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How do I escape the wildcard/asterisk character in bash?
...haviour. So use echo "$foo" in instead of just echo $foo.
LONG ANSWER
I do think this example warrants further explanation because there is more going on than it might seem on the face of it.
I can see where your confusion comes in because after you ran your first example you probably thought to...
Overloading and overriding
... Hey, this might be old but I still have a question about this. Does overloading make it available to have more functionality with 'one' method? Like I can do this: getStuff(2, "Hello world!"); or I can do this getStuff("Myname", "Mysurname", "Hello World!");? Anyone can confirm this is t...
How to decide when to use Node.js?
... you can write an application that sends updates to the user in real time. Doing long polling on many of the web's giants, like Ruby on Rails or Django, would create immense load on the server, because each active client eats up one server process. This situation amounts to a tarpit attack. When you...
git push to specific branch
...t push command. As mentioned in the question link, it's not clear from the documentation.
4 Answers
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How do I strip non alphanumeric characters from a string and keep spaces?
...ion: @search_query.gsub(/[^0-9a-z\\s]/i, '')
– David Douglas
Dec 6 '13 at 12:09
6
slightly less w...
What are the main disadvantages of Java Server Faces 2.0?
...dvantages? Honestly, apart from the relative steep learning curve when you don't have a solid background knowledge about basic Web Development (HTML/CSS/JS, server side versus client side, etc) and the basic Java Servlet API (request/response/session, forwarding/redirecting, etc), no serious disadva...
What's the correct way to communicate between controllers in AngularJS?
...rmance problems as raised by @numan. That is because the event will bubble down through all scopes.
However, the latter (using $rootScope.$emit + $rootScope.$on) does not suffer from this and can therefore be used as a fast communication channel!
From the angular documentation of $emit:
Dispa...
Should a retrieval method return 'null' or throw an exception when it can't produce the return value
... valid for the application logic then return a null.
More important: What do you do other places in the code? Consistency is important.
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How to delete a stash created with git stash create?
Git stash seems to do a lot of what I want, except that it is a little hard to script, as the if you have no changes, then git stash; git stash pop will do something different than if you do have changes in your repository.
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What's the valid way to include an image with no src?
...ything. I know <img src='' /> is invalid so what's the best way to do this?
14 Answers
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