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How is “int* ptr = int()” value initialization not illegal?
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int() is a constant expression with a value of 0, so it's a valid way of producing a null pointer constant. Ultimately, it's just a slightly different way of saying int *ptr = NULL;
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Excel “External table is not in the expected format.”
...gram. The xlsx file is on a share on our network. How can I read the file without having to open it first?
Thanks
23 Answer...
How to find the kth largest element in an unsorted array of length n in O(n)?
... kth largest element in an unsorted array of length n in O(n). Or perhaps it's "expected" O(n) or something. How can we do this?
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How do I escape a single quote in SQL Server?
...'ve shown us in your example. The following SQL illustrates this functionality. I tested it on SQL Server 2008:
DECLARE @my_table TABLE (
[value] VARCHAR(200)
)
INSERT INTO @my_table VALUES ('hi, my name''s tim.')
SELECT * FROM @my_table
Results
value
==================
hi, my name's tim.
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What does ':' (colon) do in JavaScript?
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So similar to C# object initializer syntax. Thanks!
– Micah
Jan 7 '09 at 0:56
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Why use static_cast(x) instead of (int)x?
...valid conversion in the language, or an appropriate constructor that makes it possible. The only time it's a bit risky is when you cast down to an inherited class; you must make sure that the object is actually the descendant that you claim it is, by means external to the language (like a flag in th...
Resizing an image in an HTML5 canvas
...e using javascript and a canvas element, but when I shrink the image down, it looks terrible. It looks as if it was downsized in photoshop with the resampling set to 'Nearest Neighbor' instead of Bicubic. I know its possible to get this to look right, because this site can do it just fine using ...
What are some methods to debug Javascript inside of a UIWebView?
I'm trying to figure out why something with Javascript isn't working inside of a UIWebView. To my knowledge, there is no way to set a breakpoint inside of XCode for a js file. No problemo, I'll just go back to 2004 and use alert statemen-- oh wait they don't seem to work inside of a UIWebView either...
When is null or undefined used in JavaScript? [duplicate]
...l does not return a node object.
The property is defined, but the object it refers to does not exist.
This is one of the few times you may not want to test for equality-
if(x!==undefined) will be true for a null value
but if(x!= undefined) will be true (only) for values that are not either und...
How do I initialize a TypeScript object with a JSON object
...t ways. They are by no means "complete" and as a disclaimer, I don't think it's a good idea to do it like this. Also the code isn't too clean since I just typed it together rather quickly.
Also as a note: Of course deserializable classes need to have default constructors as is the case in all other...