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Deserializing JSON Object Array with Json.net
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First, unnecessary memory allocation for the different types of IEnumerable implementations (3 compared to a List<Tuple>). Second, your solution implies two distinct keys - 1 for each dictionary. What happens if multiple customers have the sam...
What happens if i return before the end of using statement? Will the dispose be called?
..., in such a case the program is guaranteed to crash, along with any memory allocated to it, so in 99.9% of cases it's a non-issue, unless you're doing wonky stuff like writing to a file in your dispose method. Aside from the catastrophic program crash, that is.
– Randolpho
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How to show disable HTML select option in by default?
I am new to HTML and PHP and want to achieve a drop-down menu from the mysql table and hard-coded too. I have multiple select in my page, One of them is
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Linux: compute a single hash for a given folder & contents?
...=0, GID=0
Preferred I/O block size : 4096 bytes
Blocks allocated : 200
Last status change : Tue, 21 Nov 17 21:28:18 +0530
Last file access : Thu, 28 Dec 17 00:53:27 +0530
Last file modification : Tue, 21 Nov 17 21:28...
Can you call ko.applyBindings to bind a partial view?
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you can also use "with" to allocate regions of the page to individual models - data-bind="with:VMA"
– lexicalscope
Aug 10 '12 at 14:23
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Downcasting shared_ptr to shared_ptr?
...t". This will result in undefined behavior (a Derived* pointing at memory allocated for and initialized by Base) and will likely cause a crash, or worse. The reference count on base will be incremented.
The dynamic_pointer_cast will result in a null pointer. The reference count on base will be u...
Is mongodb running?
I have installed mongodb and the php drivers on my unix server.
9 Answers
9
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nil detection in Go
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In addition to Oleiade, see the spec on zero values:
When memory is allocated to store a value, either through a declaration or a call of make or new, and no explicit initialization is provided, the memory is given a default initialization. Each element of such a value is set to the zero valu...
Regex to test if string begins with http:// or https://
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As a PHP input string: $regex = '/^(https?:\/\/)';
– Steve Tauber
Jul 28 '14 at 14:09
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What can you use Python generator functions for?
...on't know if you are going to need all results, or where you don't want to allocate the memory for all results at the same time. Or for situations where the generator uses another generator, or consumes some other resource, and it's more convenient if that happened as late as possible.
Another use ...