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python pandas: apply a function with arguments to a series
...to pass extra arguments (see the new documentation). So now you can do:
my_series.apply(your_function, args=(2,3,4), extra_kw=1)
The positional arguments are added after the element of the series.
For older version of pandas:
The documentation explains this clearly. The apply method accepts a...
Clearing purchases from iOS in-app purchase sandbox for a test user
...ases for an address: so tester+01@gmail.com and tester+02@gmail.com both really just go to tester@gmail.com. Probably other email hosts do the same. When you create a test account you need to introduce: first name, last name, email address, password, secret question, secret answer, date of birth, an...
Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
...ing so i had to run open /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg
That didnt work for me at first because the version of CommandLineTools i had installed did not have the "Packages" folder. So i uninstalled and reinstalled like this:
rm -rf /Library/Devel...
Convert NSDate to NSString
...
How about...
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"yyyy"];
//Optionally for time zone conversions
[formatter setTimeZone:[NSTimeZone timeZoneWithName:@"..."]];
NSString *stringFromDate = [formatter stringFromDate:myNSDateInstance];
...
Loading local JSON file
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Are you really allowed to access a local file?
– maasha
Nov 21 '12 at 19:21
4
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How do I check if a file exists in Java?
...m there is an issue with stale file handles: bugs.java.com/bugdatabase/view_bug.do?bug_id=5003595 It's kind of obscure, but has been the cause of some frustrating bugs in production code before.
– CAW
Mar 17 '17 at 22:17
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PHP DOMDocument loadHTML not encoding UTF-8 correctly
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echo $dom->saveHTML();
This is not a great workaround, but since not all characters can be represented in ISO-8859-1 (like these katana), it's the safest alternative.
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how to ignore namespaces with XPath
...re sometimes client-generated i.e. unknown to me. Then i am left with basically three choices :
5 Answers
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Python List vs. Array - when to use?
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Basically, Python lists are very flexible and can hold completely heterogeneous, arbitrary data, and they can be appended to very efficiently, in amortized constant time. If you need to shrink and grow your list time-efficiently ...
How to change background color in android app
... but isn't it easier just to use the hex value?
– the_prole
Jun 21 '14 at 9:31
it would be very easy, but bad practice...
