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How can I pad an integer with zeros on the left?
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Use java.lang.String.format(String,Object...) like this:
String.format("%05d", yournumber);
for zero-padding with a length of 5. For hexadecimal output replace the d with an x as in "%05x".
The full formatting options are documented as part of java.util.Formatter.
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LINQ where vs takewhile
... Neuron
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answered Feb 17 '11 at 16:37
Albin SunnanboAlbin Sunnanbo
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What is the colon operator in Ruby?
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250
:foo is a symbol named "foo". Symbols have the distinct feature that any two symbols named the s...
Why does Math.Round(2.5) return 2 instead of 3?
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570
Firstly, this wouldn't be a C# bug anyway - it would be a .NET bug. C# is the language - it does...
What does the star operator mean, in a function call?
...(a, b, c, d):
return a + b + c + d
values1 = (1, 2)
values2 = { 'c': 10, 'd': 15 }
s = sum(*values1, **values2)
will execute as:
s = sum(1, 2, c=10, d=15)
Also see section 4.7.4 - Unpacking Argument Lists of the Python documentation.
Additionally you...
python pandas: apply a function with arguments to a series
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170
Newer versions of pandas do allow you to pass extra arguments (see the new documentation). So no...
Remove data.frame row names when using xtable
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% latex table generated in R 2.12.2 by xtable 1.5-6 package
% Fri Mar 25 10:06:08 2011
\begin{table}[ht]
\begin{center}
\begin{tabular}{rrrrr}
\hline
am & cyl & mpg & hp & wt \\
\hline
0.00 & 4.00 & 22.90 & 84.67 & 2.94 \\
0.00 & 6.00 & 19.12 & 11...
How do I choose grid and block dimensions for CUDA kernels?
... They can be roughly summarized as:
Each block cannot have more than 512/1024 threads in total (Compute Capability 1.x or 2.x and later respectively)
The maximum dimensions of each block are limited to
[512,512,64]/[1024,1024,64] (Compute 1.x/2.x or later)
Each block cannot consume more than 8k/16k...
fork() branches more than expected?
...llykwallyk
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12
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How to calculate a mod b in Python?
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answered Jun 13 '09 at 16:59
eduffyeduffy
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