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Printing a variable memory address in swift
...ave me a clue for the actual error cause: UnsafePointer is a struct, so in order to print the address it's pointing to (and not the struct itself) you have to print String(format: "%p", $0.pointee)!
– Alexander Vasenin
Aug 29 '17 at 14:11
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Difference between Dictionary and Hashtable [duplicate]
... collection is that it does boxing automatically for your values and
in order to get your original value you need to perform unboxing ,
these to decrease your application performance as penalty.
Dictionary: This is generic type of collection where no implicit
boxing, so no need to unboxi...
How to measure time in milliseconds using ANSI C?
...ng that timeval::tv_usec is always under one second, it's looping. I.e. in order to take differences of time larger than 1 sec, you should: long usec_diff = (e.tv_sec - s.tv_sec)*1000000 + (e.tv_usec - s.tv_usec);
– Alexander Malakhov
Oct 15 '12 at 4:06
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How to implement a rule engine?
...ool IsEnabled { get; set; }
/// <summary>
/// Represents the order in which a rule should be executed relative to other rules
/// </summary>
int SortOrder { get; set; }
}
The "Expression" is compiled as the body of the "Test" method when the application first executes....
Serialize an object to string
... simply tried to keep my code sample as near as possible to the OP one, in order to highlight my point which is all about object types. Anyway its good to remember anyone that the using statement is the best friend both to us and to our dear IDisposable implementing objects ;)
–...
What are the big differences between TFVC (TFS Version Control) and Git for source control when usin
... now edit the description, assign, set the status and adjust the priority/order of the item.
– Greg Grater
Mar 19 '15 at 11:20
1
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Calculate MD5 checksum for a file
... @Quibblesome, I was just trying to promote the general idea that the order of nesting of using statements matters. Elsewhere, the difference might be significant. Why not practice the habit of detecting failure early? I agree, though, that in this specific snippet, the habit brings almost no b...
Best way to obfuscate an e-mail address on a website?
...
I find it ironic that in order to protect your email you have to enter it in to a random, shady-looking form at the site you linked to. Honeypotting, anyone? :)
– srobinson
Apr 3 '15 at 14:45
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Difference between `constexpr` and `const`
...id f();
needs to be declared as
constexpr void f() const;
under C++14 in order to still be usable as a const function.
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Passing Data between View Controllers
...controller creates a new (mutable) dictionary and adds it to the array. In order to fill in the row, the controller creates a detail view controller and gives it the new dictionary. The detail view controller fills in the dictionary and returns. The dictionary is already part of the model, so nothin...