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What is the easiest/best/most correct way to iterate through the characters of a string in Java?
StringTokenizer ? Convert the String to a char[] and iterate over that? Something else?
15 Answers
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Is it bad practice to have a constructor function return a Promise?
I'm trying to create a constructor for a blogging platform and it has many async operations going on inside. These range from grabbing the posts from directories, parsing them, sending them through template engines, etc.
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Clearing purchases from iOS in-app purchase sandbox for a test user
Does anyone have any ideas on how to reset and/or clear the iOS in-app purchase sandbox?
8 Answers
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Should I use char** argv or char* argv[]?
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As you are just learning C, I recommend you to really try to understand the differences between arrays and pointers first instead of the common things.
In the area of parameters and arrays, there are a few confusing rules that should be clear before going on. First, ...
What does Expression.Quote() do that Expression.Constant() can’t already do?
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Short answer:
The quote operator is an operator which induces closure semantics on its operand. Constants are just values.
Quotes and constants have different meanings and therefore have different representations in an expression tree. Having the same r...
How to programmatically set style attribute in a view
...y; you can set the look of a screen, or part of a layout, or individual button in your XML layout using themes or styles. Themes can, however, be applied programmatically.
There is also such a thing as a StateListDrawable which lets you define different drawables for each state the your Button can...
Is there a vim command to relocate a tab?
...ge the position / order of my current tab in Vim ? For example, if I want to reposition my current tab to be the first tab?
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How to make a Java class that implements one interface with two generic types?
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Consider encapsulation:
public class TwoTypesConsumer {
private TomatoConsumer tomatoConsumer = new TomatoConsumer();
private AppleConsumer appleConsumer = new AppleConsumer();
public void consume(Tomato t) {
tomatoConsumer.consume(t);
}
public void consume(Appl...
How to embed an autoplaying YouTube video in an iframe?
I am trying to embed the new iframe version of a YouTube video and get it to auto play.
14 Answers
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Xcode Command /usr/bin/codesign failed with exit code 1 : errSecInternalComponent
I am trying to add new provisioning profile to my Xcode, to test an app on the device. Here are the steps I followed:
16 An...