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Error in if/while (condition) {: missing Value where TRUE/FALSE needed
...(c(TRUE, FALSE)) {}
## Warning message:
## the condition has length > 1 and only the first element will be used
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Convert all strings in a list to int
...f map, so prepare to use list comprehensions anyway if you ever use that standard. :)
– ThorSummoner
Feb 12 '15 at 6:41
6
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Event for Handling the Focus of the EditText
...n top of class:
EditText myEditText;
Find EditText in onCreate Function and setOnFocusChangeListener of EditText:
myEditText = findViewById(R.id.yourEditTextNameInxml);
myEditText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusC...
Backbone.js: How to get the index of a model in a Backbone Collection?
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yes, backbone provides access to many underscore.js methods on models and collections, including an indexOf method on collections. it also provides an at method like you've shown.
var index = this.collection.indexOf(this.model);
var modelAbove = this.collection.at(index-1);
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How do I set up curl to permanently use a proxy? [closed]
... answered Sep 26 '11 at 17:54
Sandro MundaSandro Munda
34.9k2121 gold badges9191 silver badges116116 bronze badges
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How can I convert an image to grayscale via the command line? [closed]
...n I use sips , imagemagic , or another tool to convert an image to black and white (grayscale) via the command line?
2 A...
Is there a Sleep/Pause/Wait function in JavaScript? [duplicate]
...n in PHP — a function that pauses code execution for x milliseconds, and then resumes where it left off?
3 Answers
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Get the last 4 characters of a string [duplicate]
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I remember it like this, -4 is short hand for (length - 4)
– adnan2nd
Sep 16 '18 at 15:21
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Emacs Ruby autocomplete almost working
...e: Apparently the outer (rails-project:root) is expensive, so calling once and caching the value seems like a good idea.)
Unfortunately, if there is code inside the body that has a side effect meant intentionally to change the value that (rails-project:root) returns, it's going to have no effect. ...
Is local static variable initialization thread-safe in C++11? [duplicate]
...sked question, but as there are so many variants, I'd like to re-state it, and hopefully have an answer reflecting the current state. Something like
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