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Autowiring two beans implementing same interface - how to set default bean to autowire?
...ments DeviceDao
This way it will be selected as the default autowire candididate, with no need to autowire-candidate on the other bean.
Also, rather than using @Autowired @Qualifier, I find it more elegant to use @Resource for picking specific beans, i.e.
@Resource(name="jdbcDeviceDao")
DeviceDa...
What happens if a Android Service is started multiple times?
...so says there: "The startService() method returns immediately and the Android system calls the service's onStartCommand() method. If the service is not already running, the system first calls onCreate(), then calls onStartCommand()." So if the service is already running then the system will skip the...
How can I delete Docker's images?
...containers. It will not be possible to restore them!
This solution is provided by Techoverflow.net.
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iTunes Connect: How to choose a good SKU?
I'm reading the iTunes Connect Developer Guide as I'm trying to add a new application to iTunes Connect.
7 Answers
...
Fastest way to check if a string is JSON in PHP?
...true number. 6.5 = true, '300' = true, 9 = true etc. So this might be a valid JSON value but the function might not behave as you expect, if you want to check only for valid JSON strings with {} or [];
– BadHorsie
Feb 25 '14 at 16:57
...
No identities are available for signing Xcode 5
I have an error "No identities are available for signing" when try to validate my app in Xcode 5. I tried all: Recreate certificates and provisioning profiles, all methods which have been described on this site and another resources; I'm confused, because when I try to distribute my app as Ad-hoc, i...
Make JQuery UI Dialog automatically grow or shrink to fit its contents
....8, the working solution (as mentioned in the second comment) is to use:
width: 'auto'
Use the autoResize:true option. I'll illustrate:
<div id="whatup">
<div id="inside">Hi there.</div>
</div>
<script>
$('#whatup').dialog(
"resize", "auto"
...
Remove specific commit
...ove altogether only the last commit:
git reset --soft "HEAD^"
Note: Avoid git reset --hard as it will also discard all changes in files since the last commit. If --soft does not work, rather try --mixed or --keep.
Rebase (show the log of the last 5 commits and delete the lines you don't want, ...
What does “Object reference not set to an instance of an object” mean? [duplicate]
...es are primitives such as integers and booleans or structures (and can be identified because they inherit from System.ValueType). Boolean variables, when declared, have a default value:
bool mybool;
//mybool == false
Reference types, when declared, do not have a default value:
class ExampleClas...
Run an Application in GDB Until an Exception Occurs
... which has the following ANSI C interface:
/* addr is where the exception identifier is stored.
id is the exception identifier. */
void __raise_exception (void **addr, void *id);
To make the debugger catch all exceptions before any stack unwinding takes place, set a breakpoint on __raise_exce...