They haven’t been produced in decades, but [Chris Chung] has used some open source code to create DIY hardware version of the HP-41 Reverse Polish Notation (RPN) calculator. The open source code ...

If you like Nixie tubes and/or DIY calculators, checkout this interesting talk from the HP Handheld Conference in Orlando last month by [Eric Smith] from Brouhaha and [John Doran] from Time ...

C9370A Ink Cartridge Compatible with HP DesignJet Post Script T610 T620 T770 T790 T795 DesignJet T1100 T1100PS T1120 T1120 SD-MFP T1120PS T1200 T1200PS T1300 T2300 Printer High Page Yield ...

This is one of the things that Linux does best ... they've stuck with RPN is that it's easier than typing in parentheses for ...

These are our favorite HP laptops from the company's OmniBook, Pavilion, Envy, Spectre and Transcend lines -- all tested and reviewed by CNET editors. Matt Elliott is a senior editor at CNET with ...

That said, multiple great options can be a double-edged sword. How do you narrow it down to find the best HP laptop for your specific needs? Well, it depends on what you need a laptop for.

Best Buy’s $420 discount for this HP Envy 2-in-1 laptop ends today If you're having trouble deciding between Prime Big Deal Days laptop deals and Prime Big Deal Days tablet deals for your next ...

Commissions do not affect our editors' opinions or evaluations. Some of the best short-term investments are high-flying stocks that notch outsized gains in a relatively brief span. But reasons for ...

So whether you're looking for a svelte gaming rig or a versatile 2-in-1 that can be used for work and play, here are the best HP laptop deals you can get right now. HP is currently offering up to ...

Commissions do not affect our editors' opinions or evaluations. No single credit card is the best option for every family, purchase or budget, but our credit cards editorial team set out to crunch ...

One of HP's biggest Prime Day deals is a considerable 33% price cut on this 27-inch display, with 99% sRGB and 95% DCI-P3 color accuracy, aRGB lighting, and integrated dual speakers.

This 2-in-1 HP Envy x360 has a 16-inch touch display, an Intel Ultra 7 CPU, a 1TB SSD, and 16GB of RAM and is a good option for daily computation like web browsing and document editing. The 360 ...