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ModelState.AddModelError - How can I add an error that isn't for a property?

...than one of it's properties, as usual you call: ModelState.AddModelError(string key, string errorMessage); but use an empty string for the key: ModelState.AddModelError(string.Empty, "There is something wrong with Foo."); The error message will present itself in the <%: Html.ValidationSumm...
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How do I obtain crash-data from my Android application?

...onHandler { private UncaughtExceptionHandler defaultUEH; private String localPath; private String url; /* * if any of the parameters is null, the respective functionality * will not be used */ public CustomExceptionHandler(String localPath, String url) { ...
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Two-way encryption: I need to store passwords that can be retrieved

...verification of source data * */ class Encryption { /** * @var string $cipher The mcrypt cipher to use for this instance */ protected $cipher = ''; /** * @var int $mode The mcrypt cipher mode to use */ protected $mode = ''; /** * @var int $rounds The...
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Send POST request using NSURLSession

...configuration delegate:self delegateQueue:nil]; NSURL *url = [NSURL URLWithString:@"[JSON SERVER"]; NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy ...
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date format yyyy-MM-ddTHH:mm:ssZ

...UTC ISO 8601 (MSDN datetime formats) Console.WriteLine(DateTime.UtcNow.ToString("s") + "Z"); 2009-11-13T10:39:35Z The Z is there because If the time is in UTC, add a 'Z' directly after the time without a space. 'Z' is the zone designator for the zero UTC offset. "09:30 UTC" is t...
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Select which href ends with some string

... can use the built-in method querySelectorAll instead. Almost all selector strings used for jQuery work with DOM methods as well: const anchors = document.querySelectorAll('a[href$="ABC"]'); Or, if you know that there's only one matching element: const anchor = document.querySelector('a[href$="A...
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How do I overload the [] operator in C# [duplicate]

...e. Can it be done in an interface? interface ICache { object this[string key] { get; set; } } Edit: Yes. – Michael Sep 19 '12 at 20:45 ...
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How to get the concrete class name as a string? [duplicate]

...ing for a way to get the concrete class name for an instance variable as a string. 3 Answers ...
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Replace spaces with dashes and make all letters lower-case

I need to reformat a string using jQuery or vanilla JavaScript 5 Answers 5 ...
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How do I update the element at a certain position in an ArrayList? [duplicate]

I have one ArrayList of 10 String s. How do I update the index 5 with another String value? 5 Answers ...