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Why is char[] preferred over String for passwords?
... string from the browser to the request as 'string' not char? so no matter what you do it's a string, at which point it should be acted on and discarded, never stored in memory?
– Dawesi
Aug 5 '18 at 19:50
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Difference between “change” and “input” event for an `input` element
Can someone tell me what the difference between the change and input events is?
4 Answers
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How to turn on front flash light programmatically in Android?
...shlight is
available or not?
If so then Turn Off/On
If not then you can do whatever, according to your app
needs.
For Checking availability of flash in the device:
You can use the following:
context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH);
which will return ...
Dispelling the UIImage imageNamed: FUD
...t warning that
On the speed front, there is a general misunderstanding of what is going on. The biggest thing that +imageNamed: does is decode the image data from the source file, which almost always significantly inflates the data size (for example, a screen sized PNG file might consume a few doze...
Eager load polymorphic
Using Rails 3.2, what's wrong with this code?
4 Answers
4
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How to change webservice url endpoint?
...ere to reach the web service), not the client endpoint (I don't understand what this could be). To change the service endpoint, you basically have two options.
Use the Binding Provider to set the endpoint URL
The first option is to change the BindingProvider.ENDPOINT_ADDRESS_PROPERTY property valu...
Which is better, number(x) or parseFloat(x)?
...'40'; // => 40
So I usually just use + for short. As long as you know what it does, I find it easy to read.
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Using git repository as a database backend
...isc usage run through the roof (i.e. 100K of users times 100MiB ~ 10 TiB). What's even worse, cloning 100 MiB repository each time takes several seconds of time, even if done in fairly effective maneer (i.e. not using by git and unpacking-repacking stuff), which is non acceptable, IMO. And even wors...
Wait for all promises to resolve
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What's the problem with that? Are your chains dynamically constructed?
– Bergi
Feb 13 '14 at 18:35
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Why `null >= 0 && null
...ion seem to be:
Why:
null >= 0; // true
But:
null == 0; // false
What really happens is that the Greater-than-or-equal Operator (>=), performs type coercion (ToPrimitive), with a hint type of Number, actually all the relational operators have this behavior.
null is treated in a specia...