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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...ild classloader is not visible. This is sometimes the case when working in more complex environments like an App Server (WebSphere is infamous for such classloader issues).
People often tend to confuse java.lang.NoClassDefFoundError with java.lang.ClassNotFoundException however there's an important...
Array vs. Object efficiency in JavaScript
...kup's in a large data set where you use a object as a map then a object is more efficient. jsperf.com/array-vs-object-performance/35
– f1v
Feb 14 '14 at 17:07
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':app:lintVitalRelease' error when generating signed apk
...need to disable debugging before it can be published in Google Play. Learn more about debuggable APKs."
26 Answers
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How do I capture response of form.submit
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I'm posting this comment more as an FYI that the above solution works, except when it comes to File Uploads via AJAX on IE 9 and below. I've had problems submitting files via ajax on non-HTML5 IE browsers (IE 9 and below) so I must use an iframe hack...
Android equivalent to NSNotificationCenter
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@dsaff despite being a more complete answer, in no way my answer is wrong, I clearly don't deserve a -1. What does make sense is for you to +1 Shiki's answer.
– Rui Peres
Nov 2 '12 at 14:46
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How to make connection to Postgres via Node.js
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Is it possible to GROUP BY multiple columns using MySQL?
Is it possible to GROUP BY more than one column in a MySQL SELECT query? For example:
7 Answers
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Creating a jQuery object from a big HTML-string
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With more complex HTML I needed to remove .contents to get this to work. jsfiddle.net/h45y2L7v
– Simon Hutchison
Jun 22 '16 at 3:04
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What's a good hex editor/viewer for the Mac? [closed]
...lize this is equivalent to doing cat filename.bin | xxd. So really this is more of a "did you know that you have an xxd command?" answer. Now that I look into it, I find that xxd also accepts a filename. So, if you only need to see the content of the binary/hex file, you can just use xxd filename.bi...
Determining Whether a Directory is Writeable
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Although what Christophe suggested is a more Pythonic solution, the os module does have the os.access function to check access:
os.access('/path/to/folder', os.W_OK) # W_OK is for writing, R_OK for reading, etc.
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