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Properly removing an Integer from a List
Here's a nice pitfall I just encountered.
Consider a list of integers:
8 Answers
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Error: This Android SDK requires Android Developer Toolkit version 22.6.1 or above
...ion 22.6.1 already 2 days ago. It was working fine. Suddenly, When I open eclipse today, it keeps showing me following error:
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Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
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If you set the value of a variable inside the function, python understands it as creating a local variable with that name. This local variable masks the global variable.
In your case, Var1 is considered as a local variable, and it'...
How do I remove a single file from the staging area (undo git add)?
...tuation: I have a Git repository with files already in the index. I make changes to several files, open Git and add these files to my staging area with "git add ."
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What method in the String class returns only the first N characters?
I'd like to write an extension method to the String class so that if the input string to is longer than the provided length N , only the first N characters are to be displayed.
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How can I fill out a Python string with spaces?
I want to fill out a string with spaces. I know that the following works for zero's:
13 Answers
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jQuery and AJAX response header
... As of jQuery >= 1.5, it should be called jqXHR, which is a superset of an XHR object.
– Johan
Oct 1 '14 at 8:13
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Android XML Percent Symbol
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The Android Asset Packaging Tool (aapt) has become very strict in its latest release and is now used for all Android versions. The aapt-error you're getting is generated because it no longer allows non-positional format specifiers.
Here a...
git add only modified changes and ignore untracked files
...r me. Not that it will affect the end result in this case, but for sake of setting an example here's the sed command I used: sed 's/.*modified: *//'. Verified on Mac OS X 10.9.5.
– Samuel
Mar 30 '15 at 22:09
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Jackson serialization: ignore empty values (or null)
...ption is to configure the ObjectMapper directly, simply by calling
mapper.setSerializationInclusion(Include.NON_NULL);
(for the record, I think the popularity of this answer is an indication that this annotation should be applicable on a field-by-field basis, @fasterxml)
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