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How to read lines of a file in Ruby
... to Linux standard "\n" before parsing the lines.
To support the "\r" EOL character along with the regular "\n", and "\r\n" from Windows, here's what I would do:
line_num=0
text=File.open('xxx.txt').read
text.gsub!(/\r\n?/, "\n")
text.each_line do |line|
print "#{line_num += 1} #{line}"
end
Of...
How do I run all Python unit tests in a directory?
....
import glob
import unittest
test_files = glob.glob('test_*.py')
module_strings = [test_file[0:len(test_file)-3] for test_file in test_files]
suites = [unittest.defaultTestLoader.loadTestsFromName(test_file) for test_file in module_strings]
test_suite = unittest.TestSuite(suites)
test_runner = un...
Is there a way to access method arguments in Ruby?
...o get it to work, otherwise you get a TypeError: can't convert Symbol into String
– Javid Jamae
Oct 11 '12 at 3:03
5
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What does Ruby have that Python doesn't, and vice versa?
...e up with one here just to explain what I mean.
Reverse the words in this string:
sentence = "backwards is sentence This"
When you think about how you would do it, you'd do the following:
Split the sentence up into words
Reverse the words
Re-join the words back into a string
In Ruby, you'd ...
Best way to allow plugins for a PHP application
...te that when using multiple hooks/listeners, you should only return either strings or arrays, not both. I have implemented something similar for Hound CMS - getbutterfly.com/hound.
– Ciprian
Dec 19 '17 at 11:21
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How do I output text without a newline in PowerShell?
...our case (since you're providing informative output to the user), create a string that you can use to append output. When it's time to output it, just output the string.
Ignoring of course that this example is silly in your case but useful in concept:
$output = "Enabling feature XYZ......."
Enable...
Jenkins Git Plugin: How to build specific tag?
...all. For now, however, this solution is working for us, we just remove the extra Refspec after the job succeeds.
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Are single quotes allowed in HTML?
...uotes in PHP so that I can interpolate variables rather than concatenating strings. As a result, when I am generating HTML I often use single quotes for setting tag fields. For example:
...
Git Diff with Beyond Compare
...
I don't use extra wrapper .sh files. My environment is Windows XP, git 1.7.1 on cygwin, and Beyond Compare 3. Following is my .git/config file.
[diff]
tool = bc3
[difftool]
prompt = false
[difftool "bc3"]
#use cygpath to tra...
What is the reason not to use select *?
...ng all the columns now, it doesn't mean someone else isn't going to add an extra column to the table.
It also adds overhead to the plan execution caching since it has to fetch the meta data about the table to know what columns are in *.
...