大约有 33,000 项符合查询结果（耗时：0.0428秒） [XML]
How do I do base64 encoding on iOS?
...opy = 3;
break;
}
for (i = 0; i < ctcopy; i++)
[result appendString: [NSString stringWithFormat: @"%c", base64EncodingTable[output[i]]]];
for (i = ctcopy; i < 4; i++)
[result appendString: @"="];
ixtext += 3;
charsonline += 4;
if ((length > 0) && (ch...
How can I extract embedded fonts from a PDF as valid font files?
...ted font data as a file which is re-usable.
Using mupdf
Next, MuPDF. This application comes with a utility called pdfextract (on Windows: pdfextract.exe) which can extract fonts and images from PDFs. (In case you don't know about MuPDF, which still is relatively unknown and new: "MuPDF is a Free li...
PHP server on local machine?
... these days.
You simply run the command from the terminal:
cd path/to/your/app
php -S 127.0.0.1:8000
Then in your browser go to http://127.0.0.1:8000 and boom, your system should be up and running. (There must be an index.php or index.html file for this to work.)
You could also add a simple Router
...
What is the difference between Spring, Struts, Hibernate, JavaServer Faces, Tapestry?
...d from a merge of WebWork with Struts).
Hibernate is an object-relational mapping tool, a persistence framework.
JavaServer Faces is component-based presentation framework.
JavaServer Pages is a view technology used by all mentioned presentation framework for the view.
Tapestry is another component-...
GitHub pages are not updating
...That make sense, this solution works for me.. In my case, it was due to my app being an SPA, where updates are only made in Javascript, and not from index.html. Then again, I think the filenames have md5sum (or something) and should change if the file changes, so it should update the index.html scri...
Save and load MemoryStream to/from a file
...s an exception (quite likely on file I/O) - using clauses are my favourite approach for this, so for writing your MemoryStream, you can use:
using (FileStream file = new FileStream("file.bin", FileMode.Create, FileAccess.Write)) {
memoryStream.WriteTo(file);
}
And for reading it back:
using ...
IEnumerable and Recursion using yield return
...s explosively with depth (a similar function was using 10% of memory in my app).
A simple solution is to use one list and pass it with the recursion https://codereview.stackexchange.com/a/5651/754
/// <summary>
/// Append the descendents of tree to the given list.
/// </summary>
privat...
Save An Image To Application Documents Folder From UIView On IOS
...:0]; //Get the docs directory
NSString *filePath = [documentsPath stringByAppendingPathComponent:@"image.png"]; //Add the file name
[pngData writeToFile:filePath atomically:YES]; //Write the file
Reading it later works the same way. Build the path like we just did above, then:
NSData *pngData = ...
Choose File Dialog [closed]
...vigate the filesystem, I don't know how you're going to graft it into your app in the first place. When he's already bent the "rules" and written the code for you, I sure hope you're not really going to hold the bounty ransom for that.
– Blumer
Sep 8 '10 at 17:...
What's the role of adapters in Android?
...
Let’s assume you want to display a list in your Android app.
For this you will use the ListView provided by Android.
ListViews don’t actually contain any data themselves.
It’s just a UI element without data in it.
You can populate your ListViews by using an Android adapter.
A...