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Remove the error indicator from a previously-validated EditText widget
...is extension function
fun EditText.clearError() {
error = null
}
In Java:
editText.setError(null);
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How can I use a C++ library from node.js?
...fi is a Node.js addon for loading and calling dynamic libraries using pure JavaScript. It can be used to create bindings to native libraries without writing any C++ code.
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Learning Regular Expressions [closed]
... however you like.
Tools for writing and debugging regexes:
RegExr (for JavaScript)
Perl: YAPE: Regex Explain
Regex Coach (engine backed by CL-PPCRE)
RegexPal (for JavaScript)
Regular Expressions Online Tester
Regex Buddy
Regex 101 (for PCRE, JavaScript, Python, Golang)
Visual RegExp
Expresso (f...
Application Loader stuck at “Authenticating with the iTunes store” when uploading an iOS app
...NCLUTION:
Either the old Application Loader, or the latest Xcode, uses a Java program iTMSTransporter to process the ipa file uploading.
To function correctly, iTMSTransporter requires a set of jar files downloaded from Internet and cached in your local folder.
If your cache is somehow broken, or ...
Git rebase --continue complains even when all merge conflicts have been resolved
...
You missed a merge conflict in AssetsLoader.java. Open it up and look for conflict markers (">>>>", "====", "<<<<<") and then do git add again. Do a 'git diff --staged' if you're having difficulty finding it.
...
Garbage collector in Android
...ptimisation is an easier trap to fall into for Android than for Enterprise Java as we subconsciously keep thinking about performance while coding an mobile app. Especially as the framework developers, who have to think about performance, leak that viewpoint into their official documentation when the...
When maven says “resolution will not be reattempted until the update interval of MyRepo has elapsed”
...ys</updatePolicy> to my settings file (C:\Program Files\NetBeans 7.0\java\maven\conf\settings.xml)
<profile>
<id>nexus</id>
<!--Enable snapshots for the built in central repo to direct -->
<!--all requests to nexus via the mirror -->
<repositories>
...
Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted
...
PHP doesn't scope loops/conditionals like C/Java/etc. Anything declared inside a loop/conditional is still in scope even after exiting the loop/conditional (by design[?]). Methods/functions, on the other hand, are scoped as you would expect -- everything's released o...
How to len(generator()) [duplicate]
...tors so flexible is that they don't have to provide a __len__ method (or a Java-like hasNext and remove, or ...). What would itertools.count return? There's no "infinity" integer in Python. And what about generators that don't know when they'll be done? To write an efficient __len__ method for a...
Can you use a trailing comma in a JSON object?
... @ZeroDistraction: ECMA262 defines ECMAscript (also known as javascript) which is a programming language like Perl or Ruby or C++ or Java. JSON is a data format like XML or CSV or YAML. They are not the same thing. JSON doesn't exist in EXMA262 but the syntax it's derived from does and...