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Spring MVC: How to return image in @ResponseBody?
... specify "produces" in @RequestMapping annotation. Example below works for me out of box. No need of register converter or anything else if you have web mvc enabled (@EnableWebMvc).
@ResponseBody
@RequestMapping(value = "/photo2", method = RequestMethod.GET, produces = MediaType.IMAGE_JPEG_VALUE)
p...
CHECK constraint in MySQL is not working
... delimiter //
mysql> CREATE TRIGGER trig_sd_check BEFORE INSERT ON Customer
-> FOR EACH ROW
-> BEGIN
-> IF NEW.SD<0 THEN
-> SET NEW.SD=0;
-> END IF;
-> END
-> //
mysql> delimiter ;
Hope that helps.
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Getting View's coordinates relative to the root layout
...
This is one solution, though since APIs change over time and there may be other ways of doing it, make sure to check the other answers. One claims to be faster, and another claims to be easier.
private int getRelativeLeft(View myView) {
if (myView.getParent() == myView.get...
ADT requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found
...
I've just encountered exactly the same problem in Eclipse 3.6 (Helios). After plenty of Googling I came across this link:
http://code.google.com/intl/es/eclipse/docs/faq.html#wstinstallerror
During installation, there's an error
about requiring
org.ecl...
How do you determine what technology a website is built on? [closed]
Quite often I come across a nice looking or functional website, and wonder what technology was used to create it. What techniques are available to figure out what a
particular website was built with?
...
Adding rounded corner and drop shadow to UICollectionViewCell
...ssed UICollectionViewCell , and here is my code where I add various UI elements to the cell's content view and adding shadow to the layer:
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How to delete all files and folders in a directory?
...)
{
dir.Delete(true);
}
If your directory may have many files, EnumerateFiles() is more efficient than GetFiles(), because when you use EnumerateFiles() you can start enumerating it before the whole collection is returned, as opposed to GetFiles() where you need to load the entire collectio...
Spring - @Transactional - What happens in background?
I want to know what actually happens when you annotate a method with @Transactional ?
Of course, I know that Spring will wrap that method in a Transaction.
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What is the simplest way to get indented XML with line breaks from XmlDocument?
When I build XML up from scratch with XmlDocument , the OuterXml property already has everything nicely indented with line breaks. However, if I call LoadXml on some very "compressed" XML (no line breaks or indention) then the output of OuterXml stays that way. So ...
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Combine two ActiveRecord::Relation objects
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If you want to combine using AND (intersection), use merge:
first_name_relation.merge(last_name_relation)
If you want to combine using OR (union), use or†:
first_name_relation.or(last_name_relation)
† Only in ActiveRecord 5+; for 4.2 install the where-or backport.
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