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Bidirectional 1 to 1 Dictionary in C#
...d be in exceptional cases. Btw, in case the exceptions are caught multiple times in a loop, checking for existence is faster.
– nawfal
Jun 19 '14 at 13:49
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Enum type constraints in C# [duplicate]
...The CLR doesn't support it, so in order to make it work we'd need to do runtime work in addition to the language work. (see answer comments)
I can see that there are a few decent usage cases, but none of them are so compelling that we'd do this work rather than one of the hundreds of other feature...
iPhone App Icons - Exact Radius?
...at least as displayed by Photoshop at 3200% zoom). The Round Rect Tool sometimes rounds the input to the nearest whole number, but you can see a significant difference between 90 and 89.825. And several times the Round Rectangle Tool didn't round up and actually showed multiple digits after the deci...
Multiple line code example in Javadoc comment
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I had a really tough time with including a specific code example in a javadoc comment. I'd like to share this one.
Please note the following:
usage of old <code> - tag to prevent the curly brackets from being interpreted
usage of "new" {@...
Check if a row exists, otherwise insert
...You should try and factor your SQL to hold locks for the shortest possible time by committing the transaction as soon as possible (acquire late, release early).
Note that row-level locks may be less effective if your PK is a bigint, as the internal hashing on SQL Server is degenerate for 64-bit val...
How to measure elapsed time in Python?
What I want is to start counting time somewhere in my code and then get the passed time, to measure the time it took to execute few function. I think I'm using the timeit module wrong, but the docs are just confusing for me.
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“f” after number
..., the compiler may not be smart enough to convert them to float at compile time, and would slow the execution down with four int->float conversions (that are among the slowest casts). Although in this case is almost unimportant, it's always better to specify correctly f if needed: in an expressio...
Include another HTML file in a HTML file
...n use sed on the command line - I don't want to have to rely on that every time I change the contents of the template.
– jbyrd
Dec 8 '16 at 19:18
1
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Why does C++11 not support designated initializer lists as C99? [closed]
... think it's feasible to try solving the problem, as it has been tried many times and every time it has failed
Ben Voigt's comments have helped me to see the insurmountable problems with this approach; given:
struct X {
int c;
char a;
float b;
};
What order would these functions be c...
Java: getMinutes and getHours
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Try using Joda Time instead of standard java.util.Date classes. Joda Time library has much better API for handling dates.
DateTime dt = new DateTime(); // current time
int month = dt.getMonth(); // gets the current month
int hours = d...