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Why is (object)0 == (object)0 different from ((object)0).Equals((object)0)?
...No, the C# compiler does not inline, that is something that the jitter sometimes does (but not in this case). So 280Z28 is right the ReferenceEquals method is not actually used.
– Jeppe Stig Nielsen
Dec 18 '13 at 10:39
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Mongodb Explain for Aggregation framework
... processing unit. Each stage takes as input a stream of documents one at a time, processes each document one at a time and produces the output stream of documents. Again, one at a time. Each stage provide a set of knobs or tunables that we can control to parameterize the stage to perform whatever ta...
How to check if a value exists in an array in Ruby
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Sometimes I wish it was "contains" not include. I always get it mixed up with includes.
– Henley Chiu
Oct 9 '13 at 2:11
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Benefits of header-only libraries
...is applies on a case-by-case basis. For example, header-only libraries sometimes increase code size & compilation times.
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When should I really use noexcept?
...rly to give a "best practices" answer for this as there hasn't been enough time to use it in practice. If this was asked about throw specifiers right after they came out then the answers would be very different to now.
Having to think about whether or not I need to append noexcept after every fu...
Declaring javascript object method in constructor function vs. in prototype [duplicate]
...ions, whereas the constructor way, a new set of functions is created every time the Dog constructor is called, using more memory.
If you're creating a small number of Dogs and find that using local, "private" variables in your constructor improves your code, this may be the better approach. Use your...
How to get a date in YYYY-MM-DD format from a TSQL datetime field?
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This is the sane flexible way to do date/time in recent SQL versions using Dotnet standard formats. Remember to capitalize month MM to distinguish from minutes. All date time formats
– jim birch
Nov 29 '18 at 22:16
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git push says “everything up-to-date” even though I have local changes
I have a remote gitosis server and a local git repository, and each time I make a big change in my code, I'll push the changes to that server too.
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How to clone a Date object?
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Use the Date object's getTime() method, which returns the number of milliseconds since 1 January 1970 00:00:00 UTC (epoch time):
var date = new Date();
var copiedDate = new Date(date.getTime());
In Safari 4, you can also write:
var date = new Date()...
javascript i++ vs ++i [duplicate]
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most of the time, ++i is ever so slightly faster. this may be system-dependent, but in theory it should. jsperf.com/plusplusi-vs-iplusplus
– aelgoa
Feb 24 '13 at 8:14
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