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bundle install returns “Could not locate Gemfile”
... Avoid using sudo to install gems. This will cause you pain. Read more: thoughtbot.com/blog/psa-do-not-use-system-ruby
– David Hempy
Mar 5 at 13:39
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When to use LinkedList over ArrayList in Java?
...) for index = 0.
ArrayList<E>, on the other hand, allow fast random read access, so you can grab any element in constant time. But adding or removing from anywhere but the end requires shifting all the latter elements over, either to make an opening or fill the gap. Also, if you add more elem...
How do you convert a byte array to a hexadecimal string, and vice versa?
...ing. String myValue = 10.ToString("X"); myValue is "A" not "0A". Now go read that string back into bytes, oops you broke it.
– 00jt
Jan 30 '13 at 19:25
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How to store printStackTrace into a string [duplicate]
... what about closing PrintWriter after usage to release resources? Reading the docs I found that is not necessary for StringWriter.
– jelies
Jan 22 '14 at 9:29
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Is .NET/Mono or Java the better choice for cross-platform development? [closed]
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I'am really glad to read this and joyfull about the votes in a Microsoft world. .NET is really good but Java have a legitimity as I always tried to explain as a .NET developper and an old Java one ;)
– JoeBilly
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How to check if a file exists in a folder?
...Noe that this answer returns false if the user does not have permission to read the file. So it does more than just checkinf if the file exists in a folder. You might want to use DirectoryInfo.GetFiles() and enumerate the result.
– ogborstad
Feb 10 '15 at 8:50
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Remove all multiple spaces in Javascript and replace with single space [duplicate]
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i'm reading data in from a txt file (via AJAX), and @InfinitiesLoop regex worked fine but Josiah's didn't
– Jeff
Apr 23 '12 at 13:48
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How can I access and process nested objects, arrays or JSON?
...rse JSON is explained in the question Parse JSON in JavaScript? .
Further reading material
How to access arrays and objects is fundamental JavaScript knowledge and therefore it is advisable to read the MDN JavaScript Guide, especially the sections
Working with Objects
Arrays
Eloquent JavaScript ...
How do I get a value of a using jQuery?
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Assuming you intended it to read id="item1", you need
$('#item1 span').text()
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Traversing text in Insert mode
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If you are a vim purist, skip reading this answer. OTOH, if you are new to vim and are looking for a few helpful tips you wont find in the many hundred of vim tutorials and blogs, read on... :-)
A few un-orthodox (vim) ways
It's 2014, and as someone who...