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What is the difference between ? and Object in Java generics?
...Say you want to write a method that accepts maps from Strings to anything: If you would write
public void foobar(Map<String, Object> ms) {
...
}
you can't supply a HashMap<String, String>. If you write
public void foobar(Map<String, ?> ms) {
...
}
it works!
A thing s...
Why isn't Python very good for functional programming? [closed]
...not to say that it's bad, just that you have to work harder than you would if you switched to a language that promotes functional programming or switched to writing OO Python.
Here are the functional things I miss in Python:
Pattern matching
Tail recursion
Large library of list functions
Function...
What is the best way to deal with the NSDateFormatter locale “feechur”?
...seems that NSDateFormatter has a "feature" that bites you unexpectedly: If you do a simple "fixed" format operation such as:
...
How to use HTML Agility pack
... ParseErrors is an ArrayList containing any errors from the Load statement
if (htmlDoc.ParseErrors != null && htmlDoc.ParseErrors.Count() > 0)
{
// Handle any parse errors as required
}
else
{
if (htmlDoc.DocumentNode != null)
{
HtmlAgilityPack.HtmlNode bodyNode = ht...
Remove a JSON attribute [duplicate]
if I have a JSON object say:
2 Answers
2
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Copying files into the application folder at compile time
If I have some files I want to copy from my project into the .\bin\debug\ folder on compilation, then it seems I have to put them into the root of the project. Putting them into a subfolder seems to copy them into the .\bin\debug\ folder in the same structure they're stored in.
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Sublime - delete all lines containing specific value
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This solution is the only feasible one if you're operating on a large file. My machine got stuck for several minutes when I did Ctrl+Shift+K with 200,000 lines selected.
– Przemek D
Aug 28 '17 at 11:43
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Is there a Boolean data type in Microsoft SQL Server like there is in MySQL? [duplicate]
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Please note that BIT is not equivalent to a boolean. If a scalar function returns a bit, you still need to test if it is 0 or 1. For example, dbo.IsReturnsBit(value) = 1
– Darren Griffith
Sep 19 '14 at 20:17
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In JPA 2, using a CriteriaQuery, how to count results
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@Barett if it's a rather large count you probably don't want to load a list of hundreds or thousands of entities into memory just to find out how many there are!
– Affe
Dec 10 '12 at 6:31
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How do you create a toggle button?
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The good semantic way would be to use a checkbox, and then style it in different ways if it is checked or not. But there are no good ways do to it. You have to add extra span, extra div, and, for a really nice look, add some javascript.
So the best solution is to use a small jQuery function and ...