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Best practices for SQL varchar column length [closed]
...d, etc.
Basically, just come up with reasonable business constraints and error on a slightly larger size. As @onedaywhen pointed out, family names in UK are usually between 1-35 characters. If you decide to make it varchar(64), you're not really going to hurt anything... unless you're storing this...
Android read text raw resource file
...h (Exception e) {
// e.printStackTrace();
txtHelp.setText("Error: can't show help.");
}
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Getting file names without extensions
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I got the error " 'builder' does not exist in the current context ". I added 'system.Text' but still got same error. What is the reason?
– ffttyy
Jan 27 '16 at 19:52
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How to alter a column and change the default value?
I got the following error while trying to alter a column's data type and setting a new default value:
7 Answers
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How to create Temp table with SELECT * INTO tempTable FROM CTE Query
...ary table. I am not sure how to do it as it gives an Invalid Object name error.
6 Answers
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Defining TypeScript callback type
...e member variable to your function, then call a method - ugly and prone to errors, because setting the variable first is part of the contract of calling the method.
– David
Apr 17 '15 at 13:05
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Does PHP have threading?
...object and threading in java, those same people will have no doubt seen an error called ConcurrentModificationException - as it sounds an error raised by the java runtime if two threads write the same physical data concurrently. I understand why it exists, but it baffles me that with resources as ch...
C# equivalent of the IsNull() function in SQL Server
... I tried to use the null-coalescing operator but kept getting the error Operator '??' cannot be applied to operands of type 'bool?' and 'int'. The error was misleading. The problem was that I was trying to assign a an int in the right-hand operand position to a boolean variable. I had to ch...
Intellisense and code suggestion not working in Visual Studio 2012 Ultimate RC
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When I try that, I get this: Error 1: Task List Display Settings: The tasklist format has changed. Which led me to this: stackoverflow.com/questions/28189563/… ie. Just have to make sure you don't have a project open. If you do and got that error, r...
Java Annotations
...t on the code but it can be used by the compiler to generate a warning (or error) if the decorated method doesn't actually override another method. Similarly, methods can be marked obsolete.
Then there's reflection. When you reflect a type of a class in your code, you can access the attributes and ...