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How to fix: android.app.RemoteServiceException: Bad notification posted from package *: Couldn't cre

...ant to reference R.drawable.my_image, it's safer to save it to bundle as a string( bundle.putString("img", "my_image")and then convert when needed to actual @DrawableRes integer as follows: ctx.resources.getIdentifier(bundle.getString("img"), "drawable", ctx.packageName) – vano...
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Ruby: How to post a file via HTTP as multipart/form-data?

...do it with Net::HTTP. A multipart form post is just a carefully-formatted string with some extra headers. It seems like every Ruby programmer who needs to do multipart posts ends up writing their own little library for it, which makes me wonder why this functionality isn't built-in. Maybe it is.....
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List to array conversion to use ravel() function

... wanted a way to do this without using an extra module. First turn list to string, then append to an array: dataset_list = ''.join(input_list) dataset_array = [] for item in dataset_list.split(';'): # comma, or other dataset_array.append(item) ...
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RGB to hex and hex to RGB

...required zero padding: function componentToHex(c) { var hex = c.toString(16); return hex.length == 1 ? "0" + hex : hex; } function rgbToHex(r, g, b) { return "#" + componentToHex(r) + componentToHex(g) + componentToHex(b); } alert(rgbToHex(0, 51, 255)); // #0033ff Conve...
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Reading a file line by line in Go

...tion into your own function which calls ReadLine in a for-loop. bufio.ReadString('\n') isn't fully equivalent to ReadLine because ReadString is unable to handle the case when the last line of a file does not end with the newline character. ...
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File Upload ASP.NET MVC 3.0

... Another point is you can replace the controller and action names (strings) in the Html.BeginForm() call like so: Html.BeginForm(null, null, FormMethod.Post, new { enctype = "multipart/form-data" }). This is useful if it is a partial view that is called from multiple parent views (or similar...
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C/C++ macro string concatenation

... If they're both strings you can just do: #define STR3 STR1 STR2 The preprocessor automatically concatenates adjacent strings. EDIT: As noted below, it's not the preprocessor but the compiler that does the concatenation. ...
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Using C++ library in C code

... with extern "C": extern "C" int foo(char *bar) { return realFoo(std::string(bar)); } Then, you will call foo() from your C module, which will pass the call on to the realFoo() function which is implemented in C++. If you need to expose a full C++ class with data members and methods, then yo...
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Using Razor within JavaScript

... var description = '@(Model.Description)'; var contentString = '<h3>' + title + '</h3>' + '<p>' + description + '</p>' var infowindow = new google.maps.InfoWindow({ content: contentString }); var marke...
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Using Linq to get the last N elements of a collection?

...d as an extension method, you aren't required to use it that way: List<string> mystring = new List<string>() { "one", "two", "three" }; mystring = Enumerable.Reverse(mystring).Take(2).Reverse().ToList(); share...