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Strings as Primary Keys in SQL Database [closed]

... Technically yes, but if a string makes sense to be the primary key then you should probably use it. This all depends on the size of the table you're making it for and the length of the string that is going to be the primary key (lo...
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How to convert an Int to a String of a given length with leading zeros to align?

...this Q&A becomes the canonical compendium, scala> import java.text._ import java.text._ scala> NumberFormat.getIntegerInstance.asInstanceOf[DecimalFormat] res0: java.text.DecimalFormat = java.text.DecimalFormat@674dc scala> .applyPattern("0000000") scala> res0.format(123) res2: S...
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The specified type member 'Date' is not supported in LINQ to Entities. Only initializers, entity mem

...is code in Entity Framework I receive the following error. I need to get all the rows for a specific date, DateTimeStart is of type DataType in this format 2013-01-30 12:00:00.000 ...
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Java String to SHA1

...g Base64. Apache Commons Codec API 1.4, has this nice utility to take away all the pain. refer here share | improve this answer | follow | ...
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How do I split a multi-line string into multiple lines?

...d solution because it does not mess with the line separator explicitly. It all just works with a dedicated API method! – lpapp Aug 27 '14 at 15:23 ...
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Position geom_text on dodged barplot

... Is this what you want? ggplot(bar) + geom_bar(aes(variable, `(all)`, fill = ustanova), position = "dodge") + geom_text(aes(variable, `(all)`, label = sprintf("%2.1f", `(all)`)), position = position_dodge(width = 1)) + coord_flip() The key is using position = position...
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DropDownList in MVC 4 with Razor

...iew to cast it , like this: @Html.DropDownListFor(model => model.model_year, ViewBag.Years as List<SelectListItem>, "-- Select Year --") – Bashar Abu Shamaa Feb 26 '16 at 19:23 ...
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How can I get “Copy to Output Directory” to work with Unit Tests?

... folder and then the tests are executed. The issue I'm having is that not all the files in the Debug/bin directory are copied to the TestResults project. ...
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Who sets response content-type in Spring MVC (@ResponseBody)

...operty> </bean> However, using this method you have to redefine all HttpMessageConverters, and also it doesn't work with <mvc:annotation-driven />. So, perhaps the most convenient but ugly method is to intercept instantiation of the AnnotationMethodHandlerAdapter with BeanPostProce...
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Failed to serialize the response in Web API with Json

I am working with ASP.NET MVC 5 Web Api. I want consult all my users. 27 Answers 27 ...