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Saving enum from select in Rails 4.1
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If you need to handle the i18n based on the enum keys you can use:
<%= f.select :color, Wine.colors.keys.map {|key| [t("wine.#{key}"), key]} %>
and in the tranlations you can set the colors:
wine:
red: Red
white: White
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What does the filter parameter to createScaledBitmap do?
...r painting which affects the sampling of bitmaps when they are transformed based on the value that you provide.
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Trusting all certificates with okHttp
...Factory, trustAllCerts[0] as X509TrustManager)
.hostnameVerifier { _, _ -> true }.build()
}
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String's Maximum length in Java - calling length() method
...he maximum length that would be returned by the method would be Integer.MAX_VALUE, which is 2^31 - 1 (or approximately 2 billion.)
In terms of lengths and indexing of arrays, (such as char[], which is probably the way the internal data representation is implemented for Strings), Chapter 10: Arrays ...
What does Provider in JAX-RS mean?
...number of predefined providers that will be responsible for implementing a base level of functionality (e.g for mapping to and from XML, translating the most common exceptions etc etc). You can also create your own providers as needed.
The JAX-RS specification is a good reference for reading up on ...
Does C# have an equivalent to JavaScript's encodeURIComponent()?
...er my 4 hour experiments I found this
c# CODE:
string a = "!@#$%^&*()_+ some text here али мамедов баку";
a = System.Web.HttpUtility.UrlEncode(a);
a = a.Replace("+", "%20");
the result is:
!%40%23%24%25%5e%26*()_%2b%20some%20text%20here%20%d0%b0%d0%bb%d0%b8%20%d0%bc%d0%b0%d0%bc...
Rails DB Migration - How To Drop a Table?
...iew here on whether it's better to drop tables or revert to a previous database schema?
– william tell
May 11 '12 at 16:23
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unix - head AND tail of file
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Based on J.F. Sebastian's comment:
cat file | { tee >(head >&3; cat >/dev/null) | tail; } 3>&1
This way you can process first line and the rest differently in one pipe, which is useful for working with ...
In Java, is there a way to write a string literal without having to escape quotes?
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Could you please add an example possibly based on the question illustrating how to it for this problem?
– Bengt
Jun 14 '13 at 17:13
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Refresh a page using JavaScript or HTML [duplicate]
...g (ajax) at loading. for example: www.yoursite.com/page/about?getVer=1&__[date]
Compare it to the stored versionnumber (stored in cookie or localStorage) if user has visited the page once, otherwise store it directly.
If version is not the same as local version, refresh the page using window.loc...