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What is the meaning of “$” sign in JavaScript
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Your snippet of code looks like it's referencing methods from one of the popular JavaScript libraries (jQuery, ProtoType, mooTools, and so on).
There's nothing mysterious about the use of $ in JavaScript. $ is simply a valid JavaScript identifier.
JavaScript allows upper and lower let...
Error :: duplicate files during packaging of APK
... instead of NOTICE.txt? Though the error looks actually different from the one where the exclude happens. Do you have a META-INF/notice.txt file in your src/main/resources/ ?
– Xavier Ducrohet
Mar 18 '14 at 15:48
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How can I efficiently select a Standard Library container in C++11?
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Not that I know of, however it can be done textually I guess. Also, the chart is slightly off, because list is not such a good container in general, and neither is forward_list. Both lists are very specialized containers for niche applications.
To build such a ch...
Difference between == and ===
...mory location doesn't offer any meaningful value?
– Honey
Dec 1 '16 at 19:00
2
There's at least t...
Building a complete online payment gateway like Paypal [closed]
...lking about is becoming a payment service provider. I have been there and done that. It was a lot easier about 10 years ago than it is now, but if you have a phenomenal amount of time, money and patience available, it is still possible.
You will need to contact an acquiring bank. You didnt say wha...
Create nice column output in python
...g like: max((w for sub in data for w in sub), key=len). [P.S. I wasn't the one to downvote]
– Rik Poggi
Apr 3 '12 at 8:19
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What exactly is metaprogramming?
...l fashions. LISP is well known for this and is something Paul Graham championed about a decade ago. I'll have to look up some of his specific essays. But the idea is that the program would change another part of the program based on its state. This allows a level of flexibility to make decisions at ...
Enabling markdown highlighting in Vim
... You can make this less visually striking by changing that highlight rule. One quick way to do this would be something like:
:hi link mkdLineBreak Underlined
Now those end-of-line spaces will show up as underlined. Try linking to other highlight groups for something that may appeal to you more. I...
How to generate all permutations of a list?
...(<2.6) for some reason or are just curious to know how it works, here's one nice approach, taken from http://code.activestate.com/recipes/252178/:
def all_perms(elements):
if len(elements) <=1:
yield elements
else:
for perm in all_perms(elements[1:]):
for ...
Section vs Article HTML5
...on it looks they the more correct tag would be <article> . Could anyone shed some light on this for me?
10 Answers
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