Difference between lamda and def in Python
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zendnwar
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March 18, 2016
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Python
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0 Comments
def can contain multiple expressions whereas lamda is a single expression function def creates a function and assigns a name so as to call it later. lambda creates a function and returns the function itself def can have return statement. lambda cannot have return statements lambda can be used inside list, dictionary.
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Python List Comprehensions
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zendnwar
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March 17, 2016
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Python
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0 Comments
>>> sqr = >>> for i in range(10): sqr.append(i**2) >>> sqr 0, 1, 4, 9, 16, 25, 36, 49, 64, 81 Combination comb = >>> for i in 1, 5, 3: for j in 2,1,5: if i!=j: comb.append((i,j)) >>> comb (1, 2), (1, 5), (5, 2), (5, 1), (3, 2), (3, 1), (3, 5)
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Python Lists as Stacks
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zendnwar
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March 17, 2016
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Python
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0 Comments
>>> stack = 11,22,33,44,55,66,77 >>> stack.append(88) >>> stack 11, 22, 33, 44, 55, 66, 77, 88 >>> stack.append(99) >>> stack 11, 22, 33, 44, 55, 66, 77, 88, 99 >>> stack.pop() 99 >>> stack.pop() 88 >>> stack.pop() 77 >>> stack.pop() 66 >>> stack 11, 22, 33, 44, 55
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Data structure in python
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zendnwar
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March 17, 2016
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Python
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0 Comments
Python list >>> arr = 22, 33, 44, 55, 66, 77, 1, 2, 3, 4, 5, 6 >>> arr 22, 33, 44, 55, 66, 77, 1, 2, 3, 4, 5, 6 >>> arr.index(2) 7 >>> arr.remove(77) >>> arr 22, 33, 44, 55, 66, 1, 2, 3, 4, 5, 6 >>> arr.reverse() >>> arr 6, 5, 4, 3, 2, 1, 66, …
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Python Keywords and Identifier
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zendnwar
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March 10, 2016
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Python
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0 Comments
Keywords Keywords are the reserved words in Python. We cannot use a keyword as variable name, function name or any other identifier. They are used to define the syntax and structure of the Python language. In Python, keywords are case sensitive. Python is a dynamic language. It changes during time. The list of keywords may change in the future. There …
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Write a Hello World Python Program in linux
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zendnwar
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March 8, 2016
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Python
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0 Comments
$ vim zendanwar.py #!/usr/bin/python # Hello world python program print “Hello python World!” save the the file Make the permission with following comman $ chmod +x zendanwar.py lastly run your file $ zendanwar.py output : Hello python World!
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how to check python version in linux?
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zendnwar
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March 8, 2016
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Python, Uncategorized
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5 Comments
It’s very simple: python –version or python -V
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dbModel read resource does not implement Zend_Db_Adapter_Abstract in Magento
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zendnwar
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March 7, 2016
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Magento
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0 Comments
It’s very simple solution: just clear /var/cache it’s not yet solved, just make /var/cache & /var/sessions permission 777
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river:ingroup friendlytime:hours:singular in elgg
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zendnwar
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March 5, 2016
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Others
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0 Comments
Please check root directory “languages” folder is missing or not. otherwise check languages/en.php and update your version wise en.php file.
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How to configure Web Server on Red Hat Enterprise Linux 7?
Port : 80 (default) Daemon : httpd configuration file : etc/httpd/conf/httpd.conf Web page location : /var/www/html/ Check httpd : root@server8~ rpm -qa|grep httpd if not install package just install httpd package root@server8~ yum install httpd -y // installed your package root@server8~ systemctl restart httpd //restart your package root@server8~ systemctl enable httpd // enable your package root@server8~ firewall-cmd –permanent –add-service=http // configure firewall …
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