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How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles,
...est, I get an error Caused by: java.lang.IllegalArgumentException: Can not set com.horariolivre.security.CustomAuthenticationProvider field com.horariolivre.security.SecurityConfig.authenticationProvider to $Proxy36. I get the same error if I use the add fetchType=FetchType.EAGER inside my ManyToMan...
What's the difference between including files with JSP include directive, JSP include action and usi
...e between using direct include and a Tag File. But custom tags have a rich set of features. They can
Be customized by means of attributes passed from the calling page.
Pass variables back to the calling page.
Access all the objects available to JSP pages.
Communicate with each other. You can creat...
How to Deep clone in javascript
... just pass the reference of this object?
Another solution is - you could set a convention that all objects which must be cloned should implement this part by themselves and provide appropriate API method ( like cloneObject ). Something what cloneNode is doing for DOM.
You decide.
...
Bad value X-UA-Compatible for attribute http-equiv on element meta
... to IE
To add the header in PHP we can just add this to our page:
if (isset($_SERVER['HTTP_USER_AGENT']) &&
(strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false))
header('X-UA-Compatible: IE=edge,chrome=1');
Or you could add it to your .htaccess file like so:
<FilesMa...
Most efficient way to create a zero filled JavaScript array?
...te that to iterate over the array (e.g. map or forEach) the values must be set, otherwise it will skip those indexes. The values you set can be whatever you want – even undefined. Example: try new Array(5).forEach(val => console.log('hi')); vs new Array(5).fill(undefined).forEach(val => cons...
Deleting all pending tasks in celery / rabbitmq
...tly analytics
*.pidbox - Queue for worker commands, such as shutdown and reset, one per worker (2 celery workers, one apns worker, one analytics worker)
bcast.* - Broadcast queues, for sending messages to all workers listening to a queue (rather than just the first to grab it)
celeryev.* - Celery ev...
How to specify JVM maximum heap size “-Xmx” for running an application with “run” action in SBT?
...gives by default. I know in Java it's specified by "-Xmx" option. How do I set SBT up to use particular "-Xmx" value to run an application with "run" action?
...
Create subdomains on the fly with .htaccess (PHP)
...riate data
The long version
1. Create a wildcard DNS entry
In your DNS settings you need to create a wildcard domain entry such as *.example.org. A wildcard entry looks like this:
*.example.org. 3600 A 127.0.0.1
2. Include the wildcard in vhost
Next up in the Apache configuration you nee...
What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
...e page loading times. If the <script> tags have the defer attribute set you can't know in which order they'll be interpreted, so as described above this fixes that problem too.
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improv...
Designing function f(f(n)) == -n
...(y) = -x, and f(-y) = x.
So, we need to divide all integers except 0 into sets of 4, but we have an odd number of such integers; not only that, if we remove the integer that doesn't have a positive counterpart, we still have 2(mod4) numbers.
If we remove the 2 maximal numbers left (by abs value), ...