大约有 40,700 项符合查询结果（耗时：0.0869秒） [XML]
What is the in a .vimrc file?
...
The <Leader> key is mapped to \ by default. So if you have a map of <Leader>t, you can execute it by default with \+t. For more detail or re-assigning it using the mapleader variable, see
:help leader
To define a mapping which uses...
Cache busting via params
...?v=1.123 indicates a query string, and the browser will therefore think it is a new path from, say, ?v=1.0. Thus causing it to load from file, not from cache. As you want.
And, the browser will assume that the source will stay the same next time you call ?v=1.123 and should cache it with that stri...
How to jump to a particular line in a huge text file?
...g a cache, the common case where many lines are read from a single file. This is used by the traceback module to retrieve source lines for inclusion in the formatted traceback...
share
|
improve th...
Split code over multiple lines in an R script
I want to split a line in an R script over multiple lines (because it is too long). How do I do that?
5 Answers
...
How do I add a class to a given element?
...
If you're only targeting modern browsers:
Use element.classList.add to add a class:
element.classList.add("my-class");
And element.classList.remove to remove a class:
element.classList.remove("my-class");
If you need to support Internet Explorer 9 or lower:
Add a space plus the...
Alternate FizzBuzz Questions [closed]
...
I've seen a small list of relatively simple programming problems used to weed out candidates, just like FizzBuzz. Here are some of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes dogs...
No ConcurrentList in .Net 4.0?
...d.
Firstly, there's no way you're going to get a full implementation of IList<T> that is lockless and thread-safe. In particular, random insertions and removals are not going to work, unless you also forget about O(1) random access (i.e., unless you "cheat" and just use some sort of linked li...
Limit file format when using ?
... in HTML. I have a feeling it's impossible, but I'd like to know if there is a solution. I'd like to keep solely to HTML and JavaScript; no Flash please.
...
What's the main difference between int.Parse() and Convert.ToInt32
...tring, and you expect it to always be an integer (say, if some web service is handing you an integer in string format), you'd use Int32.Parse().
If you're collecting input from a user, you'd generally use Int32.TryParse(), since it allows you more fine-grained control over the situation when the us...
Most Useful Attributes [closed]
...e(false)] which allows you to hide properties in the properties tab. Here is a good question explaining attributes: What are attributes in .NET?
...