Cost Function Search Results

How To: Create and use volumetric lighting in Cinema 4D

In this C4D user's guide, see how to create and employ volumetric lighting. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, and to get started using this trick in your own Cinema 4D projects, watch this 3D modeler's guide.

How To: Use variables and strings when programming in Python 2

In this clip, you'll learn the ins and outs of using variables and strings when writing code in Python 2. Whether you're new to the Python Software Foundation's popular general purpose programming language or a seasoned developer looking to better acquaint yourself with the features and functions of Python 2, you're sure to benefit from this free video programming lesson. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Split and join strings when programming in Python 3

In this clip, learn how to split and join strings when coding in Python 3. Whether you're new to the Python Software Foundation's popular general purpose programming language or a seasoned developer looking to better acquaint yourself with the new features and functions of Python 3.0, you're sure to benefit from this free video programming lesson. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Create and use objects when programming in Python 3

In this clip, learn how to generate and employ objects when coding in Python 3. Whether you're new to the Python Software Foundation's popular general purpose programming language or a seasoned developer looking to better acquaint yourself with the new features and functions of Python 3.0, you're sure to benefit from this free video programming lesson. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Handle errors with exceptions when programming in Python 3

In this clip, learn how to use exceptions to handle errors when programming in Python 3. Whether you're new to the Python Software Foundation's popular general purpose programming language or a seasoned developer looking to better acquaint yourself with the new features and functions of Python 3.0, you're sure to benefit from this free video programming lesson. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Write a simple "Hello, World" program in Python 3

In this clip, you'll see what it takes to write a "Hello, World" app in Python 3. Whether you're new to the Python Software Foundation's popular general purpose programming language or a seasoned developer looking to better acquaint yourself with the new features and functions of Python 3.0, you're sure to benefit from this free video programming lesson. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Create simple animation loops in Adobe Flash Professional CS5

Has looping got you thrown for a loop? See how it's done with this clip. Whether you're new to Adobe's popular Flash-development platform or a seasoned web developer 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, and to get started making your own Flash-based twinkling starscapes, watch this video guide.

How To: Calculate the difference between two dates in Microsoft Excel 2010

Learn how to find the difference between two dates with MS Excel 2010's DATEDIF function. Whether you're new to Microsoft's popular digital spreadsheet application or a seasoned business professional just looking to better acquaint yourself with the Excel 2010 workflow, you're sure to be well served by this video tutorial. For more information, including step-by-step instructions, take a look.

How To: Use sub polygon displacement in MAXON Cinema 4D

In this C4D user's guide, you'll learn how to use sub polygon displacement in your projects. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, including complete instructions, watch this 3D modeler's guide.

How To: Adjust irradiance cache settings in MAXON Cinema 4D

Learn how saving an irradiance cache can save time on rendering in this C4D-user's guide. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, including complete instructions, watch this 3D modeler's guide.

How To: Use Slide and SlideToggle() Effects in jQuery

The slide effect is a popular feature of many websites that allows information to cascade out from an item on a page and the rest of the page to adjust accordingly. This effect is created using the SlideToggle() function in jQuery, the popular Javascript library. This video will teach you how to use it to make your website much easier for your users to access.

How To: Create Transformers-style movie titles in Cinema 4D

This video presents a simple setup for imitating the Transformers title text effect in Cinema 4D using Explosion FX. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, including detailed, step-by-step instructions, watch this 3D modeler's guide.

How To: Create Sherlock Holmes-style movie titles in Cinema 4D

Want to recreate the look of the titles used in Guy Ritchie's 2009 adaptation of Sherlock Holmes? See how it's done with this Cinema 4D lesson. Whether you're new to MAXON's popular 3D modeling application or are just looking to get better acquainted with Cinema 4D and its various features and functions, you're sure to enjoy this free video software tutorial. For more information, including detailed, step-by-step instructions, watch this 3D modeler's guide.

How To: Create a 3D box icon in Illustrator CS4

Create a vector three-dimensional box icon in Adobe Illustrator CS4. Whether you're new to Adobe's popular vector graphics editor program or a seasoned graphic arts professional looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this designer's guide.

How To: Draw fire and flames in Adobe Illustrator CS4

See how to create a vector flaming box in Adobe Illustrator CS4. Whether you're new to Adobe's popular vector graphics editor program or a seasoned graphic arts professional looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this designer's guide.

How To: Create a vector leather texture in Adobe Illustrator

See how to create a vector-based leather texture from scratch when working in Adobe Illustrator CS4. Whether you're new to Adobe's popular vector graphics editor program or a seasoned graphic arts professional looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this designer's guide.

How To: Make a Harry Potter-style logo in Adobe Photoshop CS4

You don't need to be a Photoshop wizard to create Harry Potter-style text. Whether you're new to Adobe's popular graphic editing program or a seasoned design professional looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, and to get started creating Harry Potter-style logos yourself, watch this designer's guide.

How To: Animate growing vines in Adobe Flash CS4

See how to create a trendy growing vine animation when working in Adobe Flash CS4. Whether you're new to Adobe's popular Flash-development platform or a seasoned web developer looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this Flash developer's guide.

How To: Create a "slide to open" iPhone effect in Flash CS4

See how to create an iPhone-style slide-to-open effect in Adobe Flash CS4. Whether you're new to Adobe's popular Flash-development platform or a seasoned web developer looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this Flash developer's guide.

How To: Create an ActionScript drop-down menu in Flash CS4

See how to create dynamic drop-down menus when working in Adobe Flash CS4. Whether you're new to Adobe's popular Flash-development platform or a seasoned web developer looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this Flash developer's guide.

How To: Animate slide-out info panels with AS3 and Flash CS4

See how to create roll-over panels using Adobe Flash CS4 and a little bit of ActionScript 3. Whether you're new to Adobe's popular Flash-development platform or a seasoned web developer looking to better acquaint yourself with the new features and functions of this particular iteration of the application, you're sure to benefit from this free software tutorial. For more information, watch this Flash developer's guide.

How To: Tween with ActionScript 3.0 in Flash CS4

In this advanced level tutorial, learn how to tween with Actionscript 3.0 in Flash CS4. This video starts out slow with a simple fade-in animation and later gets more complex. Subjects covered in this tutorial include: Tween class, creating tweens, timers, timer events, tween events, using event listeners, functions, and more.

How To: Use Adobe Camera Raw in Photoshop

If you're thinking about venturing into the world of using Camera Raw in Photoshop, you've come to the right place. The camera raw function in Adobe Photoshop provides easy access to raw image formats produced by many digital cameras. In this video, learn all about how to get started using the Camera Raw Utility plug-in for Adobe Photoshop.

How To: Use tritone chord substitutions in jazz guitar

This free video guitar lesson discusses tritone chord substitution. In short, when a dominant 7th chord is functioning, it can be substituted by a dominant chord that is a tritone or augmented fourth away from its root. For more information, and to get started playing tritone chord substitutions on your own guitar, watch helpful jazz tutorial.

How To: Make a multitouch table computer pad

Multi-touch input has been spreading throughout a huge variety of devices, from phones to all-in-one PCs. However, most multitouch (table) displays that can function with your computer tend to be fairly expensive, so with this project we're going to make our own display, that can run on any operating system, and reuses some useless everyday materials.

How To: Make USB air conditioning

Wondering how to most effectively combine ice cubes and a simple USB-powered computer fan into a fully functioning air conditioning system? In this video tutorial, you'll learn how to hack a coffee can and USB-powered fan into a simple, but effective, air conditioning unit. For detailed instructions on hacking together your own tin-can AC unit, watch this über-short how-to.

How To: Identify the constraints & function to be optimized

In this tutorial, we learn how to identify the constraints & function to be optimized. When you are asked for the elements of constraints, you are being asked for the plain English version. If you are told you only have so much of something inside of a written problem, then take into account all of the limits that are listed. Once you have these, write them down so you have them in one place. After this, write down the number for the unrestricted part of the problem. After this, you will be a...

How To: Look up and return two values to one cell in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 702nd installment in their series of digital spreadsheet magic tricks, you'll learn how to look up two values at once and return then both to one cell using 2 VLOOKUP functions and concatenation (Ampersand &) or two cells using a single VLOOKUP and the COLUMNS function.

How To: Do look-up addition with VLOOKUP & HLOOKUP in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 684th installment in their series of digital spreadsheet magic tricks, you'll learn how to do single-condition lookup adding for both the VLOOKUP and HLOOKUP functions. You'll also learn how to use an array constant in the row/column num argument for the HLOOKUP and VLOOKUP functions.

How To: Create a dynamic frequency table & chart in MS Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 636th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a dynamic frequency table and histogram chart using defined name formulas for dynamic ranges that use the INDEX function. See other formulas that use the COUNTIF, IF and ROWS functions that help to make it fully dynamic....

How To: Overcome social anxiety

Learn to take back control if social anxiety is getting in the way of your life. The first step is to take control of conversations at social functions by asking questions. This will help you to direct the conversation more and not feel like you have no control. Next, learn to always have an exit plan for any social function you might attend. Planning an exit strategy beforehand will help you to relax. Finally, be kind and loving to yourself. Don't beat yourself up and take the time to be mor...

How To: Solve word problems involving domain and range

See how to find the domain and range of a function implied by a word problem with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutor...

How To: Use the NETWORKINGDAYS.INT function in MS Excel 2010

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun and Mr. Excel, the 23rd installment in their joint series of digital spreadsheet magic tricks, you'll learn how to use the NETWORKINGDAYS.INT, RANK.AVE, PERCENTILE.EXC, CONFIDENCE.T, T.DIST, T.DIST.RT and T.DIST.2T functions in MS Excel.

How To: Work with Microsoft Excel's LOOKUP function

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 42nd installment in his "Highline Excel Class" series of free video Excel lessons, you'll learn ten tricks involving the LOOKUP function:

How To: Create a savings plan with Excel's FV & PMT functions

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 22nd installment in his "Highline Excel Class" series of free video Excel lessons, you'll see a lifetime savings plan using the FV and PMT functions and other formulas. See how to calculate how much you will have at retirement from a basic savings plan. Then see ...