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How to dynamically change a web page's title?
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725
Update: as per the comments and reference on SearchEngineLand
most web crawlers will index the ...
What is the difference between an expression and a statement in Python?
...d to some kind of "value", which can be any Python object. Examples:
3 + 5
map(lambda x: x*x, range(10))
[a.x for a in some_iterable]
yield 7
Statements (see 1, 2), on the other hand, are everything that can make up a line (or several lines) of Python code. Note that expressions are statements ...
Approximate cost to access various caches and main memory?
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5 Answers
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How to asynchronously call a method in Java
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159
I just discovered that there is a cleaner way to do your
new Thread(new Runnable() {
publi...
What exactly does += do in python?
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150
In Python, += is sugar coating for the __iadd__ special method, or __add__ or __radd__ if __iad...
An efficient way to transpose a file in Bash
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115
awk '
{
for (i=1; i<=NF; i++) {
a[NR,i] = $i
}
}
NF>p { p = NF }
END { ...
Can I get CONST's defined on a PHP class?
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answered Jun 5 '09 at 15:15
Tom HaighTom Haigh
53.7k1818 gold badges107107 silver badges137137 bronze badges
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How do I change the value of a global variable inside of a function
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5 Answers
5
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sprintf like functionality in Python
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Python has a % operator for this.
>>> a = 5
>>> b = "hello"
>>> buf = "A = %d\n , B = %s\n" % (a, b)
>>> print buf
A = 5
, B = hello
>>> c = 10
>>> buf = "C = %d\n" % c
>>> print buf
C = 10
See this reference ...
Using Python String Formatting with Lists
I construct a string s in Python 2.6.5 which will have a varying number of %s tokens, which match the number of entries in list x . I need to write out a formatted string. The following doesn't work, but indicates what I'm trying to do. In this example, there are three %s tokens and the list ...