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What is the 'override' keyword in C++ used for? [duplicate]
...tion header for* foo* be similar in class derived2 ?? I compiled this with VS2017 and got a compile error. I mean that inderived2 foo's header must be: *int foo ( float x) override {...} *
– Fatemeh Karimi
Apr 23 '17 at 19:04
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What is a “cache-friendly” code?
... people in the field sometimes forget is column-major (ex. fortran,matlab) vs. row-major ordering (ex. c,c++) for storing two dimensional arrays. For example, consider the following matrix:
1 2
3 4
In row-major ordering, this is stored in memory as 1 2 3 4; in column-major ordering, this would be s...
Save bitmap to location
...e raw bitmap will take much more space, depending on the format (ARGB_4444 vs ARGB_8888 for example).
– irwinb
Apr 13 '13 at 15:57
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show 9 ...
How can I debug a HTTP POST in Chrome?
...ou're looking for, with a friendly editor and highlighting (all powered by VS Code) so you can dig around. It'll give you the request & response headers of course, but with extra info like docs from MDN (the Mozilla Developer Network) for every standard header and status code you can see.
A pi...
ALTER TABLE to add a composite primary key
...ness" changes down the road, it is not much drama to tweak the constraint, vs messing with the primary-key. And if you have child tables that foreign-key references this table, you only have to FK the surrogate-key, not all 3 columns. –
– granadaCoder
Dec 23 ...
How to create Windows EventLog source from command line?
...
community wiki
3 revs, 3 users 60%MSV Muthu
13
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Resize image proportionally with CSS? [duplicate]
...to the question as it takes into account image orientation (i.e. landscape vs. portrait). Thanks!
– katamayros
Dec 14 '15 at 12:00
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String.Empty versus “” [duplicate]
...n object). So I just created a couple of simple console programs in C# 5 (VS 2013):
class Program
{
static void Main()
{
// Outputs "True"
Debug.WriteLine(string.IsInterned(string.Empty) != null);
}
}
class Program
{
static void Main()
{
// Outputs "Tru...
Putting a simple if-then-else statement on one line [duplicate]
...if syntax
fruit = 'Apple'
isApple = True if fruit == 'Apple' else False
vs
fruit = 'Apple'
isApple = False
if fruit == 'Apple' : isApple = True
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Delete last char of string
...for example http://blogs.msdn.com/b/ericlippert/archive/2009/05/18/foreach-vs-foreach.aspx)
Using some LINQ:
string strgroupids = groupIds.Aggregate(string.Empty, (p, q) => p + q + ',');
strgroupids = strgroupids.Substring(0, str1.Length - 1);
Without end-substringing:
string strgroupids = g...