Data Management Search Results

How To: Factory Reset Your Android the Right Way

Whether you're performing a factory reset to get your device ready for sale or trade-in, or you're wiping your device in the hopes of fixing software issues, there's a right way and a wrong way to go about it. Sure, it seems like a simple task on the surface, but if you're not careful, you could end up wasting a lot of time or losing precious data.

Guide: Wi-Fi Cards and Chipsets

Greetings aspiring hackers. I have observed an increasing number of questions, both here on Null-Byte and on other forums, regarding the decision of which USB wireless network adapter to pick from when performing Wi-Fi hacks. So in today's guide I will be tackling this dilemma. First I will explain the ideal requirements, then I will cover chipsets, and lastly I will talk about examples of wireless cards and my personal recommendations. Without further ado, let's cut to the chase.

How To: Enable Free WiFi Tethering on Android Marshmallow

Starting in Android 4.3, Google added some code to AOSP that tagged your internet traffic when you were running a mobile hotspot, which made it incredibly easy for carriers to block tethering if you didn't have it included in your plan. But as of Android 6.0, this "tether_dun_required" tag has been removed, which means you no longer have to edit a database file to get tethering up and running.

Hacker Hurdles: DEP & ASLR

This is the first installment in a new series that I am calling "Hacker Hurdles." These are things, methods, techniques that make our job as hackers more challenging and difficult. Don't misunderstand me, these items don't make our task impossible, but rather more challenging and, therefore, more gratifying when we are successful. One of the most important new hurdles for hackers is DEP and ASLR. Data Execution Prevention (DEP) and Address Space Layout Randomization (ASLR) are designed to pre...

How To: Have Proper Risk Managment When Trading

This video is teaching you how to have proper Risk Management when trading. Not managing your risk will eventually kill your capital, whether you are trading stocks, forex, futures or indices. After explaining the concepts instructions are provided for you to adopt the principles mentioned.

How To: Create a login form using MS Access 2007

If you want to password restrict some of your data, or just want to know who is doing what in Microsoft Access 2007, you will want to set up a login form for MS Access 2007. This is an easy procedure, and you can create one yourself with just a basic understanding of the structure for MS Access. Watch this video, and Uncle Gizmo will show you how to do a login form and several other forms for MS Access.

How To: Use the List & DropDownList controls in Flash Builder

Need a introduction to the List and DropDownList Flash Builder data-aware controls within Adobe Flash Builder 4? This clip will show you what to do. Whether you're new to Adobe's popular Flash IDE (previously titled Adobe Flex Builder) or simply wish to become better acquainted with the program, you're sure to find benefit in this free video software tutorial. For more information, including specific, step-by-step instructions, take a look.

How To: Allow only Monday dates in a 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 593rd installment in their series of digital spreadsheet magic tricks, you'll learn how to add data validation to allow only Monday dates in a cell using the custom option and the WEEKDAY function.

How To: Calculate a standard (z) score in Microsoft Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 45th installment in his "Excel Statistics" series of free video lessons, you'll learn how to see how to calculate a z-score.

How To: Calculate geometric average in Excel with GEOMEAN

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 35.2nd installment in his "Excel Statistics" series of free video lessons, you'll learn how to use Excel's GEOMEAN function to find geometric mean.

How To: Find range and interquartile range in Microsoft Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 40th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate range & interquartile range for variability using the MAX, MIN, QUARTILE functions.

How To: Create confidence intervals for proportions in Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 86th installment in his "Excel Statistics" series of free video lessons, you'll learn how to construct confidence intervals for proportions using NORMSINV function and other formulas.

How To: Find the sample size for confidence intervals in Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 87th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate sample size (n) for confidence intervals.

How To: Group categories in an Excel frequency distribution

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 19th installment in his "Excel Statistics" series of free video lessons, you'll learn how to group categories in a frequency distribution with a formula (2 COUNTIF) and the pivot table (PivotTable) grouping fea...

How To: Calculate weighted & geometric mean in Microsoft Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 35th installment in his "Excel Statistics" series of free video lessons, you'll learn how to calculate weighted and geometric means and see how to use the GEOMEAN function.

How To: Use the MEAN, PERCENTILE & RANK functions in MS Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 33rd installment in his "Excel Statistics" series of free video lessons, you'll learn how to use the AVEARGE, MEDIAN, MODE, PERCENTILE, QUARTILE and PERCENTILERANK functions to measure location.

How To: Create a percentage frequency table in Microsoft Excel

If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's ExcelsFun, the 4th installment in his "Excel Statistics" series of free video lessons, you'll learn how to create a frequency table and percentage frequency table using a Pivot Table (PivotTable).