model you can download from the Google website. This tutorial introduces new users to the basic tools, features and functions in order to get started using SketchUp. This also explains a few concepts useful for 3-D modelers.
