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java: (String[])List.toArray() gives ClassCastException
...hat type of array to create.
use
toArray(new String[v2.size()]);
which allocates the right kind of array (String[] and of the right size)
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How to interactively (visually) resolve conflicts in SourceTree / git
...ols->Options. Then on the "General" tab, make sure to check the box to allow SourceTree to modify your Git config files.
Then switch to the "Diff" tab. On the lower half, use the drop down to select the external program you want to use to do the diffs and merging. I've installed KDiff3 and li...
Passing HTML to template using Flask/Jinja2
...nder_template . The templating framework seems to escape the html automatically, so all
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class name and method name dropdown list is missing (visual studio setting)
... and method name dropdown lists again? It's the dropdown lists that are usually above the code. It's just a setting but i can't seem to find it. I don't want to reset my setting btw. I shouldn't have to.
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How did this person code “Hello World” with Microsoft Paint?
...present colors (i.e. none of them are "mandated" by the file format2, they all come from the color of each pixel), and there's a perfect 1:1 correspondence between pixel colors and bytes written in the file; thus, using perfectly chosen colors you can actually write anything you want in the file (wi...
uint8_t vs unsigned char
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It documents your intent - you will be storing small numbers, rather than a character.
Also it looks nicer if you're using other typedefs such as uint16_t or int32_t.
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Odd behavior when Java converts int to byte?
...+ unsignedByte);
Would print out: "Signed: -1 Unsigned: 255"
What's actually happening here?
We are using bitwise AND to mask all of the extraneous sign bits (the 1's to the left of the least significant 8 bits.)
When an int is converted into a byte, Java chops-off the left-most 24 bits
111111...
What's the difference between RouteLink and ActionLink in ASP.NET MVC?
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+1 for a great blog post. Really handy. And shows there's just too many possibilities. MS guys should only implement the fastest. But people rather use the fancy lambda slowest one.
– Robert Koritnik
Oct 21 '09 at ...
jQuery selector for inputs with square brackets in the name attribute
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I am not able to select (coincidentally a select tag) <select name="foo[bar]"> using $('select[name=foo\\[bar\\]]') however I am able to do so using $('select[name="foo[bar]"]), you second suggestion.
– Frank Nocke
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When is memoization automatic in GHC Haskell?
...2' = \n -> (!!) (filter odd [1..]) n
(Note: The Haskell 98 report actually describes a left operator section like (a %) as equivalent to \b -> (%) a b, but GHC desugars it to (%) a. These are technically different because they can be distinguished by seq. I think I might have submitted a G...