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miles to go before I sleep

Priyavrat Misra priyavrat-misra

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miles to go before I sleep
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@staltz
staltz / introrx.md
Last active June 2, 2024 11:03
The introduction to Reactive Programming you've been missing
@Starefossen
Starefossen / vim-cheats.md
Last active May 31, 2024 04:48
My vim cheat sheet for working with tabs and window splits.

Tabs

New Tab

  • :tabnew - new blank tab
  • :tabedit [file] - open file in tab

Cursor Movement

  • gt (:tabn) - next tab
@jboner
jboner / latency.txt
Last active June 2, 2024 14:49
Latency Numbers Every Programmer Should Know
Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference 0.5 ns
Branch mispredict 5 ns
L2 cache reference 7 ns 14x L1 cache
Mutex lock/unlock 25 ns
Main memory reference 100 ns 20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy 3,000 ns 3 us
Send 1K bytes over 1 Gbps network 10,000 ns 10 us
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD