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What are the best practices for JavaScript error handling?
...erprise JavaScript Error Handling can be found at http://www.devhands.com/2008/10/javascript-error-handling-and-general-best-practices/
In short it summarizes:
Assume your code will fail
Log errors to the server
You, not the browser, handle errors
Identify where errors might occur
Throw your own ...
Create JSON object dynamically via JavaScript (Without concate strings)
...not need to count the rows with ´rowNum´?
– Xotic750
May 12 '13 at 12:45
1
push does not need r...
Read password from stdin
...
answered Nov 19 '09 at 8:29
mjvmjv
65.3k1212 gold badges9595 silver badges146146 bronze badges
...
How to check if element has any children in Javascript?
...
or the length property of childNodes:
if (element.childNodes.length > 0) { // Or just `if (element.childNodes.length)`
// It has at least one
}
If you only want to know about child elements (as opposed to text nodes, attribute nodes, etc.) on all modern browsers (and IE8 — in fact, eve...
Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?
...nd any documentation on the .build method in Rails (i am currently using 2.0.2).
2 Answers
...
Find the most common element in a list
...# print 'SL:', SL
groups = itertools.groupby(SL, key=operator.itemgetter(0))
# auxiliary function to get "quality" for an item
def _auxfun(g):
item, iterable = g
count = 0
min_index = len(L)
for _, where in iterable:
count += 1
min_index = min(min_index, where)
...
invalid command code ., despite escaping periods, using sed
...ving '' as argument to -i:
find ./ -type f -exec sed -i '' -e "s/192.168.20.1/new.domain.com/" {} \;
See this.
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Find unmerged Git branches?
... |
edited Jan 9 '15 at 20:05
answered Sep 5 '12 at 6:57
A...
Using querySelector with IDs that are numbers
...
109
It is valid, but requires some special handling. From here: http://mathiasbynens.be/notes/css-...
In Java, how do I parse XML as a String instead of a file?
...
answered Feb 18 '09 at 18:10
shsteimershsteimer
26.1k2929 gold badges7373 silver badges9292 bronze badges
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