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Why is require_once so bad to use?
...xtra work being done there but enough to detriment the speed of the whole app?
... I really doubt it... Not unless you're on really old hardware or doing it a lot.
If you are doing thousands of *_once, you could do the work yourself in a lighter fashion. For simple apps, just making sure you've o...
ExecJS and could not find a JavaScript runtime
...there anyway to have these gems included in the default Gemfile when a new application is created?
– Richard Fawcett
Sep 25 '11 at 16:16
2
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Why should I use document based database instead of relational database?
...uchDB instead of using relational database.
Are there any typical kinds of applications or domains where the document based database is more suitable than the relational database?
...
How to handle floats and decimal separators with html5 input type number
Im building web app which is mainly for mobile browsers. Im using input fields with number type, so (most) mobile browsers invokes only number keyboard for better user experience. This web app is mainly used in regions where decimal separator is comma, not dot, so I need to handle both decimal separ...
android pick images from gallery
...ut it in and see if it works for you.
EDIT:
This brings up the Documents app. To allow the user to also use any gallery apps they might have installed:
Intent getIntent = new Intent(Intent.ACTION_GET_CONTENT);
getIntent.setType("image/*");
Intent pickIntent = new Intent(Intent.ACTION...
Measuring text height to be drawn on Canvas ( Android )
...ext() to get the width, then by trial and error finding a value to get an approximate height. I've also been messing around with FontMetrics , but all these seem like approximate methods that suck.
...
Generic htaccess redirect www to non-www
...www.example.com to example.com . The following htaccess code makes this happen:
24 Answers
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What is a StoryBoard ID and how can i use this?
... and present it above your current View Controller
And if you are in your app delegate you could use
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"MainStoryboard"
bundle: nil];
Edit: Swift
@IBAction func buttonPressed(sen...
getting the screen density programmatically in android?
...ources().getDisplayMetrics();
Though Android doesn't use a direct pixel mapping, it uses a handful of quantized Density Independent Pixel values then scales to the actual screen size. So the metrics.densityDpi property will be one of the DENSITY_xxx constants (120, 160, 213, 240, 320, 480 or 640 d...
Android Camera Preview Stretched
...mera.startPreview();
And one hint for you, because I did almost the same app like you. Good practice for Camera Activity is to hide StatusBar. Applications like Instagram are doing it. It reduces your screen height value and change your ratio value. It is possible to get strange Preview Sizes on s...