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Calendar returns wrong month [duplicate]
...t of that? It is supposed to be a calendar not a puzzle. Days are indexed normally, years too. Dont you think that Android developers have made an error. Yeah, of course they did, and they cant correct it just because it would be incompatible with milions of older apps.
– Tome...
Can gcc output C code after preprocessing?
...source library which seems to have lots of preprocessing directives to support many languages other than C. So that I can study what the library is doing I'd like to see the C code that I'm compiling after preprocessing, more like what I'd write.
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Split list into multiple lists with fixed number of elements
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I think you're looking for grouped. It returns an iterator, but you can convert the result to a list,
scala> List(1,2,3,4,5,6,"seven").grouped(4).toList
res0: List[List[Any]] = List(List(1, 2, 3, 4), List(5, 6, seven))
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How to add 30 minutes to a JavaScript Date object?
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Using a Library
If you are doing a lot of date work, you may want to look into JavaScript date libraries like Datejs or Moment.js. For example, with Moment.js, this is simply:
var newDateObj = moment(oldDateObj).add(30, 'm').toDate();
Vanilla Javascript
This is like ch...
Position icons into circle
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2020 solution
Here's a more modern solution I use these days.
I start off by generating the HTML starting from an array of images. Whether the HTML is generated using PHP, JS, some HTML preprocessor, whatever... this matters less as the basic idea b...
How to create a temporary directory?
I use to create a tempfile , delete it and recreate it as a directory:
4 Answers
4
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Android OnClickListener - identify a button
...ublic void onClick(View v) {
// it was the 2nd button
}
};
}
Or, if you are working with just one clicklistener, you can do:
View.OnClickListener myOnlyhandler = new View.OnClickListener() {
public void onClick(View v) {
switch(v.getId()) {
case R.id.b1:
// i...
How to get diff working like git-diff?
I like the output formatting of git diff . The color and the + / - representation of changes between lines is easier to read than GNU diff.
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'id' is a bad variable name in Python
...ue among
simultaneously existing objects. (Hint: it's the object's memory
address.)
In general, using variable names that eclipse a keyword or built-in function in any language is a bad idea, even if it is allowed.
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How to convert object array to string array in Java
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Hrm. I couldn't get this one to work, where the long-form example in the original question does work. It throws java.lang.ArrayStoreException. I'm getting the object array from the toArray method on a generic ArrayList containing my custom type. Is this not ...