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rails simple_form - hidden field - create?
... then just use Rails' hidden_field form builder since Simple Form inherits all the form builder methods.
– scarver2
Nov 4 '14 at 1:18
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Check whether a string contains a substring
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This way is especially preferrable, when you are searching using a variable - this way you won't have to double-escape characters (in this variable string), that are special for regular expressions (like :).
– evgeny9
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What is the difference between 'content' and 'text'
...ose that there would be a difference for a non-text response. But where is all this documented? Note that the linked document does state:
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Rails 3 datatypes?
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Here are all the Rails3 (ActiveRecord migration) datatypes:
:binary
:boolean
:date
:datetime
:decimal
:float
:integer
:primary_key
:references
:string
:text
:time
:timestamp
Source
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How to show current year in view?
...ht it might come handy for those who want to look at benchmark results for all the suggested solutions.
require 'benchmark'
n = 500000
Benchmark.bm do |x|
x.report { n.times do ; Date.today.year; end }
x.report { n.times do ; Date.current.year; end }
x.report { n.times do ; Time.current.year...
Difference between “on-heap” and “off-heap”
...y point to). This is important because a direct ByteBuffer (the ByteBuffer.allocateDirect kind, not the MMap kind) will be collected by the GC and when it gets collected it's Deallocater will get triggered, effectively collecting the unmanaged memory as well.
– Nitsan Wakart
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Git Gui: Perpetually getting “This repository currently has approximately 320 loose objects.”
...od disk space utilization and good operating performance.
--aggressive
Usually git gc runs very quickly while providing good disk space utilization and performance. This option will cause git gc to more aggressively optimize the repository at the expense of taking much more time. The effects of thi...
BackgroundWorker vs background Thread
...ome way (and is it better) to thread.Join the background worker until it really does exit and then let the Dispose of the form continue?
– freddy smith
Oct 1 '09 at 23:46
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What's the meaning of * (asterisk) in XAML ColumnDefinition?
...sn't fixed. When the grid is resized the columns will then scale proportionally as specified by the star widths. In your case the width of the grid is fixed and you could just as easily have used fixed width columns.
If you want a layout where the second column is double the width of the first and ...
Is there a Newline constant defined in Java like Environment.Newline in C#?
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In Android, call also requires API 19
– Hamzeh Soboh
Apr 12 '15 at 10:31
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