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convert UIImage to NSData
... UIImage *image
);
Here the docs.
EDIT:
if you want to access the raw bytes that make up the UIImage, you could use this approach:
CGDataProviderRef provider = CGImageGetDataProvider(image.CGImage);
NSData* data = (id)CFBridgingRelease(CGDataProviderCopyData(provider));
const uint8_t* bytes = ...
Creating JSON on the fly with JObject
...
'500 gigabyte hard drive'
]
}");
This has the nice benefit of actually being JSON and so it reads as JSON.
Or you have test data that is dynamic you can use JObject.FromObject operation and supply a inline object.
JObject o = JObject.FromObject(new
{
channel = new
{
title ...
How to get highcharts dates in the x axis?
...
Found by reading the source, check the dateFormat method here: Utilities.js
– eolsson
Apr 9 '12 at 11:04
2
...
Do I need to manually close an ifstream?
...
No, this is done automatically by the ifstream destructor. The only reason you should call it manually, is because the fstream instance has a big scope, for example if it is a member variable of a long living class instance.
...
How can I check if a key is pressed during the click event with jQuery?
... the user ALT-Tabs to another window, then the keyup event is not detected by the browser because it occurred on another application. From that point, jquery thinks the key is down, until they keyup within your jquery app. This only matters with the ALT key, as far as I can imagine.
...
bash assign default value
...ts intent is more clear. Using :, which is basically a no-op, seems kludgy by comparison to the way the OP was doing it before.
– Dan Moulding
Feb 12 '14 at 22:51
5
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Using %f with strftime() in Python to get microseconds
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Not if you want to use %z
– vallentin
Feb 12 '17 at 0:25
@Vallentin pretty sure it's the oppos...
@Basic(optional = false) vs @Column(nullable = false) in JPA
...implement optional then those
properties should be evaluated in
memory by the Persistence Provider and
an exception raised before SQL is sent
to the database otherwise when using
'updatable=false' 'optional'
violations would never be reported.
...
The “backspace” escape character '\b': unexpected behavior?
... If the cursor after part 4 is at the 'l' letter, shouldn't it be replaced by the '\n'? (resulting in "hello wor")
– lucas_turci
Sep 6 '16 at 13:31
...
IIS Express gives Access Denied error when debugging ASP.NET MVC
...em was IIS Express not allowing WindowsAuthentication. This can be enabled by setting
<windowsAuthentication enabled="true">
in the applicationhost.config file located at C:\Users[username]\Documents\IISExpress\config.
...