Hadar
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hadars.bsky.social
Hadar
@hadars.bsky.social
I'm an ML Team Lead with a Master’s in CS, but on 🦋, I’m just a junior solopreneur sharing the journey 🚀.
Download Locator and Save Places you Love 👇🏻
locator.ltd
1 month in a trip with the family. Japan and Singapore are wild What did I miss 😆?
May 2, 2025 at 5:20 AM
Our trip to Japan is coming, and my home page is ready ✌️🥹
Building an app that literally helps me with my travels is beyond amazing! #buildinpublic
March 26, 2025 at 6:09 PM
Need a post-deploy execution? a local emulator setup? it's all in the firebase.json file.
that's why I still love and enjoy #Firebase
so why use #supabase if it just works for me?
#buildinpublic
March 24, 2025 at 7:20 PM
Here’s your reminder to take it easy today and hit the beach 🏖️ #restinpublic
March 21, 2025 at 6:42 AM
locator.ltd started as a way to save places you love—share a link, and it maps everything for you. No more copy-pasting into Google Maps.
But I realized first-time users need more—opening the app to a blank screen isn’t ideal.
So we’re adding an Explore page! 🌍🔍
what do you think? #buildinpublic
March 19, 2025 at 8:27 AM
Sometimes I love sharing technical tips. Heres another one:
You know you can search Google by site, right?
site:mysite.com

Well, you can also do it programmatically using googlesearch-python 👇

Great for finding content on sites that limit search or charge for queries. 👀
#buildinpublic
March 16, 2025 at 8:03 PM
Holy crap.
thanks everyone! #buildinpublic
March 14, 2025 at 11:23 AM
Today marks our first churn for Locator - an unsubscribed user. 🫠.
Some thoughts
🔹 Focus too much on new users and not enough on retention will bite you.
🔹 Zero visibility on why they left—was it a bug? A missing feature? No clue.
🔹 Funny how one bad thing makes me question everything. onwards!
March 8, 2025 at 8:08 PM
Not usually a “new features before PMF” kind of guy, but sometimes, small improvements add real value.

So here I am, tweaking Locator's visuals:
📍 Map markers now show place categories.
🟢 Green = Open, 🔴 Red = Closed.

One less click for two key travel details. 🚀 #buildinpublic
March 7, 2025 at 5:44 PM
Here’s a reminder I keep telling myself as a solo developer-founder:

That new feature can wait if:
🔹 No user has requested it
🔹 You haven’t reached product-market fit yet
🔹 You have pending marketing/sales tasks you should probably finish first

Build what matters. Sell what exists 🚀
#buildinpublic
March 5, 2025 at 9:11 AM
Going beyond: Some sites (especially social media ones) have aggressive scraping blocks.

In those cases, I use a scraping API (e.g., RapidAPI). They offer free tiers & save you a ton of headaches.
Trust me—don’t go down the bot-detection rabbit hole. Pay the fee, keep your users happy. 🚀
March 2, 2025 at 5:15 PM
Advanced crawling: When a basic request fails, I found crawl4ai helps. It handles async crawling, iframe processing, & more.
Great for sites with anti-bot measures.
March 2, 2025 at 5:15 PM
The most basic option: curl (or requests). Believe it or not, this gets you 80% of the way.
Pro-tip💁‍♂️: Always set a user-agent header—it improves results & reduces blocks.
March 2, 2025 at 5:15 PM
Dev Tip of the Day – Use PostHog

If you do not know how your users behave, you've got a problem PH can solve:

MVP:
1️⃣ A PostHog wrapper for your app stack
2️⃣ An identifier to match user IDs with PostHog sessions
3️⃣ Autocapture to track actions automatically

code to get you started👇 #buildinpublic
February 28, 2025 at 5:35 AM
What I wish I knew before launching on Product Hunt:
lessons learned after a failed launch👇
#buildinpublic
February 22, 2025 at 10:48 PM
Literally 7000
Thank you all, and thank #buildinpublic 🫡
February 21, 2025 at 8:51 PM
If you #buildinpublic, you probably deserve some break.
Here’s your sign to just take it easy and take a stroll in your town!
That’s what I did today, at least 🙏
February 18, 2025 at 12:55 PM
what do you think of our new hero section in locator.ltd? #buildinpublic
we've added a video and a product hunt banner
February 14, 2025 at 9:50 AM
nice! this is yours? love the design of it
February 9, 2025 at 10:31 AM
🚀 Show me what you're building!
Drop your product in the replies, and I'll create a unique post featuring the most interesting one.

#BuildInPublic
February 8, 2025 at 9:55 AM
People told us that b2c marketing is all about social media -
So here I am embarrassing my self on TikTok for the 💸🤡
Follow us as we make locator a thriving app! [link in comments 👇]
February 8, 2025 at 7:28 AM
new design real quick! what do you think y'all?
February 5, 2025 at 7:06 PM
Our login screen is getting kinda crowded, having 4 options to sign in.
any ideas to improve it?
#buildinpublic
February 5, 2025 at 6:32 PM
Can I join the party?
Just sent this in another post 😂
February 5, 2025 at 6:21 PM
Meet Rosie 😂
February 5, 2025 at 6:21 PM