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Best way to replace multiple characters in a string?
...1000000 loops, best of 3: 0.817 μs per loop
g) 100000 loops, best of 3: 3.64 μs per loop
h) 1000000 loops, best of 3: 0.927 μs per loop
i) 1000000 loops, best of 3: 0.814 μs per loop
Here are the functions:
def a(text):
chars = "&#"
for c in chars:
text = text.replace(c, "...
Is it possible to push a git stash to a remote repository?
... On (no branch): WIP on testing: 28716d4 fixed implicit declaration of stat64
stash@{9}: On (no branch): WIP on emmanuel: bee6660 avoid unrelated changes
On the original repository, the same looked like
stash@{0}: WIP on emmanuel: bee6660 avoid unrelated changes
stash@{1}: WIP on testing: 28716d4...
Why does GCC generate such radically different assembly for nearly the same C code?
...different flavors of x86 if that is the native compiler you use, 32 bit vs 64 bit, etc? And then llvm (clang) for different targets?
Mystical has done an excellent job in the thought process required to work through the problem of analyzing/optimizing the code, expecting a compiler to come up with...
How do I download a tarball from GitHub using cURL?
...& curl -L https://download.calibre-ebook.com/3.19.0/calibre-3.19.0-x86_64.txz | tar zx
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JavaScript get window X/Y position for scroll
...
width:320px;
background: black;
color: green;
height: 64px;
}
.wrapper div{
display: inline;
width: 50%;
float: left;
text-align: center;
line-height: 64px
}
.horizontalScroll{color: orange}
<div class=wrapper>
<div class=horizontalScr...
What Every Programmer Should Know About Memory?
...FAIK, all the arch-independent stuff still applies generally, e.g. to AArch64 / ARM32.
See also the Latency Bound Platforms section of this answer for important details about the effect of memory/L3 latency on single-threaded bandwidth: bandwidth <= max_concurrency / latency, and this is actuall...
How to perform a mysqldump without a password prompt?
...p -u root mysql | head
-- MySQL dump 10.13 Distrib 5.6.23, for Linux (x86_64)
--
-- Host: localhost Database: mysql
-- ------------------------------------------------------
-- Server version 5.6.23
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_S...
'float' vs. 'double' precision
...n't doubles
have 14 significant figures?
The encoding of a double uses 64 bits (1 bit for the sign, 11 bits for the exponent, 52 explicit significant bits and one implicit bit), which is double the number of bits used to represent a float (32 bits).
...
Best way in asp.net to force https for an entire site?
...Startup.cs
app.UseHpkp(options => options
.Sha256Pins(
"Base64 encoded SHA-256 hash of your first certificate e.g. cUPcTAZWKaASuYWhhneDttWpY3oBAkE3h2+soZS7sWs=",
"Base64 encoded SHA-256 hash of your second backup certificate e.g. M8HztCzM3elUxkcjR2S5P4hhyBNf6lHkmjAHKhpGPWE=")
...
Pandas selecting by label sometimes return Series, sometimes returns DataFrame
...0
2 11
3 12
3 13
------- df.loc[2] --------
0 11
Name: 2, dtype: int64
type(df.loc[1]) : <class 'pandas.core.series.Series'>
--------- df[0] ----------
2 11
3 12
3 13
Name: 0, dtype: int64
type(df[0]) : <class 'pandas.core.series.Series'>
So, there is no sense to pre...