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Directory-tree listing in Python
How do I get a list of all files (and directories) in a given directory in Python?
20 Answers
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How can I capture the result of var_dump to a string?
...Inwdr I've only ever used var_dump as a convenience feature for debugging, and have certainly never left var_dump statements in production code. I imagine this is typical. In those circumstances, performance is unlikely to be at all relevant.
– Mark Amery
Feb 2...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
... is a known bug in the support package.
If you need to save the instance and add something to your outState Bundle you can use the following:
@Override
protected void onSaveInstanceState(Bundle outState) {
outState.putString("WORKAROUND_FOR_BUG_19917_KEY", "WORKAROUND_FOR_BUG_19917_VALUE");
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How Do I Convert an Integer to a String in Excel VBA?
... It may answer the question's needs, but it's also incomplete and insufficient in some circumstances. Often (e.g. for file-naming purposes) you might want to create zero-prefixed numbers, such that 7 becomes 007. You may also want to specify the number of decimals or include thousand s...
How to detect when WIFI Connection has been established in Android?
...that a valid network connection for HTTP exists. What should I listen for and what additional tests do I need to make to know that a valid connection exists.
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String Concatenation using '+' operator
Looking at the string class metadata, I only see the operators == and != overloaded. So how is it able to perform concatenation for the ' + ' operator?
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Are Duplicate HTTP Response Headers acceptable?
...ication about whether duplicate HTTP response headers are allowed by the standard, but I need to know if this will cause compatibility issues.
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How to have Android Service communicate with Activity
I'm writing my first Android application and trying to get my head around communication between services and activities. I have a Service that will run in the background and do some gps and time based logging. I will have an Activity that will be used to start and stop the Service.
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How to include another XHTML in XHTML using JSF 2.0 Facelets?
....xhtml. Do note that you don't need to repeat <html>, <h:head> and <h:body> inside the include file as that would otherwise result in invalid HTML.
You can use a dynamic EL expression in <ui:include src>. See also How to ajax-refresh dynamic include content by navigation menu...
Explanation of JSHint's Bad line breaking before '+' error
... But when the expression is within some parenthesis the warning persists. And, that makes me sad.
– Ben Hyde
Mar 25 '14 at 15:35
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