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Cwizard

617 karma · joined July 22, 2018

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Cwizard··on Ask HN: Why are paperback O’Reilly books never printed in color?
Yes but how expensive? The color range in technical diagrams is extremely small ( I would say less than 10 colors, never? gradients). How much extra would it cost to print $5? On a $50 book I would argue the increase is negligible while the apparent quality increases by quite a bit (to me at least).
Cwizard··on How I successfully became a software engineer in 3 months
Exactly I think there are different types of jobs. If you just need to make a basic web site I am sure you can learn those skills in a few months. Being able to build real systems is another matter entirely and requires a lot of learning (formal or not) and years of experience. For me this is the difference between a developer and a software engineer.
Cwizard··on OctoSQL allows you to join data from different sources using SQL
I gave this a try. Looks neat however one thing I noticed is that it does not seem very performant in querying parquet files. Take this simple query for example: 'select * from ./order.parquet limit 5;' It takes roughly 38seconds to execute on my machine (I ran it a few times). The order file is about 300mb with 7.5m records in it. To give some comparison DuckDB can run this query in less than a second (while also directly accessing the parquet file).
Cwizard··on OctoSQL allows you to join data from different sources using SQL
How does the plugin system work? I thought Go didn’t allow for dynamically loading code, where you able to find a work around?
Cwizard··on Today I Deleted Notion
Not sure when you last used it. But it is a lot faster now. Still slow compared to local tools of course.
Cwizard··on Redis vs. KeyDB vs. Dragonfly vs. Skytable
Could you explain why?
Cwizard··on Terra Luna crash: CTO of Tether welcomes fair regulation of stablecoin market
Serious question: is it really? I always thought that crypto was specifically not rated as a financial asset and thus didn’t have nearly as strict regulation as other financial products.

For example what is the difference between 1% daily returns vs some cleaning product claiming it can remove all stains? I always assume both to be marketing lies. And I assume in both cases there is some fine print T&C that denies legal liability/contextualises claims.

I might be totally incorrect here but this is always how I saw crypto, unregulated, buy at your own risk, marketed products.

Cwizard··on Stop Interviewing with Leet Code
Having taken some interviews myself I can see some value in having the interviewee do some small coding exercise when they do not have any personal projects to show. I think it can filter out some false positives of candidates that can talk well but can’t actually write code (you’d be surprised how many candidates can’t)

What surprises me most is the lack of flexibility in the process. If a candidate shows up with a broad portfolio I’d rather talk about that then doing some random coding problem. Yet our HR manager insists on the fixed program. This is worse when the candidate is interviewing for a senior role where I don’t really care. Then I am mostly interested in their past experiences and knowledge on how to build things that don’t fall apart after six months.

Again it is definitely process over people here… not sure if it is better in other places.

I would also say that these exercises are most effective when they are quite simple. They let you test ‘can this person write a function’. The complicated ones often filter more for people who have studied those type of problems. Harder problems != better coder. At least not for the projects I work on which are more integrating existing services than investing new novel highly efficient code.

Cwizard··on Lidl’s parent company launches cloud unit to offer ‘Made in Germany’ AWS rival
It was not always that way however. 10 years ago Amazon was a great place to shop!
Cwizard··on Dragonflydb – A modern replacement for Redis and Memcached
Could share some more on the data pipelines you mention? What kind of data store do you use for this purpose? We are reading a lot of the same data from disk to do transformation (joins) with new data, I’ve been looking for something that might speed this process up but would like to keep the setup small and simple.
Cwizard··on The age of Scrum is over
I actually like scrum but would say most people I have worked with have no clue what it is about. My scrum master for example mindlessly follows 'the rules' but does little to actually improve our teams productivity. They just make sure we do the meetings, fill in the right form in the retro, etc. Same with the sprints, we 'plan' our work in two weeks, when it won't fit, we just split it in part 1 & 2. We don't actually have working software at the end of the sprint, but we did it in two weeks right? It's a cargo cult.

To me scrum is a bunch of guidelines that can give you some framework to start from, you try it out, and you see what works, what doesn't. You iterate on the process just as you iterate on the code, no fixed rules, but not too loose neither. But ambiguity, nuance, and context never work well in a corporate setting...

I don't think we need a better process, we need better middle management.

Cwizard··on Range joins in DuckDB
I tried the same thing, also failed… I am also not an expert however. But I am very interested in this. Anyone reading this that could point me to some resources that might help?
Cwizard··on Ghost recon breakpoint game save disappeared
Not too long ago Microsoft closed their ebook platform. The books all had DRM so would stop working when Microsoft shutdown it’s servers. They gave everyone a full refund for all their books I think.
Cwizard··on Amazon Redshift re-invented
Do you have a blog post or something similar where you go into more details on this architecture? I’d be very interested in reading it!
Cwizard··on Amazon Redshift re-invented
How has your experience been with DuckDB in production? It is a relatively new project. How is it’s reliability?
Cwizard··on Zsh 5.9
Isn’t it the default shell on macos?
Cwizard··on Why I left Google: work-life balance
I agree, like it or hate it, Github is where code lives. They own the platform developers flock to. That is a very big advantage. If the product is even remotely comparable Replit is in for a rough time.

Also for bigger orgs, if there is already a contract with Microsoft, Codespaces will be the likely choice over any alternatives.

Cwizard··on PranaDB – A distributed streaming database, designed to be horizontally scalable
Could someone give their perspective on why a lot of these companies (big tech) develop their own databases? I don’t want to sound dismissive I am generally curious. What sets this db apart from other streaming services? It must cost a lot to develop something like this?

Nonetheless cool product, thanks for sharing and making it open source.

Cwizard··on Do Not Change Your Job
Are you in the US?
Cwizard··on Ask HN: Did YouTube start recommending more short videos to you out of nowhere?
Do you have the youtube mobile app? These videos show up there with a dedicated UI, a bit like Instagram stories. I have never used TikTok but I imagine it is a bit the same concept and a market they are trying to compete in. My theory is that through these short video UI elements people watch a lot of them (it keeps playing new, short videos, no-end, a bit like infinite scrolling I guess), this gives these videos a lot of views, the normal recommendation system is not explicitly aware that these videos are 'special' and recommends them outside of the short video UI because they seem to be popular because they get a lot of views. Hence your recommendation page is full of 30 seconds videos you are not really interested in...

This is my theory because I don't think the short video concept works outside of the infinite loop. I uninstalled the YT app after this. I must admit I was spending too much time on it after they added it. Really a shame, I really liked YT.

Cwizard··on Ask HN: Best books on managing software complexity?
How specific is this book to C++? Would you still recommend it to someone who doesn’t work with C++?
Cwizard··on 2FA app with 10k Google Play downloads loaded well-known banking trojan
I looked into using this app a while back because I liked the UI. But Im a bit hesitant because the app is completely free (and no ads) just wonder what the incentive is for them? Anyone have any idea on who made this?
Cwizard··on Notepad++ v8.2 Released
It is still the default text editor in our office
Cwizard··on 70% of startups offer remote work options as hiring heats up, YC data shows
Understandable, at what level of experience do you consider remote an option? In my current position I am a ‘tech lead’ (not as glamorous as it sounds) most of the people I mentor have little engineering experience (most people come from a operations or scripting background). I am an OK programmer but I have good organisational skills and wrote a lot of code before starting work so I have a bit of ‘unofficial’ experience, therefore I was chosen I think. I have a lot te learn still but overall I think I am good at my job. Just wondering what I can do to increase my salary.
Cwizard··on 70% of startups offer remote work options as hiring heats up, YC data shows
That 50K is before taxes. My average tax rate is ~35% top marginal tax rate 50%. But yes that does give me essential free education including university, free healthcare, and good institutions.
Cwizard··on 70% of startups offer remote work options as hiring heats up, YC data shows
I live in a smaller city in Europe where wages aren’t anywhere close to what you often see mentioned on HN, with the shift to remote, should I start considering a full-remote position? How do you find these positions? Any advice on this topic would be appreciated. (For context I have 2 YOE, mostly backend, kubernetes, aws and I currently earn around €50k a year which not a bad salary for my area)
Cwizard··on Ask HN: How do I manage the profit of a successful website?
Do you have any advice on finding/selecting the right charities? Each year I give away a portion of my salary but always struggle to find good charities to give to. Perhaps I am overthinking it, but any tips on this would be appreciated.
Cwizard··on A curated list of questionable installation instructions
This is true when the install script is indeed from a source you ‘trust’ but there are also sites that aggregate many apps into ‘one install script’ or I have seen StackOverflow answers list these types of install command to install a missing dependency. I personally wouldn’t be too quick to just trust those.
Cwizard··on Google no longer producing high quality search results in significant categories
Something I have noticed lately is that when searching for technical information I often get result near the top of my search that are crappy skins of StackOverflow, usually with many more ads. Has anyone else noticed this too?
Cwizard··on Using an ETL framework vs. writing yet another ETL script
Do you use some kind of library to help with transformations? If you have some volume using plain python can become a bottleneck no? Any tips in this area would be appreciated.
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