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How can I detect the touch event of an UIImageView?
...ew:single_view];
self.myScrollView.userInteractionEnabled = YES;
UILabel *testLabel = [[UILabel alloc] initWithFrame:CGRectMake(100, 100, 100, 100)];
testLabel.backgroundColor = [UIColor redColor];
[self.myScrollView addSubview:testLabel];
[testLabel addGestureRecognizer:singleTap];
[testLabel setM...
How to implement an ordered, default dict? [duplicate]
... @Neil G: You probably should just use the built-in callable() function to test default_factory. Using isinstance(default_factory, Callable) actually requires it to have more than just callability -- see the docs -- which is all that's is needed here.
– martineau
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Nginx location priority
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There is a handy online testing tool for location priority now:
location priority testing online
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How do I grab an INI value within a shell script?
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Just include your .ini file into bash body:
File example.ini:
DBNAME=test
DBUSER=scott
DBPASSWORD=tiger
File example.sh
#!/bin/bash
#Including .ini file
. example.ini
#Test
echo "${DBNAME} ${DBUSER} ${DBPASSWORD}"
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Validating IPv4 addresses with regexp
....1.255.1
127.1
192.168.1.256
-1.2.3.4
1.1.1.1.
3...3
Try online with unit tests: https://www.debuggex.com/r/-EDZOqxTxhiTncN6/1
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Search and replace a line in a file in Python
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The shortest way would probably be to use the fileinput module. For example, the following adds line numbers to a file, in-place:
import fileinput
for line in fileinput.input("test.txt", inplace=True):
print('{} {}'.format(file...
StringIO in Python3
...ule StringIO is gone and from io import BytesIO should be applied instead. Tested myself on python 3.5 @ eclipse pyDev + win7 x64. Please let me know if I were wrong thanks.
– Bill Huang
Mar 5 '16 at 17:16
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NPM modules won't install globally without sudo
... in ~/bin, some node packages (or their dependant packages) have only been tested as installing with sudo so be aware that you may be encounter an untested "installation environment" issue. Like any other environment issue (like change of OS) the principle of "write once, test everywhere" still hol...
Effective method to hide email from spam bots
...impressive it fails to trigger my email client. Here's a fiddle for you to test with: jsfiddle.net/wd436tg3
– Ricardo Zea
Mar 9 '17 at 14:08
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Scanner vs. StringTokenizer vs. String.Split
... Would also be interesting to see Scanner's results on the same tests you ran on String.Split and StringTokenizer.
– Dave
Mar 27 '09 at 20:09
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