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Spring MVC: How to return image in @ResponseBody?
...age.jpg");
final HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.IMAGE_PNG);
return new ResponseEntity<byte[]>(IOUtils.toByteArray(in), headers, HttpStatus.CREATED);
}
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How do I make XAML DataGridColumns fill the entire DataGrid?
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Make sure your DataGrid has Width set to something like {Binding Path=ActualWidth, RelativeSource={RelativeSource Mode=FindAncestor,AncestorType=Window,AncestorLevel=1}}.
Like that, your setting of Width="*" attribute on DataGrid.Columns/DataGridXXXXColumn e...
How to re-raise an exception in nested try/except blocks?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
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Check whether an input string contains a number in javascript
... a literal match. It makes one small sequence of characters match a larger set of characters. For example, [A-Z] could stand for the upper case alphabet, and \d could mean any digit.
From below example
contains_alphaNumeric « It checks for string contains either letter or number (or) both letter...
How to replace a character by a newline in Vim
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Here's the trick:
First, set your Vi(m) session to allow pattern matching with special characters (i.e.: newline). It's probably worth putting this line in your .vimrc or .exrc file:
:set magic
Next, do:
:s/,/,^M/g
To get the ^M character, type Ctr...
.gitignore all the .DS_Store files in every folder and subfolder
I've added .DS_Store to the .gitignore file, but it seems that it is only ignoring .DS_Store in the root directory, not in every folder and subfolder.
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How to change variables value while debugging with LLDB in Xcode?
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expr (void)[label setText:@"Foo"] should do it. Dot-Syntax usually won't work in the debugger. lldb probably interprets it as you wanted to access a member of a c-struct, but I'm not sure if this is the reason it won't work. Dot-Syntax doesn't...
How can I round up the time to the nearest X minutes?
...ime object with this method? Like the kind and the time zone, if there are set?
– Evren Kuzucuoglu
Jul 14 '14 at 12:37
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Reference: mod_rewrite, URL rewriting and “pretty links” explained
...at matches the URL on the hard disk. If the document root of the server is set to, say, /var/www, it may look whether the file /var/www/foo/bar.html exists and serve it if so. If the file ends in ".php" it will invoke the PHP interpreter and then return the result. All this association is completely...
What is a “cache-friendly” code?
... cost. The idea is that most of the executing code will be hitting a small set of variables often, and the rest (a much larger set of variables) infrequently. If the processor can't find the data in L1 cache, then it looks in L2 cache. If not there, then L3 cache, and if not there, main memory. Each...