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Java executors: how to be notified, without blocking, when a task completes?
...asks which I need to submit to an executor service. I want them processed one at a time. The simplest way I can think of is to:
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Ruby on Rails - Import Data from a CSV file
... some basic principle on how to traverse Ruby & Rails API docs. Can anyone share the best practice how to read Ruby API docs?
– Vladimir Kroz
Jan 6 '12 at 11:09
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Avoiding if statement inside a for loop?
...it at first), but I got it so no problem :)
– Skamah One
Jun 1 '13 at 10:38
1
I am glad it helped...
Best way to parse RSS/Atom feeds with PHP [closed]
... used the SimpleXML functions built in to PHP to parse XML documents. It's one of the few generic parsers out there that has an intuitive structure to it, which makes it extremely easy to build a meaningful class for something specific like an RSS feed. Additionally, it will detect XML warnings and ...
Why should hash functions use a prime number modulus?
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Usually a simple hash function works by taking the "component parts" of the input (characters in the case of a string), and multiplying them by the powers of some constant, and adding them together in some integer type. So for example a typical (although not especially good) hash ...
What is the cleanest way to ssh and run multiple commands in Bash?
... pwd
./some_other_action 'other params'
EOF
To avoid the problems mentioned by @Globalz in the comments, you may be able to (depending what you're doing on the remote site) get away with replacing the first line with
ssh otherhost /bin/bash << EOF
Note that you can do variable substitut...
How to mock ConfigurationManager.AppSettings with moq
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I believe one standard approach to this is to use a facade pattern to wrap the configuration manager and then you have something loosely coupled that you have control over.
So you would wrap the ConfigurationManager. Something like:
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Boost Statechart vs. Meta State Machine
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As Christophe has already mentioned, one of the key differences between the two libraries is runtime performance. While MSM probably offers the best you can get here, Statechart consciously trades memory and processor cycles towards better scalability.
Wi...
Preloading CSS Images
...nly
In the below code I am randomly choosing the body element, since it is one of the only elements guaranteed to exist on the page.
For the "trick" to work, we shall use the content property which comfortably allows setting multiple URLs to be loaded, but as shown, the ::after pseudo element is kep...
How to test if list element exists?
... This suggests there is generally no good solution for this in R! One might want more complex things (like testing if $mylist[[12]]$out$mcerror is defined) which would currently be complicated as hell.
– TMS
Sep 11 '14 at 9:51
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