tungwaiyip.info

home

about me

links

Blog

< October 2013 >
SuMoTuWeThFrSa
   1 2 3 4 5
6 7 8 9101112
13141516171819
20212223242526
2728293031  

past articles »

Click for San Francisco, California Forecast

San Francisco, USA

 

Technical notes: numpy and anaconda

I'm make a big move into Python data processing. Here are some technical notes to myself.

Notes of Parallel Programming with numpy and scipy
http://wiki.scipy.org/ParallelProgramming

My question of Numpy matrix multiplication with custom dot product got answered quickly
http://stackoverflow.com/questions/19278313/numpy-matrix-multiplication-with-custom-dot-product/19278448

How to hash numpy array
Answer: use hash(a.tostring())
http://stackoverflow.com/questions/16589791/most-efficient-property-to-hash-for-numpy-array

I am typing out the Anaconda scipy stack distribution. The download is gigantic 300M file. Then I create a Python 3, environment, which download another few hundred meg of Python 3 packages. I should follow the note on Using Python 3 as my default Python instead.

2013.10.09 [] - comments

 

 

blog comments powered by Disqus

past articles »

 

BBC News

 

Ex-FTX boss Bankman-Fried: 'I didn't try to commit fraud' (01 Dec 2022)

 

Cyril Ramaphosa: South African president faces threat of impeachment over 'Farmgate' (01 Dec 2022)

 

Christine McVie, Fleetwood Mac singer-songwriter, dies aged 79 (01 Dec 2022)

 

Lady Susan Hussey quits over remarks to charity boss Ngozi Fulani (30 Nov 2022)

 

Spectacular scenes as Hawaii volcano erupts (30 Nov 2022)

 

Danny Masterson: Jury fails to reach a verdict in rape case against That 70s Show actor (01 Dec 2022)

 

Canada: Ambassador tells EU that deforestation rules 'burdensome' (01 Dec 2022)

 

Idaho stabbings: Families deliver tributes for the four victims at vigil (01 Dec 2022)

 

San Francisco to allow police 'killer robots' (30 Nov 2022)

 

Musk says Twitter feud with Apple boss 'resolved' (01 Dec 2022)

more »

 

SF Gate

 

San Francisco food delivery giant DoorDash lays off 1,250 employees (30 Nov 2022)

 

20-year-old California student creates viral Spotify festival poster app (29 Nov 2022)

 

Elon Musk’s Twitter cuts COVID misinformation policy, guts child safety protections (29 Nov 2022)

 

Elon Musk’s Twitter is reportedly failing to pay some employees (28 Nov 2022)

 

Bay Area tech mainstay HP to lay off up to 6,000 people (26 Nov 2022)

 

Elon Musk signals his support for Ron DeSantis in 2024 on Twitter (25 Nov 2022)

more »


Site feed Updated: 2022-Nov-30 21:00