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How to find a parent with a known class in jQuery?
...o the jQuery parents function:
d.parents('.a').attr('id')
EDIT Hmm, actually Slaks's answer is superior if you only want the closest ancestor that matches your selector.
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How to output loop.counter in python jinja template?
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The counter variable inside the loop is called loop.index in jinja2.
>>> from jinja2 import Template
>>> s = "{% for element in elements %}{{loop.index}} {% endfor %}"
>>> Template(s).render(elements=["a", "b", "c", "d"])
1 2 3 4
See h...
UUID max character length
...rom the canonical/string representation, or not have a UUID object type at all; the UUID might be stored in string form in a file, making comparison with the binary form cumbersome, etc.
– TaylanUB
Jun 12 '18 at 7:50
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Undoing a commit in TortoiseSVN
... Don't forget to commit afterwards, because it just merges locally.
– pihentagy
Apr 26 '11 at 10:38
5
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How to scroll to an element inside a div?
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This was really helpful! If you want to set the scroll multiple times you need to offset by your current scroll location. Here's how I did it in jQuery: $('#scrolling_div').scrollTop($('#scrolling_div').scrollTop() + $('#element_within_...
Is there a “do … while” loop in Ruby?
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It looks like the begin-end-while loop is actually evaluating the condition before running the loop. The difference between that and a regular while loop is that it's guaranteed to run at least once. It's just close enough to do...while to cause problems.
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Why are two different concepts both called “heap”?
Why are the runtime heap used for dynamic memory allocation in C-style languages and the data structure both called "the heap"? Is there some relation?
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looping through an NSMutableDictionary
How do I loop through all objects in a NSMutableDictionary regardless of the keys?
6 Answers
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
... {
SecurityContextHolder.setContext(securityContext);
}
}
And, finally, the production Spring config looks like this:
<bean id="myController" class="com.foo.FooController">
...
<constructor-arg index="1">
<bean class="com.foo.SecurityContextHolderFacade">
<...
How to delete last character from a string using jQuery?
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@skajfes and @GolezTrol provided the best methods to use. Personally, I prefer using "slice()". It's less code, and you don't have to know how long a string is. Just use:
//-----------------------------------------
// @param begin Required. The index where
// to begin th...