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How to specify jackson to only use fields - preferably globally
...n allowed me to use a Mixin to easily convert Hibernate entities to DTOs. By default the ObjectMapper serializes everything and a Mixin would have to specify which properties to ignore (i.e. a subtraction instead of an intersection).
– TastyWheat
Jun 3 '19 at ...
What to do on TransactionTooLargeException
...dn't say it is a resource issue.
The crash is always immediately preceded by these lines:
W/InputDispatcher( 2271): channel ~ Consumer closed input channel or an error occurred. events=0x9
E/InputDispatcher( 2271): channel ~ Channel is unrecoverably broken and will be disposed!
E/JavaBinder(28182...
How do I implement basic “Long Polling”?
...ly freeze up. This would better be done checking if the file contains a valid JSON response, and/or keeping a running total of requests-per-minute/second, and pausing appropriately.
If the page errors, it appends the error to the #messages div, waits 15 seconds and then tries again (identical to ho...
Change SVN repository URL
... uuid column values to the new ones. You can find the UUID of the new repo by issuing svn info NEW_SERVER.
Again, treat this as a last resort method.
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Lock, mutex, semaphore… what's the difference?
...rocesses.
A mutex is the same as a lock but it can be system wide (shared by multiple processes).
A semaphore does the same as a mutex but allows x number of threads to enter, this can be used for example to limit the number of cpu, io or ram intensive tasks running at the same time.
For a more d...
Add Bootstrap Glyphicon to Input Box
...o do this yourself. As beard of prey points out, you can do this with CSS by absolutely positioning the icon inside of the input element. Then add padding to either side so the text doesn't overlap with the icon.
So for the following HTML:
<div class="inner-addon left-addon">
<i cla...
Understanding $.proxy() in jQuery
...l()
.apply()
If we have a function foobar() we can change the this value by calling:
foobar.call({test: 5});
Now we could access in foobar the object we passed in:
function foobar() {
this.test // === 5
}
This is exactly what jQuery.proxy() does. It takes a function and context (which i...
jQuery UI accordion that keeps multiple sections open?
....g. you're maintaining an existing system), it is possible to achieve this by using the beforeActivate event handler option to subvert and emulate the default behavior of the widget.
For example:
$('#accordion').accordion({
collapsible:true,
beforeActivate: function(event, ui) {
...
Has anyone ever got a remote JMX JConsole to work?
...and both jmx and rmi port also have to be same
– shabby
May 16 '17 at 6:53
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What is a simple command line program or script to backup SQL server databases?
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You can use the backup application by ApexSQL. Although it’s a GUI application, it has all its features supported in CLI. It is possible to either perform one-time backup operations, or to create a job that would back up specified databases on the regular ba...