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Ubuntu rails install fails on zlib
I've just moved over to Ubuntu 8.10 as my dev box; it's my first serious foray into Linux as a daily-use OS, and I'm having a hard time getting Rails going. I have followed a number of tutorials which all seem to work fine, but when I try and use gem install or gem update on anything, I get an erro...
How to convert String object to Boolean Object?
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answered Oct 8 '09 at 16:02
KLEKLE
21.7k44 gold badges4848 silver badges5959 bronze badges
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Stop Visual Studio from mixing line endings in files
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84
On the File menu, choose Advanced Save Options, you can control it there.
Edit: Here's the doc...
Insert a row to pandas dataframe
...index
And you get, as desired:
A B C
0 2 3 4
1 5 6 7
2 7 8 9
See in Pandas documentation Indexing: Setting with enlargement.
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Java ArrayList replace at specific index
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edited May 15 '18 at 17:48
answered Sep 17 '11 at 5:58
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Max return value if empty query
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int maxShoeSize = Workers.Where(x => x.CompanyId == 8)
.Select(x => x.ShoeSize)
.DefaultIfEmpty(0)
.Max();
The zero in DefaultIfEmpty is not necessary.
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Increasing the timeout value in a WCF service
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Buh Buh
6,80111 gold badge3131 silver badges5858 bronze badges
answered Jan 8 '09 at 14:20
icelavaicelava
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Drawable image on a canvas
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edited Dec 15 '18 at 12:07
answered Apr 8 '14 at 8:36
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:: (double colon) operator in Java 8
I was exploring the Java 8 source and found this particular part of code very surprising:
17 Answers
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