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Ruby on Rails form_for select field with class

... Rimian 31.1k1010 gold badges102102 silver badges107107 bronze badges answered Nov 2 '10 at 20:46 MBOMBO ...
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Maintain the aspect ratio of a div with CSS

...entage value for padding-bottom, like this: .demoWrapper { padding: 10px; background: white; box-sizing: border-box; resize: horizontal; border: 1px dashed; overflow: auto; max-width: 100%; height: calc(100vh - 16px); } div { width: 100%; padding-bottom: 75%; background: g...
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How to list files in a directory in a C program?

... printf("%s\n", dir->d_name); } closedir(d); } return(0); } Beware that such an operation is platform dependant in C. Source : http://faq.cprogramming.com/cgi-bin/smartfaq.cgi?answer=1046380353&id=1044780608 ...
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Why does pylint object to single character variable names?

...warvariuc 47.6k3131 gold badges147147 silver badges207207 bronze badges 10 ...
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How does one make random number between range for arc4random_uniform()?

...m(UInt32). I attempted using the range of (1..7) to avoid randomly getting 0 however that returned an error which I didn't enjoy too much. I tried to do this: ...
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How to calculate the number of days between two dates? [duplicate]

... const oneDay = 24 * 60 * 60 * 1000; // hours*minutes*seconds*milliseconds const firstDate = new Date(2008, 1, 12); const secondDate = new Date(2008, 1, 22); const diffDays = Math.round(Math.abs((firstDate - secondDate) / oneDay)); ...
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Can you make just part of a regex case-insensitive?

... answered Sep 4 '08 at 12:35 EspoEspo 38.7k2020 gold badges126126 silver badges156156 bronze badges ...
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How do you do a deep copy of an object in .NET? [duplicate]

...= new BinaryFormatter(); formatter.Serialize(ms, obj); ms.Position = 0; return (T) formatter.Deserialize(ms); } } Notes: Your class MUST be marked as [Serializable] for this to work. Your source file must include the following code: using System.Runtime.Serialization.Formatters.Bin...
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Reference: Comparing PHP's print and echo

...e should one wish to use print in a conditional expression. Why 1 and not 100? Well in PHP the truthiness of 1 or 100 is the same, i.e. true, whereas 0 in a boolean context equates as a false value. In PHP all non-zero values (positive and negative) are truthy values and this derives from PHP's Per...
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List all svn:externals recursively?

... answered Mar 25 '09 at 16:04 Wim CoenenWim Coenen 63k1212 gold badges146146 silver badges232232 bronze badges ...