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How do I time a method's execution in Java?
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actually, its "new-fashioned" because you used nanoTime, which wasn't added until java5
– John Gardner
Oct 7 '08 at 22:26
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Subclassing a Java Builder class
...f class that can call all the builder methods on any of its parents in any order:
public final class LeafClass extends SecondLevel {
private int baz;
public static final class Builder extends SecondLevel.Builder<LeafClass,Builder> {
protected LeafClass createObject() {
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Capture characters from standard input without waiting for enter to be pressed
...oo much on the terminal used that may be connected with stdin (they are usually line buffered). You can, however use a library for that:
conio available with Windows compilers. Use the _getch() function to give you a character without waiting for the Enter key. I'm not a frequent Windows developer...
How do I convert from int to String?
I'm working on a project where all conversions from int to String are done like this:
20 Answers
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Twitter bootstrap 3 two columns full height
...50px 0 0 0; /*set left/right padding according to needs*/
box-sizing: border-box;
}
.row {
height: 100%;
display: table-row;
}
.row .no-float {
display: table-cell;
float: none;
}
The above code will achieve full-height columns (due to the custom css-table properties which we add...
Enter triggers button click
...is a <input type="submit"> . The buttons appear on the page in that order. If I'm in a text field anywhere in the form and press <Enter> , the button element's click event is triggered. I assume that's because the button element sits first.
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printf with std::string?
...f what it expects definitely won't give you the results you want. It's actually undefined behaviour, so anything at all could happen.
The easiest way to fix this, since you're using C++, is printing it normally with std::cout, since std::string supports that through operator overloading:
std::cout...
Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (
... object you want to delete needs the PK set and the RowVersion Property in order to update it successfully! I was setting the rowVersion (timestamp) property, after I have attached the object to the respective DbSet, that's why it didn't work. Good job!
– Legends
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Sending HTML email using Python
...multiple messages? Should I quit everytime I send the message or send them all (in a for loop) and then quit once and for all?
– xpanta
May 9 '12 at 9:58
1
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Python's json module, converts int dictionary keys to strings
...which implement a __hash__ method. (The Lua docs suggest that it automatically uses the object's ID as a hash/key even for mutable objects and relies on string interning to ensure that equivalent strings map to the same objects).
In Perl, Javascript, awk and many other languages the keys for hash...