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Clear android application user data
...eated as somewhat comparable in authority to a user pushing buttons in GUI if the system settings app.
– Chris Stratton
Jun 7 '12 at 15:10
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Reading/parsing Excel (xls) files with Python
... strings = [el.text for e, el in iterparse(z.open('xl/sharedStrings.xml')) if el.tag.endswith('}t')]
rows = []
row = {}
value = ''
for e, el in iterparse(z.open('xl/worksheets/sheet1.xml')):
if el.tag.endswith('}v'): # Example: <v>84</v> ...
Am I immoral for using a variable name that differs from its type only by case?
... It is the simplest, expressive way to name a single variable of a type. If you needed two Person objects then you could prefix person with meaningful adjectives like
fastPerson
slowPerson
otherwise just
person
is fine with me.
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MySQL select where column is not empty
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To check if field is NULL use IS NULL, IS NOT NULL operators.
MySql reference http://dev.mysql.com/doc/refman/5.0/en/working-with-null.html
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Initialization of an ArrayList in one line
...ust seems like a little bit overkill to me.
What would have been nice was if the Collection Literals proposal for Project Coin was accepted (it was slated to be introduced in Java 7, but it's not likely to be part of Java 8 either.):
List<String> list = ["A", "B", "C"];
Unfortunately it wo...
Calling a parent window function from an iframe
I want to call a parent window JavaScript function from an iframe.
10 Answers
10
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Java volatile reference vs. AtomicReference
Is there any difference between a volatile Object reference and AtomicReference in case I would just use get() and set() -methods from AtomicReference ?
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Can two Java methods have same name with different return types? [duplicate]
Can two Java methods have the same name with different return type ? The return type of the methods are different and they are declared with the same method's name.
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Design by contract using assertions or exceptions? [closed]
...ion should be used when the internal data has been corrupted past fixing - if an assertion triggers, you can make no assumptions about the state of the program because it means something is /wrong/. If an assertion has gone off, you can't assume any data is valid. That's why a release build should a...
Bash: If/Else statement in one line
I am trying to check if a process (assume it is called some_process ) is running on a server. If it is, then echo 1, otherwise echo 0.
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