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What does a lazy val do?
I noticed that Scala provide lazy vals . But I don't get what they do.
7 Answers
7
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How do you rename a table in SQLite 3.0?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Stop “developer tools access needs to take control of another process for debugging to continue” ale
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Worked for me, but why the heck did Apple add this barrier ? You upgrade from a working version of XCode, and immediately find yourself having to Google their strange error messages, trying to find out how to continue using XCode. Terrible service.
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Create nice column output in python
...['a', 'b', 'c'], ['aaaaaaaaaa', 'b', 'c'], ['a', 'bbbbbbbbbb', 'c']]
col_width = max(len(word) for row in data for word in row) + 2 # padding
for row in data:
print "".join(word.ljust(col_width) for word in row)
a b c
aaaaaaaaaa b c
a...
What is the meaning of #XXX in code comments?
... instead), but that's how I would interpret it.
– Iiridayn
Mar 6 '19 at 19:15
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How can I open a URL in Android's web browser from my application?
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Simple Answer
You can see the official sample from Android Developer.
/**
* Open a web page of a specified URL
*
* @param url URL to open
*/
public void openWebPage(String url) {
Uri webpage = Uri.parse(url);
Intent intent = new Intent(Intent.ACTION_VIEW, webpage);
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Is there any way to prevent input type=“number” getting negative values?
..., is there any way to prevent it using only html
Please don't suggest validation method
16 Answers
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iPhone Navigation Bar Title text color
...able from the original produced by Apple's code, except for the color.
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self)
{
// this will appear as the title in the naviga...
How to remove origin from git repository
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tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Is [CallerMemberName] slow compared to alternatives when implementing INotifyPropertyChanged?
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@MikedeKlerk Not sure why you didn't edit it directly into the answer, although I've now done so.
– Ian Kemp
Jan 20 '17 at 7:55
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