大约有 47,000 项符合查询结果（耗时：0.0768秒） [XML]
Unnamed/anonymous namespaces vs. static functions
...amed namespace effectively hides its declaration making it accessible only from within a translation unit. The latter effectively works in the same manner as the static keyword.
– mloskot
Dec 23 '09 at 14:46
...
Sending data back to the Main Activity in Android
...en a child Activity is used to get user input - such as choosing a contact from a list or entering data in a dialog box. In this case you should use startActivityForResult to launch your child Activity.
This provides a pipeline for sending data back to the main Activity using setResult. The setResu...
What should be in my .gitignore for an Android Studio project?
... things you need to do to get a project up and running after a fresh clone from git using this particular .gitignore I strongly feel this is not what most people would need. Although I guess the number of up-votes tells me otherwise, but I still don't agree. At the very least, perhaps some informati...
What exactly is an HTTP Entity?
... # Not part of the entity.
Content-Type: text/plain # ┬ The entity is from this line down...
Content-Length: 1234 # │
# │
Hello, World! ... # ┘
And a response:
HTTP/1.1 200 OK # Not part of the entity.
Content-Length: 438 ...
Why git can't do hard/soft resets by path?
...for a path, replacing both the index and the working tree with the version from the HEAD commit.
– Dan Fabulich
Oct 5 '12 at 8:18
1
...
What's the difference between HEAD, working tree and index, in Git?
.... It serves two major purposes:
it tells Git which commit to take files from when you checkout, and
it tells Git where to put new commits when you commit.
When you run git checkout ref it points HEAD to the ref you’ve designated and extracts files from it. When you run git commit it create...
how does Array.prototype.slice.call() work?
...
@vsync: It isn't an assumption. You can get order from any object if you enforce it. Let's say I have var obj = {2:"two", 0:"zero", 1: "one"}. If we use for-in to enumerate the object, there's no guarantee of order. But if we use for, we can manually enforce the order: for (...
How do you return a JSON object from a Java Servlet
...response.setContentType("application/json");
// Get the printwriter object from response to write the required json object to the output stream
PrintWriter out = response.getWriter();
// Assuming your json object is **jsonObject**, perform the following, it will return your json object
out.p...
Extracting the last n characters from a string in R
How can I get the last n characters from a string in R?
Is there a function like SQL's RIGHT?
15 Answers
...
How does free know how much to free?
... Why not, and can I use this same technique in my own functions to save me from needing to cart around the extra variable of the array's length?
...