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How to save a dictionary to a file?
...problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field.
...
Objective-C parse hex string to integer
...al when scanning hexadecimal integers. If you have a string in the format #01FFFFAB, you can still use NSScanner, but you can skip the first character.
unsigned result = 0;
NSScanner *scanner = [NSScanner scannerWithString:@"#01FFFFAB"];
[scanner setScanLocation:1]; // bypass '#' character
[scann...
How can I check for an empty/undefined/null string in JavaScript?
..., I don't think Chrome is the browser where you are having most of your performance problems...
– Vincent Robert
Sep 27 '10 at 16:18
20
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What does mvn install in maven exactly do
... to add artifact(s) to the local repository. The Install Plugin uses the information in the POM (groupId, artifactId, version) to determine the proper location for the artifact within the local repository.
The local repository is the local cache where all artifacts needed for the build are stor...
Cleanest and most Pythonic way to get tomorrow's date?
...;> # of '2008-12-31 23:59:60'
>>> str(dt+timedelta(0,1))
'2009-01-01 00:00:00'
>>> str(dt+timedelta(0,2))
'2009-01-01 00:00:01'
darn.
EDIT - @Mark: The docs say "yes", but the code says "not so much":
>>> time.strptime("2008-12-31 23:59:60","%Y-%m-%d %H:%M:%S")
(200...
Hash String via SHA-256 in Java
...harsets.UTF_8));
byte[] digest = md.digest();
String hex = String.format("%064x", new BigInteger(1, digest));
System.out.println(hex);
}
}
In the snippet above, digest contains the hashed string and hex contains a hexadecimal ASCII string with left zero padding.
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Remove Safari/Chrome textinput/textarea glow
... avoid doing anything which breaks the user's expectation of how their platform performs; you may actually be harming their productivity and making your web site harder to use.
– Rob
Jun 1 '09 at 16:31
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Avoid trailing zeroes in printf()
...ormat specifiers. The closest you could get would be:
printf("%.6g", 359.013); // 359.013
printf("%.6g", 359.01); // 359.01
but the ".6" is the total numeric width so
printf("%.6g", 3.01357); // 3.01357
breaks it.
What you can do is to sprintf("%.20g") the number to a string buffer then man...
django change default runserver port
...
default_port = settings.RUNSERVER_PORT
I'm loading the default port form settings here (which in turn reads other configuration files), but you could just as well read it from some other file directly.
share
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Find all controls in WPF Window by type
...ou mean "root element" ? What should I write to connect with my mainwindow form?
– deadfish
Dec 30 '11 at 16:02
1
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