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Returning multiple values from a C++ function
Is there a preferred way to return multiple values from a C++ function? For example, imagine a function that divides two integers and returns both the quotient and the remainder. One way I commonly see is to use reference parameters:
...
Remove refs/original/heads/master from git repo after filter-branch --tree-filter?
...e)" refs/original/ | xargs -n 1 git update-ref -d
(That's taken directly from the filter-branch manpage.)
This doesn't apply to you, but to others who may find this: If you do a filter-branch which removes content taking up significant disk space, you might also want to run git reflog expire --ex...
How do I run a Java program from the command line on Windows?
I'm trying to execute a Java program from the command line in Windows. Here is my code:
12 Answers
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How to document thrown exceptions in c#/.net
...ing your code easier for callers.
To answer some of Andrew's concerns (from the comments), there are three types of exceptions: Ones you don't know about, ones you know about and can't do anything about, and ones you know about and can do something about.
The ones you don't know about you want...
Should I return EXIT_SUCCESS or 0 from main()?
...success", since that was true on the OS at that time having a C compiler.
From then on, no clear standardization was ever made on how such a correspondence should be handled. C and C++ has their own definition of "return values" but no-one grant a proper OS translation (or better: no compiler docum...
How do you find out the caller function in JavaScript?
...("caller is " + Hello.caller);
}
Note that this feature is non-standard, from Function.caller:
Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibiliti...
Is there a Rake equivalent in Python?
...hon (2.6+ and 3.3+) task execution tool & library, drawing inspiration from various sources to arrive at a powerful & clean feature set.
Below are a few descriptive statements from Invoke's website:
Invoke is a Python (2.6+ and 3.3+) task execution tool & library, drawing inspiration f...
Does Python's time.time() return the local or UTC timestamp?
...563265.81
>>> import datetime
>>> st = datetime.datetime.fromtimestamp(ts).strftime('%Y-%m-%d %H:%M:%S')
>>> print st
2012-12-15 01:21:05
>>>
The ts variable is the time returned in seconds. I then converted it to a string using the datetime library making it a...
Autoincrement VersionCode with gradle extra properties
...file to increase the versionCode, but I would like to read the versionCode from an external file and depending if it is the release flavor or the debug flavor increase the versionCode. I tried the extra properties, but you can't save them, which means that next time I build it I'm getting the same v...
I lost my .keystore file?
....
Step-1
Download the UPLOAD CERTIFICATE (file name - upload_cert.der) from your Google Play Store Console
Step-2
Go to this LINK https://support.google.com/googleplay/android-developer/contact/otherbugs And fill the application form with your valid Email ID and upload the file (upload_cert....