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Change column type from string to float in Pandas
...s a Series or a single column of a DataFrame.
>>> s = pd.Series(["8", 6, "7.5", 3, "0.9"]) # mixed string and numeric values
>>> s
0 8
1 6
2 7.5
3 3
4 0.9
dtype: object
>>> pd.to_numeric(s) # convert everything to float values
0 8.0
1 6.0
2 7...
Test if a variable is set in bash when using “set -o nounset”
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98
#!/bin/bash
set -o nounset
VALUE=${WHATEVER:-}
if [ ! -z ${VALUE} ];
then echo "yo"
fi
ech...
Web API Put Request generates an Http 405 Method Not Allowed error
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308
So, I checked Windows Features to make sure I didn't have this thing called WebDAV installed, an...
Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
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8 Answers
8
Active
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When to use symbols instead of strings in Ruby?
... # instantiated symbols.
a = :one
puts a.object_id
# prints 167778
a = :two
puts a.object_id
# prints 167858
a = :one
puts a.object_id
# prints 167778 again - the same object_id from the first time!
puts Symbol.all_symbols.count - symbols_count
# prints 2, the two objects we created.
...
How to assert greater than using JUnit Assert?
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8 Answers
8
Active
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Running MSBuild fails to read SDKToolsPath
...used to properly build my .Net 2.0 based website, when compiling with VS2008 and it's associated tools. I've recently upgraded all the project/solution files to VS2010, and now my build fails with the following error:
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How to use OR condition in a JavaScript IF statement?
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edited Jan 8 at 2:38
User that is not a user
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answer...
How should I print types like off_t and size_t?
...heless, it's standardized (by the C99 standard). For those intmax_t and int8_t of stdint.h and so on, there are macros you can use, like another answer said:
printf("value: %" PRId32, some_int32_t);
printf("value: %" PRIu16, some_uint16_t);
They are listed in the manpage of inttypes.h.
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