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Why are local variables not initialized in Java?
... chain to the previous exception? I don't remember. Even so, you'd have an extra exception in the way of the real one.)
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Printing the correct number of decimal points with cout
...d/
#include <iostream>
#include <iomanip>
int main(int argc, char** argv)
{
float testme[] = { 0.12345, 1.2345, 12.345, 123.45, 1234.5, 12345 };
std::cout << std::setprecision(2) << std::fixed;
for(int i = 0; i < 6; ++i)
{
std::cout << tes...
Length of an integer in Python
...er as in the number of digits in the integer, you can always convert it to string like str(133) and find its length like len(str(123)).
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How do I directly modify a Google Chrome Extension File? (.CRX)
...w.
2.) The sub folder containing the extension is a random alpha-numeric string named after the extension's ID, which can be found on Chrome's extension page if Developer flag is set to true. (Upper right hand checkbox on the extensions page)
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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
... Anurag: if html_tag happens to be nil, or anything other than a string, then a plain html_tag.html_safe would rais an error. Putting it in "#{html_tag}" implicitly calls html_tag.to_s, which hopefully will return a string, which will then be able to respond to html_safe
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How to concatenate strings in twig
Anyone knows how to concatenate strings in twig? I want to do something like:
11 Answers
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Python: Why is functools.partial necessary?
...tack frame.
Neither the function generated by partial nor lambdas have docstrings by default (though you can set the doc string for any objects via __doc__).
You can find more details in this blog: Partial Function Application in Python
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C# using streams
...read from stream, for example StreamReader can be used to read from Stream string not byte[]. if you will give FileStream as a parameter it will read from File, if NetworkStream from socket.
– Arsen Mkrtchyan
Sep 10 '09 at 17:55
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Limit Decimal Places in Android EditText
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Mihaela is right, we should be matching against the string that is trying to fill the edittext. I found how to concatenate on another question like this CharSequence match = TextUtils.concat(dest.subSequence(0, dstart), source.subSequence(start, end), dest.subSequence(dend, de...
Calculate size of Object in Java [duplicate]
...te static Instrumentation instrumentation;
public static void premain(String args, Instrumentation inst) {
instrumentation = inst;
}
public static long getObjectSize(Object o) {
return instrumentation.getObjectSize(o);
}
}
Use getObjectSize:
public class C {
pr...