大约有 44,000 项符合查询结果（耗时：0.0669秒） [XML]
Correct way to load a Nib for a UIView subclass
I am aware this question has been asked before but the answers are contradicting and I am confused, so please don't flame me.
...
Value of type 'T' cannot be converted to
...'s inside of an if block, the compiler doesn't know that T is string.
Therefore, it doesn't let you cast. (For the same reason that you cannot cast DateTime to string)
You need to cast to object, (which any T can cast to), and from there to string (since object can be cast to string).
For example:
...
Android: integer from xml resource
... in each class as appropriate. But if you need to have different constants for different layouts (ie number of columns for a grid) then you will use XML files to adapt that constant to various widths of the screen. Hope that helps
– rommex
Oct 10 '17 at 5:47
...
How to install a private NPM module without my own registry?
...odule is and then calling install wouldn't that just install there and not for the project you want to use it for?
– Adam Beck
Jan 28 '13 at 4:48
11
...
Can I recover a branch after its deletion in Git?
...
Yes, you should be able to do git reflog --no-abbrev and find the SHA1 for the commit at the tip of your deleted branch, then just git checkout [sha]. And once you're at that commit, you can just git checkout -b [branchname] to recreate the branch from there.
Credit to @Cascabel for this conden...
How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
... it supports XPath or CSS selectors, but when I tried, didn't seem to work for me.
3 Answers
...
What is the default value for enum variable?
... not always the case that 0 of an enum is represented by the first member. For example, if you do this:
enum F
{
// Give each element a custom value
Foo = 1, Bar = 2, Baz = 3, Quux = 0
}
Printing default(F) will give you Quux, not Foo.
If none of the elements in an enum G correspond to 0...
In Vim, how do you search for a word boundary character, like the \b in regexp?
...
why wouldn't \b work? vim doesn't conform to regex?
– Kwolf
May 10 '17 at 16:59
4
...
Finding row index containing maximum value using R
...easily look at the top few, rather than just the max. I've found it useful for looking up the dates of near maximal values from another column.
– djhocking
Jul 31 '12 at 18:06
7
...