Kibbles & Bytes Blog

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  • Terminal Tidbits: LS Command

    One of the most handy commands to use in terminal for navigation in the terminal is the LS command. The LS command will list all files and folders in your present working directory. The syntax works something like this:

    **ls:** displays contents in list view of folder

    **ls -l:** displays contents in list view of folder

    **ls -a:** displays all content of folder even hidden ones

    There are other terminal commands to know when surfing the file system:

    **pwd:** displays present working directory, think of it as a “you are here” in terminal

    **cd:** change directory

    With the above commands you can surf the terminal and learn a lot about your filesystem and do it safely.

  • VPNs and You!

    History books of the future will refer to the mid-90s to early 2000s as the golden age of the internet. Why do they they think that? Well for starters, before I sat down to write this I googled “how to write a good tech article” and over 6 million results were found. Truly a marvelous time! However, it seems these days there is always something in the news about a hacking scandal or somebody getting their identity stolen, a bank account hacked, etc. With how open and cavalier some folks can be with their online activity and digital footprint, it’s no surprise there are so many instances of privacy crimes and security breaches taking place over the internet.

    If you’re like me, you probably enjoy being able to venture freely across the digital serengeti that is the inter-webs, all the while remaining protected and anonymous to anyone who may be lurking in binary-coded shadows.

    So how can you stay protected?

    The answer is VPN. VPN stands for Virtual Private Network and it is many things, but above all else, it provides safe and anonymous access to the Internet. When you are connected to your wifi through a dedicated VPN, all of your traffic and activity becomes encrypted and impossible to be read and understood, essentially “scrambling” your IP address and redirecting its “origin” elsewhere, thus granting you total anonymity to anyone who may be looking. Thus, even if your communication is eavesdropped by malicious persons, they would be unable to decipher what site you are connecting to or what information you are exchanging. Acquiring a VPN is just as easy as a few clicks. I personally use Private Internet Access (PIA), which requires a monthly or yearly subscription to use the VPN service. Now, as far as setup goes, think of a VPN as just another application. It requires a download, a brief registration process, and that’s it! Once it’s downloaded and you’ve registered with the service, open it up and start surfing freely and privately. Keep in mind, a true, dedicated VPN runs in the background on your computer and is non-invasive, thus you shouldn’t even notice it doing its job. Remember this if you are setting out on the hunt for a reliable VPN service. Most importantly, do the research! There are dozens upon dozens of VPN services out there, free and subscription based, so take the time to make sure the one you go with is suited to your needs and desires. 

    If you’re the type of individual who doesn’t do much online business and/or banking, you may have no need for a VPN, but of course it never hurts to add that extra level of security and peace of mind!

  • Data: The World's Most Valuable Resource?

    Since the start of the internet age, we humans, along with the technology we use everyday generate an enormous amount of data every day–upwards of 3 exabytes every day in 2017. That’s 250,000 libraries of congress. Internet-enabled devices, including smartphones, have been or are becoming universally adopted and are essential to life “**even in the developing world**”:http://america.aljazeera.com/articles/2013/11/22/africa-on-the-vergeofinternetboom.html . EMC estimates worldwide data generation in 2020 to be “**44 zettabytes**”:https://www.emc.com/leadership/digital-universe/2014iview/executive-summary.htm, or 44 trillion gigabytes.

    Because the conveniences provided by this ubiquitous data access, internet services such as Facebook, Twitter and Google have become a staple of our day to day lives. We’ve become accustomed to accessing all of this for free rather than paying for it. It isn’t really free though; we’re paying for these services with our data. In return for offering these services to us, these companies get to use the data they collect, which they may choose to sell or tailor their own marketing in order to get us to spend our money.

    7 years ago at a tech conference panel, Google’s CEO “**announced**”:https://www.theatlantic.com/technology/archive/2010/07/quote-of-the-day-google-ceo-compares-data-across-millennia/344989/ that, “Every two days now we create as much information as we did from the dawn of man up until 2003.” That’s a staggering statistic, and one that Google has clearly taken to heart. Google’s holding company, Alphabet, is in the business of acquiring smaller companies and integrating them into its vast network. What’s even more ironic is that Google can use the very data it collects to predict which companies to target for assimilation.

    All of this leads to what we call “big data”. Conclusions drawn from this data are not like normal statistical analysis. While it’s true that big data is about prediction, it’s about prediction from a different angle. Because of the depth, variety and scope of the data we create, corporations from every single industry on the planet can use that data to make predictions about nearly anything. Consumer buying habits, oil futures, voting results, airline tickets and even tracking earthquakes and the spread of viruses like bird flu.

    Since the range of data is so wide and it can be used by whoever chooses to purchase it. All data is valuable to someone. In 2014, the Federal Trade Commission “**conducted a study**”:https://www.ftc.gov/news-events/press-releases/2014/05/ftc-recommends-congress-require-data-broker-industry-be-more of some of the world’s biggest data brokers and observed that they had data on 1.4 billion online transactions and had that data broken into 700 billion data elements. Those elements can include things like your gender, income level, what kind of car you drive, all the way down to your favorite color and how often you floss your teeth.

    Online privacy isn’t about the big things like how much you share on Facebook, what you buy on Amazon or which political candidate you choose to retweet. Even the tiniest data points are being amalgamated and forming an profile of data that you have no, or at least very little, control over.

    This isn’t all bad though. Parts can actually be useful. Those multi-zettabytes of data and the over 640 million websites on the internet would be so vast and useless on their own. This data allows the information you want to be filtered down to you. Allergic to shellfish? Well, you probably won’t be seeing the advertisement for the new seafood restaurant near your vacation spot and the thief who got ahold of your credit card won’t be able to order those new $400 sneakers because your closet full of sensible pumps suggests that would be very unlike you.

    We live in an age of data and like it or not, it’s not going away. It’s also worth noting that a lot of data that we generate as a species is repetitive or simply junk and/or dog memes so take the above statistics with a grain of salt.

  • It’s hard to believe that May is already half over! I’m a life-long Vermonter and I always feel indifferent about winter, but this spring is proving that a good solid winter of steady snowfall is just what Mother Nature needed. Last year we didn’t get much snow and I’m not sure it was as rainy in the spring which I feel made for a delay in the mountains and fields returning to life. Increased snow melt and plenty of rainy spring days has lead to intense greens and colorful flowers popping up daily. It was nice for once to mow my lawn without having to dodge raindrops last night and there have been just enough dry days this spring to allow for several springtime projects to hit completion before the busy summer hits. I’m looking forward to the upper 80 degree temperatures later this week.

    Besides being graced with some beautiful spring weather and temperatures this week we’ve also had some incredible news around the Small Dog offices. We’re now an Apple Premier Partner! This means in addition to being able to sell additional Apple accessories like the Watch, we’ve also had our annual service contract renewal which, combined with our Premier Partner status, means we now have some increased service offerings. We can now provide warranty service for Beats headphones, Apple TV and iOS devices like the iPad. The service team has been hard at work this week to make sure everyone is familiar with our new warranty offerings and how to service these products. The weekly service e-mail and meeting was abuzz with new information and excitement!

    Thank you for reading!

    Emily Dolloff
    “emily@smalldog.com”:mailto:emily@smalldog.com

  • Terminal Tidbits

    Disk Usage Command There might be a time when you need to know how much space is available on your hard drive and…

  • I am heading off to see my granddaughter, Gracie, play softball this afternoon. It is one of the many benefits of being back in Vermont. We will be doing a lot of unpacking this weekend and hauling clothes and stuff up the stairs. I sure have a lot of winter clothes!

    We are so excited about becoming Apple Premier Partners. Emily is working on a big list of stuff we have to change like signs, web site, business cards, etc. We are putting all the Apple Watch parts in and will have those in our stores soon, too!

    Thank you so much for reading this issue of Kibbles & Bytes and Happy Mother’s Day!

    Your Kibbles & Bytes Team,

    _Don, Emily and Hadley_

  • Electrical Networks

    Usually each week something happens that spurs me to think of an interesting article to write for you here about electricity or electrical engineering. Sadly I was struck by no such inspiration this week, so I have something a bit different.

    I went to college for a B.S. in Computer Science. The school I went to wasn’t an engineering school at all, so it lacked many science courses and departments. There was no electrical engineering department or course when I started there. Even the computer science department had weirdly forked off of the mathematics department some 20-25 years prior. There was barely a physics department when I started there. However, by the time I was a senior, they had started ramping up their STEM offerings and were trying out a one-time electrical engineering course with a new professor.

    The biggest thing I remember about the course is that I should have taken it pass-fail. It wasn’t required for my major, and it was extremely hard. Being a new course they hadn’t really yet flushed out the difficulty level yet. Fortunately it didn’t knock me down too hard, and I learned some very interesting things while taking it.

    One of the most interesting things I learned about was electrical network design. I would’ve actually liked to learn more about this, but the course was still under development, so I only got a small taste. In electrical network design, you learn about several laws and theorems.

    The most basic way I can start to introduce the concept of electrical networks (circuits) to regular non-scientific people is by discussing two of the most basic layouts: series and parallel. Think about driving down a road. Say the road is just straight one-way road, with no side streets, no traffic lights, no stop signs…nothing. This is like a short circuit. You will be able to drive down the road unimpeded. Now imagine that the road has a series of traffic lights on it and you get a red light every time. To get down the entire road now, you’re going to have to pause at each light. You have no choice. The traffic lights on this road could be said to be in series with each other.

    Now imagine that just before each light, there is a pull-off that takes you onto another road, parallel to the one you’re on. If you approach the light, and notice that it’s red, you can just pull onto the other road and continue on your way, basically unimpeded. The road that is parallel to the original road may also have lights on it, and you may or may not be able to avoid them as well by switching onto successive parallel roads. The traffic lights in this configuration are said to be in parallel. Assuming you want to get where you’re going as fast as possible, you’ll always choose to pull onto the parallel road if the light is red. You’re taking the “path of least resistance”. Electricity does the same thing.

    Maybe you’re already one step ahead of me here, but there can even be parallel and series configurations on the exact same road network. Say you avoid one light by switching to the parallel road, but then you hit a series of two lights with no choice to switch to a parallel road. However, you’re able to see those two lights in advance, and you know if you stay on the main road, you’ll only need to go through one, so that’s what you do. Just like electricity, you will always take the path of least resistance.

    Remember those old light strings where if one bulb burned out, the whole string wouldn’t work? That’s because the lights were wired in series. If you think about our road analogy, this would be the equivalent of a light that just always stays red. It wouldn’t matter if lights further down the road all turned green, you wouldn’t be able to move at all. Newer light strings connect the bulbs to the power in parallel, so if one bulb fails, the electricity can still get to all the other bulbs. On our road, you’d see that the red light wasn’t changing at all, but you’d be able to switch to the parallel road and continue on your way.

    Of course, in actual electrical networks, series and parallel configurations are far more complex, but these two types of networks are the absolute bread and butter of any electrical system. I know this topic might not have been as exciting as others, but hopefully it was interesting nonetheless. I can’t always tell what will be interesting because what seems like a simple given to me might be very interesting to people who’ve never studied these things.

  • Shhhh! Control Notifications on your iPhone

    If I don’t put my iPhone face down on my nightstand it is constantly coming on with notifications. I like notifications but do I really want to know if my sprinkler went on like it is supposed to every night at 2AM? With sports scores, news and all my HomeKit stuff I get a LOT of notifications and I can see where some people might find that annoying.

    Is every app on your iPhone or iPad constantly nagging you with notifications? It’s like a three-year-old saying “Look at me!” every few minutes, but on the plus side, a little work in the Settings app can quiet your device. And it won’t whine about being sent to a time-out.

    To get started, go to Settings > Notifications and check out the list of apps. Every app that can provide notifications appears here, so it might be a long list. Under the app’s name is a summary of what notifications it can present. That isn’t to say it will abuse that right to show you notifications–every app is different in how chatty it is. Tap an app in the list to see its notification settings.

    There are six notification settings available to apps, but not every app will avail itself of all of them. Here’s what these settings do:

    **Allow Notifications:** This is the big Frankenstein switch. Turn it off if you never, ever, under any circumstances, want to get a notification from the app.

    **Show in Notification Center:** If you swipe down from the top of the screen on an iOS device, you’ll reveal Notification Center, which collects notifications from all apps in one place. It’s a handy spot to review banner notifications you couldn’t read in time, or notifications that you never saw originally. Turn this switch off if you don’t want the app’s notifications to appear in Notification Center. In general, it’s best to leave it on.

    **Sounds:** Those who dislike being interrupted by inscrutable noises from their pockets or purses should disable sounds. If you really don’t like sounds coming from your iPhone, turn off the ringer switch on the side.

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    **Badge App Icon:** Many apps, including Mail, Reminders, and Calendar, can tell you how many unread messages, overdue events, or other waiting items they contain. They do this by putting a red number badge on the app’s icon. If you don’t find that number useful–knowing that you have 13,862 unread email messages isn’t exactly calming–you can turn off the badge for the app.

    **Show on Lock Screen:** Only important notifications should appear on your Lock screen, so you can see what’s happening at a glance. If you have a recipe app that likes to tell you about every new recipe, you might want to disable this option to prevent it from cluttering your Lock screen with trivialities.

    **Alert Style When Unlocked**: The last option is the notification style the app will use when you’re actively using the device. You have three choices here: None, Banners, and Alerts. Select None if you don’t want to be bothered while you’re working on the device. Banners and alerts are similar, but banners slide down from the top of the screen, pause briefly, and then slide back up, whereas alerts stick around until you dismiss them. In general, use banners for most things, and restrict alerts to only the most important apps.

    You don’t need to sit down and go through every app in the Notifications screen. Instead, just let apps do what they want by default, and take side trips to Settings > Notifications whenever an app starts to annoy you with the frequency, location, or type of notifications.

  • Back To The Roots

    We are living in a century unlike any other. There are countless examples of modern tech that have reimagined and rebuilt the way…