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Draw a perfect circle from user's touch
...cle" (from my understanding: make the drawn circle perfectly round, as we know
no matter how stable we try to draw something with our finger on the screen, a circle is never really as rounded like a circle should be).
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How can I parse a YAML file from a Linux shell script?
...pts to use locally, so that hasn't been a concern for me. However, if you know how to secure it and/or would like to elaborate, I'd definitely be grateful.
– Curtis Blackwell
Apr 27 '14 at 4:09
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Any reason not to use '+' to concatenate two strings?
...n, results in unnecessary function calls which could add to the overhead.
Now coming back to the question. Should one discourage the use of + over join in all cases?
I believe no, things should be taken into consideration
Length of the String in Question
No of Concatenation Operation.
And off-...
How can I call controller/view helper methods from the console in Ruby on Rails?
...ick's answer:
> app.get '/posts/1'
> response = app.response
# you now have a rails response object much like the integration tests
> response.body # get you the HTML
> response.cookies # hash of the cookies
# etc, etc
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Differences in boolean operators: & vs && and | vs ||
I know the rules for && and || but what are & and | ? Please explain these to me with an example.
11 Ans...
How to debug apk signed for release?
...ow to do it and have been unable to find any articles online. Does anyone know how this can be done?
6 Answers
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How to expand/collapse a diff sections in Vimdiff?
...ansion/only diffs with 3 context lines above or below, etc.). I currently know only the following commands :
4 Answers
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Switch on ranges of integers in JavaScript [duplicate]
... the > comparisons, they just make it confusing. By the second case we know that x must not be less than 5, so we might as well not include the overlapping comparisons - they'll just cause confusion later on.
– David Mason
Oct 9 '13 at 23:34
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How do I contribute to other's code in GitHub? [closed]
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@MariusKavansky it's the other way round! Once you know what to work on, then only you contribute :)
– hashbrown
Jan 7 '14 at 6:46
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Play an audio file using jQuery when a button is clicked
...p() function we first pause the file then reset its time.
We may want to know the length of the audio file and the current playing time. We already learnt .currentTimeabove, to learn its length we use .duration.
Example Guide
When document is ready we created an audio element dynamically
We set ...