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Read/Write String from/to a File in Android
... extended from Activity, usage of the "openFileInput()" method should be like this: context.openFileInput()
– Behzad
Oct 21 '13 at 10:17
11
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Test if executable exists in Python?
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Easiest way I can think of:
def which(program):
import os
def is_exe(fpath):
return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
fpath, fname = os.path.split(program)
if fpath:
if is_exe(program):
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Purpose of Python's __repr__
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__repr__ should return a printable representation of the object, most likely one of the ways possible to create this object. See official documentation here. __repr__ is more for developers while __str__ is for end users.
A simple example:
>>> class Point:
... def __init__(self, x, y...
How can I change IIS Express port for a site
...my projects I want to change the port. Random port or fixed anyone will work just want to change the port.
12 Answers
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Pointers in C: when to use the ampersand and the asterisk?
I'm just starting out with pointers, and I'm slightly confused. I know & means the address of a variable and that * can be used in front of a pointer variable to get the value of the object that is pointed to by the pointer. But things work differently when you're working with arrays, string...
What is the difference between the | and || or operators?
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Just like the & and && operator, the double Operator is a "short-circuit" operator.
For example:
if(condition1 || condition2 || condition3)
If condition1 is true, condition 2 and 3 will NOT be checked.
if(condition1...
How to send a command to all panes in tmux?
I like to call :clear-history on panes with a huge scrollback. However, I want to script a way to send this command to all the panes in the various windows.
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Adding a Method to an Existing Object Instance
...;>> a.barFighters = barFighters
>>> a.barFighters()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: barFighters() takes exactly 1 argument (0 given)
The function is not automatically bound when it's attached directly to an instance:
>...
How to put more than 1000 values into an Oracle IN clause [duplicate]
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Otávio DécioOtávio Décio
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When using the Java debugger in Intellij what does “Drop Frame” mean?
... within Intellij 8 and noticed a button labeled "drop frame", does anybody know what purpose this serves? How/why would this be used/useful?
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