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When to use which design pattern? [closed]
... one. I have read a lot of websites where design patterns are explained. I do understand the most of them, but I find it difficult to recognize a pattern in my own situations.
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How to avoid using Select in Excel VBA
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With ws
Set rng = .Range(.Cells(1,1), .Cells(2,10))
End With
If you do want to work with the ActiveSheet, for clarity it's best to be explicit. But take care, as some Worksheet methods change the active sheet.
Set rng = ActiveSheet.Range("A1")
Again, this refers to the active workbook. Un...
What's the fastest way to loop through an array in JavaScript?
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Don’t forget to use var (else len becomes a global variable). Also, see jsperf.com/loops for more loop benchmarks.
– Mathias Bynens
Mar 18 '11 at 11:20
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Git: “Corrupt loose object”
...rnals. This will show you how git works under the hood and how to go about doing this detective work if you are really stuck and can't get that object from someone else.
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How do you deal with configuration files in source control?
...ion for their dev boxes, there will be a dev, prod and stage versions. How do you deal with this in source control? Not check in this file at all, check it with different names or do something fancy altogether?
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How to decode HTML entities using jQuery?
How do I use jQuery to decode HTML entities in a string?
19 Answers
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Is there a difference between copy initialization and direct initialization?
...ally created, called "temporary materialization", because A_factory_func() doesn't have a variable or reference that otherwise would require an object to exist).
As examples in our case, in the case of a1 and a2 special rules say that in such declarations, the result object of a prvalue initializer...
How to use UIScrollView in Storyboard
...e able to lay it out for easy design on the storyboard.
I know it can be done programmatically but I really want to be able to see it visually. Every time I put a scroll view on a view controller it won't scroll. Is it possible to get it to work like I want or do I have to do it in the code?
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Do I have to guard against SQL injection if I used a dropdown?
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You could do something as simple as the following example to make sure the posted size is what you expect.
$possibleOptions = array('All', 'Large', 'Medium', 'Small');
if(in_array($_POST['size'], $possibleOptions)) {
// Expected...
How do malloc() and free() work?
... too can be understood better).
In many malloc/free implementations, free does normally not return the memory to the operating system (or at least only in rare cases). The reason is that you will get gaps in your heap and thus it can happen, that you just finish off your 2 or 4 GB of virtual memory...