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read subprocess stdout line by line
My python script uses subprocess to call a linux utility that is very noisy. I want to store all of the output to a log file and show some of it to the user. I thought the following would work, but the output doesn't show up in my application until the utility has produced a significant amount of ...
How to select an element inside “this” in jQuery?
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does find only return the first occurance or all the occurances?
– Vignesh S
Nov 23 '16 at 17:58
add a comment
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Detect changed input text box
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This solution is actually far better than using keyup. E.g. IE lets the user clear input field by clicking an X which does not trigger keyup.
– Georg
Dec 29 '13 at 13:24
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Hidden features of Ruby
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From Ruby 1.9 Proc#=== is an alias to Proc#call, which means Proc objects can be used in case statements like so:
def multiple_of(factor)
Proc.new{|product| product.modulo(factor).zero?}
end
case number
when multiple_of(3)
puts "Multiple of 3"
when multiple...
How to implement an android:background that doesn't stretch?
...oo", i.e. use image for a Button instead of ImageButton (which doesn't allow SetText() , resizing, etc.).
11 Answers
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BAT file: Open new cmd window and execute a command in there
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If you're using this to run a rails server you actually don't need to type cmd. You can just type start rails s.
– fbonetti
Jun 27 '13 at 17:51
add a c...
How do I choose between Tesseract and OpenCV? [closed]
...seract is an OCR engine. It's used, worked on and funded by Google specifically to read text from images, perform basic document segmentation and operate on specific image inputs (a single word, line, paragraph, page, limited dictionaries, etc.).
OpenCV, on the other hand, is a computer vision libra...
Rails: How to change the title of a page?
...Additional header tags here -->
</head>
<body>
<!-- If all pages contain a headline tag, it's preferable to put that in the layout file too -->
<h1><%= yield(:title) %></h1>
</body>
It's also possible to encapsulate the content_for and yield(:title)...
Most efficient way to convert an HTMLCollection to an Array
...rray, other than iterating through the contents of said collection and manually pushing each item into an array?
7 Answers
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Hash Map in Python
...res the keys to strings which are also valid Python identifiers (and internally, this also creates a dictionary).
– user395760
Jan 2 '12 at 17:31
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