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New posts in performance
Why is random device creation expensive?
Sep 05, 2025
c++
performance
c++11
random
Performance of duplicating vs deduplicating identical conditional code in loops
Sep 04, 2025
c
performance
assembly
optimization
x86-64
NET_DMA TCP receive offload in Linux
Sep 05, 2025
performance
linux-kernel
tcp
What data structure for O(1) random insertion/deletion and O(1) random access?
Sep 04, 2025
c
performance
data-structures
Why does adding a break statement significantly slow down the Numba function?
Sep 04, 2025
python
performance
numba
In base R, why is selecting column, then filtering rows faster than vice versa: filter rows, then select column?
Sep 04, 2025
r
dataframe
performance
Runtime of standard matrix multiplication algorithm slower than expected when scaled up (2^10+ x 2^10+ elements)
Sep 05, 2025
c
performance
matrix
matrix-multiplication
Python - Efficient calculation where end value of one row is the start value of another row
Sep 05, 2025
python
pandas
performance
for-loop
apply
Oracle SQL Index DATE vs Index TRUNC(DATE)
Sep 05, 2025
sql
oracle-database
performance
query-optimization
Why does hiding controls in WinForm take longer than making them visible?
Sep 05, 2025
c#
winforms
performance
python fast mean squared error between two large 2d lists
Sep 05, 2025
python
performance
mean-square-error
Why `vectorize` is outperformed by `frompyfunc`?
Sep 05, 2025
python
arrays
performance
numpy
perfplot
Most Compact way to Serialize an Array of Longs in Java
Sep 05, 2025
java
arrays
performance
serialization
io
How to properly Multithread in OpenCV in 2019?
Sep 02, 2025
c++
multithreading
performance
opencv
vectorization
Merge join CARTESIAN
Sep 05, 2025
performance
oracle-database
sql-tuning
MongoDB query taking too much time to retrieve data
Sep 04, 2025
mongodb
performance
MySQL bulk insert on multiple tables
Sep 05, 2025
mysql
sql
performance
bulkinsert
Is it better to have multiple DLLs or a single large DLL? [closed]
Sep 04, 2025
.net
performance
memory
dll
namespaces
Difference between slurp, null input, and inputs filter
Sep 03, 2025
performance
jq
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