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Using SSH keys inside docker container
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154
It's a harder problem if you need to use SSH at build time. For example if you're using git cl...
could not resolve host github.com error while cloning remote repository in git
...server = proxy.my.company:8080 <= use your company proxy:port
listen = 127.0.0.1
port = 3128
use HTTP(S) proxy variable without your credentials! (the px proxy will reuse the ones from the current Widows session, either through Microsoft SSPI or Microsoft Kerberos)
That will give you:
set HTT...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
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120
To answer my own question, this functionality has been added to pandas in the meantime. Starti...
What is a PDB file?
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edited Jun 2 '16 at 11:57
Ajay
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answe...
How exactly does CMake work?
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edited Aug 10 '18 at 18:56
Matt Montag
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Where to use EJB 3.1 and CDI?
... making a Java EE based product in which I'm using GlassFish 3 and EJB 3.1.
2 Answers
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Split delimited strings in a column and insert as new rows [duplicate]
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Here is another way of doing it..
df <- read.table(textConnection("1|a,b,c\n2|a,c\n3|b,d\n4|e,f"), header = F, sep = "|", stringsAsFactors = F)
df
## V1 V2
## 1 1 a,b,c
## 2 2 a,c
## 3 3 b,d
## 4 4 e,f
s <- strsplit(df$V2, split = ",")
data.frame(V1 = rep(df$V1, sapply(s,...
Double negation (!!) in javascript - what is the purpose? [duplicate]
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188
It casts to boolean. The first ! negates it once, converting values like so:
undefined to tr...