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Call ASP.NET function from JavaScript?

... Tab-Tab) this function to your code file: public void RaisePostBackEvent(string eventArgument) { } iii. In your onclick event in JavaScript, write the following code: var pageId = '<%= Page.ClientID %>'; __doPostBack(pageId, argumentString); This will call the 'RaisePostBackEvent' meth...
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Split a string by another string in C#

I've been using the Split() method to split strings, but this only appears to work if you are splitting a string by a character. Is there a way to split a string , with another string being the split by parameter? ...
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Initializing a static std::map in C++

... I'm using your first sample as <int,string> to bind error-numbers (from an enum) with messages - it is working like a charm - thank you. – slashmais Sep 22 '10 at 10:57 ...
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Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2

...nging order and names of variables, shortening variables, changing case of strings). From this, you should be able to figure out what was missing from one or the other. For example (this is not very elegant): difference <- data.frame(lapply(1:ncol(a1),function(i)setdiff(a1[,i],comparison$tM[,...
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JavaScript/jQuery to download file via POST with JSON data

... body, appends the iframe HTML, and sets the innerHTML of the page to that string. This will wipe out any event bindings your page has, amongst other things. Create an element and use appendChild instead. $.post('/create_binary_file.php', postData, function(retData) { var iframe = document.create...
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what's the correct way to send a file from REST web service to client?

...o my client. So far I've gotten the hang of how to send simple data types (strings, integers, etc) but sending a file is a different matter since there are so many file formats that I don't know where I should even begin. My REST service is made on Java and I'm using Jersey, I'm sending all the data...
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How do I store an array in localStorage? [duplicate]

... localStorage only supports strings. Use JSON.stringify() and JSON.parse(). var names = []; names[0] = prompt("New member name?"); localStorage.setItem("names", JSON.stringify(names)); //... var storedNames = JSON.parse(localStorage.getItem("names"));...
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Difference between Inheritance and Composition

...s : Public class Transaction { Banking b; public static void main(String a[]) { b = new Deposit(); if(b.deposit()){ b = new Credit(); c.credit(); } } } Good to know : composition is easily achieved at runtime w...
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what is faster: in_array or isset? [closed]

...ated and contain non-hashable objects. Keys must be unique and can only be strings and integers which makes them easily hashable. While you could create a one-to-one map that hashes both keys and values, this isn't how PHP's array works. – David Harkness Nov 20...
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Contains method for a slice

...iom. Since you aren't interested in the value, you might also create a map[string]struct{} for example. Using an empty struct{} here has the advantage that it doesn't require any additional space and Go's internal map type is optimized for that kind of values. Therefore, map[string] struct{} is a po...