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Remove HTML tags from a String

..., which is very useful if you want to allow only e.g. <b>, <i> and <u>. See also: RegEx match open tags except XHTML self-contained tags What are the pros and cons of the leading Java HTML parsers? XSS prevention in JSP/Servlet web application ...
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push multiple elements to array

... This answer and the selected answer produce different, and perhaps unexpected, results. a.push(1) vs. a.push([1]) – oevna Dec 24 '16 at 1:12 ...
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Purging file from Git repo failed, unable to create new backup

...You can find those in .git/refs/original/…. Either delete that directory and all files within, or use the -f flag to force Git to delete the old references. git filter-branch -f \ --index-filter 'git rm --cached --ignore-unmatch Rakefile' HEAD ...
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Why does modern Perl avoid UTF-8 by default?

...riable to AS. This makes all Perl scripts decode @ARGV as UTF‑8 strings, and sets the encoding of all three of stdin, stdout, and stderr to UTF‑8. Both these are global effects, not lexical ones. At the top of your source file (program, module, library, dohickey), prominently assert that you are...
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What is a callback URL in relation to an API?

I've been scouring the net, and can't seem to wrap my head around the idea of a callback URL. In my case I have a few callback URLs that I have to define myself. A popular one is a "default callback URL". What is this exactly? Can you give an example in plain english? ...
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Why isn't Python very good for functional programming? [closed]

...was surprised that Python didn't get much of a mention in this question, and when it was mentioned, it normally wasn't very positive. However, not many reasons were given for this (lack of pattern matching and algebraic data types were mentioned). So my question is: why isn't Python very good for ...
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Integrating the ZXing library directly into my Android application

I'm writing this in mere desperation :) I've been assigned to make a standalone barcode scanner (as a proof of concept) to an Android 1.6 phone. ...
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Programmatically register a broadcast receiver

...etting() to control whether these components are active: http://developer.android.com/reference/android/content/pm/PackageManager.html#setComponentEnabledSetting(android.content.ComponentName, int, int) Note if you are only interested in receiving a broadcast while you are running, it is better to...
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Creating temporary files in Android

What's the best way to create a temporary file in Android? 6 Answers 6 ...
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Application not picking up .css file (flask/python)

... I have read multiple threads and none of them fixed the issue that people are describing and I have experienced too. I have even tried to move away from conda and use pip, to upgrade to python 3.7, i have tried all coding proposed and none of them fixed...