Difficult Aspects Search Results

How to Train Your Python: Part 3, Basic String Manipulation

Last time in how to train you python, we covered the basics of variables and output. While we were covering variables, we talked briefly about strings. "String" is just a fancier way of saying "Word". A string is simply a set of characters encased in quotations, this lets python know that it is a word. Sometimes when we do things with strings we'll need to change them in order to do something. Python is case sensitive, for example "Null-Byte" is not the same as "null-byte". This is where mani...

Advice from a Real Hacker: How to Create Stronger Passwords

People who know that I am a professional hacker often ask me what they can do to make their computers and personal information safe from people like me. The answer, of course, is that nothing will make you completely safe, but there are a number of measures any computer user can take to reduce the chances of being a victim of a hacker.

How To: The Good Samaritan's Guide to Returning Lost Smartphones

Sometimes, doing the right thing is way more difficult than it should be, like trying to return a lost smartphone. Despite having the best intentions, it's often hard to track down the rightful owner, especially if the device is armed with a passcode. On the other hand, there are plenty of people who see an unattended iPhone or Samsung Galaxy S3 as a chance for profit. In 2011 alone, the number of lost and stolen cell phones in America was worth over 30 billion dollars. That's right, billion....

How To: Your Guide to Finding Free Creative Commons Images and Other Media Online

Creative Commons is awesome—really. If an image, video, or audio file is tagged with a CC license, that means you can use it as long as you give appropriate credit to the owner. For bloggers with no money for pricey stock media, it's a godsend. When you license your own media under CC, you can choose how you want it to be used by others and whether or not it can be used commercially.

How To: Clean the trackball on a BlackBerry Bold cell phone

This video instructs you on how to clean the trackball on the Blackberry Bold 9000. Begin by turning off your Blackberry and removing the battery. Using a torque T5 screwdriver, remove the 6 screws around the edge that hold on the cover. Remember that doing this will void your warranty. Once the cover is removed, use your screwdriver to lift off the circuit board. Be aware that the USB port can get stuck. If that happens just push the port down slightly and you should be able to remove the ci...

How To: Make roulade

Roulade is a pork loin that is rolled around or stuffed with a fruity nutty mixture. This dish is not difficult to make but will seem like it is. The mixture is rolled and tied off in the meat and then a simple and sweet basting sauce can be cooked up in minutes to make this dynamic meal.

How To: Use implicit differentiation

Taking this formula 9x²+y²=9 your instructor shows you how to find the solution for the variable y. Finding a second derivative is no more difficult that finding the first derivative, you only have to do the problem equation through twice. The derivative of 9x² will be 18, of y² will be 2y [this is the same as 2(y), 2 x y or 2 * y]. The problem now goes -18x + 2y dy/dx=0. This equation is solved for dy/dx making the next step in the problem go -18x 18x+2y dy/dx=0-18x, 2y dy/dx= -18x. The next...

How To: Make a miniature crossbow

This is an awesome mini cross bow that will really shoot. You just need some tape, a rubber band and a pen and you’ll be on your way to making this cool toy. It’s not very difficult and can be done in just a few minutes.

How To: Recycle candles

You're a committed environmentalist but you love your candles. What are you to do? Did you know that you can recycle your candles? There's bound to be stuff left over. Just watch this video and learn!

How To: Make the stepper motor driver for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.

How To: Prepare and cook vegetables

Chris Marconi sure loves vegetables! You'll enjoy watching him tell you everything you need to know about preparing and cooking veggies. He shows you how to choose, steam, blanch, rinse, and saute a variety of vegetables. He also goes over how to prep and cook asparagus which is a difficult veggie to work with.

How To: This Secret FaceTime Trick Lets You Zoom with Your iPhone's Camera

With Zoom and Google Meet, you can zoom in using your rear camera on a video call to focus on something far away or to get a closeup view. But in Messenger, Snapchat, WhatsApp, Skype, Instagram, and most other video chat apps, zoom functionality is disabled. And it may appear to be blocked in FaceTime too, but that's not the case — the feature is just hiding in plain sight.

How To: Use the Hidden Quick Scroll to Browse Emojis on Your iPhone Faster

When words aren't enough, emojis are there to help. Your iPhone has almost two thousand of them for you to communicate in a more lively manner or to express indifference, excitement, joy, and other emotional states. However, the more emojis that come out, the more difficult it is to find the one you want — unless you know your way around your keyboard.

How To: Stop Group FaceTime Tiles from Auto-Resizing & Moving When People Speak

When using Group FaceTime with more than a handful of people, all of those participants in one chat can be difficult to follow. That's why Apple automatically enlarges the tiles for people who are currently speaking, bringing them into the forefront. However, all of that zooming in and out can get pretty distracting, and now there's a way to disable it whenever you need to.

How To: 8 Ways Your Samsung Galaxy Phone Can Help You Be Productive When Working from Home

For those not used to it, working from home can be a difficult transition. Everything around you can be a distraction, and distance from your boss and coworkers means less pressure and incentive to get things done. So it's not surprising to see a major drop in productivity during a period of self-quarantine, but your phone can help you stay on track instead of sidetracking you.