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Why use pointers? [closed]
...either easy-enough. References are no silver bullet protecting an engineer from shooting himself in the foot. See it live.
– WhozCraig
Sep 9 '13 at 18:14
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Ruby: What is the easiest way to remove the first element from an array?
Lets say I have an array
11 Answers
11
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Reflection - get attribute name and value on property
...e Author Attribute type. If they do, you can get the name of the property from the property info and the attribute values from the attribute.
Something along these lines to scan a type for properties that have a specific attribute type and to return data in a dictionary (note that this can be made...
Read .mat files in Python
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Save a variable with this command from the prompt: save('filename', '-v7.3', 'var1');
– Kevin Katzke
Jul 2 '17 at 19:24
1
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How to backup a local Git repository?
...keep 3 backups for a repo - like rotate...)
# - TESTING
# allow calling from other scripts
def git_backup
# constants:
git_dir_name = '.git' # just to avoid magic "strings"
filename_suffix = ".git.bundle" # will be added to the filename of the created backup
# Test if we are ins...
What are the differences between a pointer variable and a reference variable in C++?
...sses, etc. in a manner very similar to pointers. They exist independently from the variables they point to.
– Derek Park
Sep 12 '08 at 23:37
31
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How do I add files and folders into GitHub repos?
...2e master -> master
Branch master set up to track remote branch master from origin.
The files have been pushed successfully to the remote repository.
Running a git pull origin master to ensure you have absorbed any upstream changes
$ git pull origin master
remote: Counting objects: 12, done....
Detect whether there is an Internet connection available on Android [duplicate]
...al, captive portals, content filters and the like can all prevent your app from reaching a server. For instance you can't tell for sure if your app can reach Twitter until you receive a valid response from the Twitter service.
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End of support for python 2.7?
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As of 13 Apr 2014, from http://hg.python.org/peps/rev/76d43e52d978 (PEP 373, Python 2.7 Release Schedule):
The End Of Life date (EOL, sunset date) for Python 2.7 has been moved
five years into the future, to 2020. This decision was made ...
How to calculate the time interval between two time strings
...fically, the strptime function, which parses a string into a time object.
from datetime import datetime
s1 = '10:33:26'
s2 = '11:15:49' # for example
FMT = '%H:%M:%S'
tdelta = datetime.strptime(s2, FMT) - datetime.strptime(s1, FMT)
That gets you a timedelta object that contains the difference bet...