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How to capture UIView to UIImage without loss of quality on retina display
...IGraphicsBeginImageContext uses a fixed scale factor of 1.0, so you're actually getting exactly the same image on an iPhone 4 as on the other iPhones. I'll bet either the iPhone 4 is applying a filter when you implicitly scale it up or just your brain is picking up on it being less sharp than everyt...
How to compare times in Python?
...use for comparison without taking the date into account:
>>> this_morning = datetime.datetime(2009, 12, 2, 9, 30)
>>> last_night = datetime.datetime(2009, 12, 1, 20, 0)
>>> this_morning.time() < last_night.time()
True
...
What is digest authentication?
...es with the username, realm, password and the URI request. The client runs all of those fields through an MD5 hashing method to produce a hash key.
It sends this hash key to the server along with the username and the realm to attempt to authenticate.
Server-side the same method is used to generate...
Access-Control-Allow-Origin error sending a jQuery Post to Google API's
I read a lot for the 'Access-Control-Allow-Origin' error, but I don't understand what I have to fix :(
7 Answers
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Unix command-line JSON parser? [closed]
...
"bar": 2,
"foo": 1
}
Note: Depending on your version of python, all keys might get sorted alphabetically, which can or can not be a good thing. With python 2 it was the default to sort the keys, while in python 3.5+ they are no longer sorted automatically, but you have the option to sort ...
IntelliJ IDEA JDK configuration on Mac OS
...hich java in terminal, it prints /Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home/bin/java and then use Home dir path to input in IntelliJ idea dialog, like this /Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home
– Maxim Yefremov
May...
What exactly is a reentrant function?
...
1. How is safely defined?
Semantically. In this case, this is not a hard-defined term. It just mean "You can do that, without risk".
2. If a program can be safely executed concurrently, does it always mean that it is reentrant?
No.
For example, let's have ...
Bash if statement with multiple conditions throws an error
...ions.
tldp.org/LDP/Bash-Beginners-Guide/html/sect_07_01.html
Update
Actually you could still use && and || with the -eq operation. So your script would be like this:
my_error_flag=1
my_error_flag_o=1
if [ $my_error_flag -eq 1 ] || [ $my_error_flag_o -eq 2 ] || ([ $my_error_flag -eq 1 ] ...
How do I create a WPF Rounded Corner container?
...bject (BorderThickness or CornerRadius) you can specify a single number if all 4 are the same, such as CornerRadius="8".
– Santiago Palladino
Sep 23 '08 at 13:14
3
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Copy folder recursively, excluding some folders
...kHuginnsson - What systems are you using? Rsync is included by default in all mainstream Linux distros I know of, including RHEL, CentOS, Debian, and Ubuntu, and I believe it's in FreeBSD as well.
– siliconrockstar
Jan 30 '15 at 19:50
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