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Remove scrollbar from iframe
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loaded inside <iframe src="/test.html"> where test.html has this setting.
– nirvana74v
Jan 11 '19 at 14:14
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Devise Secret Key was not set
...re run "rails g devise:install" after creating users. If you use git, make testing branch and try it. If not, try it on a copy of your project.
– sascha.daniels
Jan 16 '14 at 11:21
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How can I return two values from a function in Python?
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def test():
....
return r1, r2, r3, ....
>> ret_val = test()
>> print ret_val
(r1, r2, r3, ....)
now you can do everything you like with your tuple.
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Should I use #define, enum or const?
...e a mask to select records in certain states. Create an inline function to test if the value of the type is valid for your purpose; as a state marker vs a state mask. This will catch bugs as the typedef is just an int and a value such as 0xDEADBEEF may be in your variable through uninitialised or mi...
How to detect a loop in a linked list?
...ation; it only saves one iteration at most at the expense of an additional test for every iteration.
– Jason C
Mar 5 '14 at 23:59
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Can you get DB username, pw, database name in Rails?
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I think this is the simplest solution. After some testing (in Rails 5.2 at least) this will resolve DATABASE_URL correctly.
ActiveRecord::Base.configurations[Rails.env]
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Using jQuery to compare two arrays of Javascript objects
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I needed a simple method to compare arrays in my unit tests, assuring the same order for the two arrays. It's very nice, thanks.
– aymericbeaumet
Feb 5 '14 at 2:45
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How do I remove all non alphanumeric characters from a string except dash?
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in my testing, this technique was much faster. to be precise, it was just under 3 times faster than the Regex Replace technique.
– Dan
Aug 11 '11 at 15:49
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How can I find the length of a number?
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Also to note this is extremely slow. I did a test in node and it turns out it's more than 1200% slower than Arturs answer.
– Oliver Dixon
Mar 12 '17 at 20:18
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How to pad zeroes to a string?
...e a string of 10 characters long, padding as necessary.
>>> t = 'test'
>>> t.rjust(10, '0')
>>> '000000test'
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