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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
Can someone explain why the result I want, "hi", is preceded with a letter 'b' and followed with a newline?
4 Answers
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How to unit test an object with database queries
...aware database layer on top of that. This is the layer that holds all the raw SQL queries and other information. The rest of the application interacts with this higher-level database. I've found this to work pretty well for unit testing; I test my application pages in how they interact with the a...
What's the advantage of Logic-less template (such as mustache)?
...o in the model, it goes in the view, where it belongs. The view takes the raw model data, and massages as necessary (by annotating odd/even rows, etc.) to prepare it for presentation.
– acjay
Nov 30 '12 at 22:25
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How to get the part of a file after the first line that matches a regular expression?
...iable.
The sed ranges also contain a $ and are immediately followed by a letter like: $p, $d, $w. They will also look like variables to be expanded, so you have to escape those $ characters with a backslash [\] like: \$p, \$d, \$w.
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How do I create a random alpha-numeric string in C++?
..., but what other character sets are those? (EBCDIC doesn't have contiguous letters).
– Greg Hewgill
Jan 13 '09 at 18:44
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How to get a specific output iterating a hash in Ruby?
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True enough. I had letters in my test version. Fixed, using the even better "#{k}----".
– glenn mcdonald
Aug 5 '09 at 2:22
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Should I URL-encode POST data?
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curl will encode the data for you, just drop your raw field data into the fields array and tell it to "go".
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
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32-bit JVMs which expect to have a single large chunk of memory and use raw pointers cannot use more than 4 Gb (since that is the 32 bit limit which also applies to pointers). This includes Sun and - I'm pretty sure - also IBM implementations. I do not know if e.g. JRockit or others have a larg...
How to use the 'sweep' function
...f_T=sweep(sweep(df,2,df_means,"-"),2,df_sds,"/")*10+50
This code convert raw scores to T scores (with mean=50 and sd=10):
> df
[,1] [,2] [,3] [,4] [,5]
[1,] 109 8 89 69 15
[2,] 85 13 25 150 26
[3,] 30 79 48 1 125
[4,] 56 74 23 140 100
[5,] 136 110 1...
When to use RSpec let()?
...ssignments are done with let() so you know "instantly" by the shape of the letters where your declarations are.
– Ho-Sheng Hsiao
Mar 20 '11 at 19:36
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