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Multiple submit buttons in an HTML form
...alls for a lot of trouble. Even the simple case: "we should abbreviate the string to 'Prev. Page' " will ruin your sites functionality.
– Tylla
May 4 at 23:30
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Whether a variable is undefined [duplicate]
...ver return 'undefined' for an empty selection. It always returns an empty string (i.e. ""). .html() will return null if the element doesn't exist though.You need to do:
if(page_name != '')
For other variables that don't come from something like jQuery.val() you would do this though:
if(typeof ...
How would I create a UIAlertView in Swift?
...should only be used when UIAlertController is not available. if NSClassFromString("UIAlertController") != nil { /* use UIAlertController * / } else { /* use UIAlertView * / }
– phatblat
Apr 16 '15 at 17:01
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C# DLL config file
...ionManager.OpenExeConfiguration(Assembly.GetExecutingAssembly().Location);
string dllConfigData = appConfig.AppSettings.Settings["dllConfigData"].Value;
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Illegal mix of collations MySQL Error
...me whether this has side effects. Therefore I tried somehow to convert the string into some other format that solved the collation problem.
What I found working is to do the string compare by converting the strings into a hexadecimal representation of it's characters. On the database this is done wi...
How to convert NSNumber to NSString
So I have an NSArray "myArray" with NSNumber s and NSString s. I need them in another UIView so i go like this:
7 Ans...
Simplest way to check if key exists in object using CoffeeScript
...ike this response because key of obj will throw an error if the value is a string or number. Cannot use 'in' operator to search. In this case if the object is not undefined and not null it will work.
– jqualls
Jun 25 '14 at 20:14
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How do I parse a URL query parameters, in Javascript? [duplicate]
In Javascript, how can I get the parameters of a URL string (not the current URL)?
2 Answers
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Real World Example of the Strategy Pattern
... save a file, or make a webcall
Outputting: We need to output X as a plain string, but later may be a CSV, XML, JSON, etc.
Examples
I have a project where the users can assign products to people in a database. This assignment of a product to a person has a status which is either "Approved" or "...
How to extract a floating number from a string [duplicate]
I have a number of strings similar to Current Level: 13.4 db. and I would like to extract just the floating point number. I say floating and not decimal as it's sometimes whole. Can RegEx do this or is there a better way?
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