tl;dr in tech by Joe Karlsson - Issue #17
tl;dr: “As a leader… if you spend all your time trying to stamp out fires, you’ll never be able to look ahead, strategize, or actually grow and evolve.” Lara walks us through the Eisenhower Matrix, which maps importance and urgency, and how that defines which tasks to delegate.
tl;dr: Ankit shows us how to architect an Instagram scale photo-sharing application where users can upload photos and view those photos, follow other users, view feeds containing posts of the users they follow, like, and comment on posts.
tl;dr: Deployment is a contentious issue. Some folks will believe that “teams have to be able to deploy from commit to global production in minutes” and “others will point out that their industry has multi-year product cycles.” Marc highlights the trade-offs, provides his perspective and his advice navigating the tension between speed and safety.
tl;dr: “To do something together, build shared understanding and then everyone can make compatible decisions. The old style of imposing a single person’s mental model on the group doesn’t work in complexity (and also it’s mean).”
tl;dr: Advice around optimizing workspace includes:
1) Screen should be at least to nose level.
2) Bringing your visual to a narrow space enhances focus.
3) Make sure that whatever you are looking at is straight in front of your eyes.
4) For every 45 minutes focused on something narrow, get 5 minutes of relaxation. And more.
tl;dr: “As the name might suggest, this is how you connect to a database using CSS. It only works in Chrome, unfortunately, but you can provide any SQLite database you like and query it via CSS.”
tl;dr: “This is a new option that basically works as an alias, or shortcut, to sending JSON to an endpoint.”
tl;dr: “Your job is not to manage people, but to manage processes and lead people.” The CTO at OnDeck provides advice on all management topics in short, bullet, form ranging from creating trust through transparency, avoiding “drive-by management,” how to give feedback, and more.
tl;dr: Ankit guides us through the architecture plan for a Netflix style application, planning for the following scale: 100 million active users registered, 2500 MB uploaded every minute, 10 combinations of resolution and codec formats supported, 3 videos watched daily.