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Is there a “do … while” loop in Ruby?

...ful. The following is a common idiom to memoize a one-liner method with no params: def expensive @expensive ||= 2 + 2 end Here is an ugly, but quick way to memoize something more complex: def expensive @expensive ||= begin n = 99 buf = "" begin buf << "#{n} ...
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How to delete last character from a string using jQuery?

...lso try this in plain javascript "1234".slice(0,-1) the negative second parameter is an offset from the last character, so you can use -2 to remove last 2 characters etc share | improve this answ...
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NSURLRequest setting the HTTP header

...: NSURL = NSURL(string: APIBaseURL + "&login=1951&pass=1234")! var params = ["login":"1951", "pass":"1234"] request = NSMutableURLRequest(URL:url) request.HTTPMethod = "POST" var err: NSError? request.HTTPBody = NSJSONSerialization.dataWithJSONObject(params, options: nil, error: &err) re...
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Installing multiple instances of the same windows service on a server

... up any resources being used. /// </summary> /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param> protected override void Dispose(bool disposing) { if (disposing && (components != nul...
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Url.Action parameters?

...h will successfully invoke the GetByList controller action passing the two parameters: public ActionResult GetByList(string name, string contact) { ... } share | improve this answer ...
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How to manage a redirect request after a jQuery Ajax call

...ax call we used something like: $.post("myAjaxHandler", { param1: foo, param2: bar }, function(data){ cbWrapper(data, myActualCB); }, "html" ); This worked for us because all Ajax calls always returned HTML inside a DIV element that ...
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Localization of DisplayNameAttribute

...expression, typeof expression or array creation expression of an attribute parameter type". However, passing the value to LocalizedDisplayName as a string works. Wish it would be strongly typed. – Azure SME Feb 25 '10 at 9:11 ...
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Can Selenium interact with an existing browser session?

...ion_id #'4e167f26-dc1d-4f51-a207-f761eaf73c31' Use these two parameter to connect to your driver. driver = webdriver.Remote(command_executor=url,desired_capabilities={}) driver.close() # this prevents the dummy browser driver.session_id = session_id And you are connected to your ...
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When do you use varargs in Java?

...good example is String.format. The format string can accept any number of parameters, so you need a mechanism to pass in any number of objects. String.format("This is an integer: %d", myInt); String.format("This is an integer: %d and a string: %s", myInt, myString); ...
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RestSharp JSON Parameter Posting

I am trying to make a very basic REST call to my MVC 3 API and the parameters I pass in are not binding to the action method. ...