大约有 45,000 项符合查询结果（耗时：0.0582秒） [XML]
Presenting a UIAlertController properly on an iPad using iOS 8
With iOS 8.0, Apple introduced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
...
could not resolve host github.com error while cloning remote repository in git
...before jumping to random commands:
restart terminal tab
restart terminal app
If disk is full (or close to it) free up some disk space then restart terminal app
restart machine/OS
share
|
improve ...
What is the maximum length of a Push Notification alert text?
...later, the maximum size allowed for a notification payload is 2 kilobytes; Apple Push Notification Service refuses any notification that exceeds this limit. (Prior to iOS 8 and in OS X, the maximum payload size is 256 bytes.)
This is what I could find doing some experiments.
Alerts: Prior to iOS...
How to check if Receiver is registered in Android?
...ter and set flag
this won't work If you restart the device or if your app got killed by
OS. – amin 6 hours ago
@amin - see lifetime of in code (not system registered by manifest entry) registered receiver :)
share...
How to convert a SVG to a PNG with ImageMagick?
... On OSX, with Inkscape installed for X11, it worked for me using: /Applications/Inkscape.app/Contents/Resources/bin/inkscape -z -e test.png -w 1024 -h 1024 test.svg
– chmullig
Mar 14 '14 at 0:26
...
Python JSON serialize a Decimal object
...
For those of us who can't use simplejson (ie. on Google App Engine) this answer is a Godsend.
– Joel Cross
Oct 28 '13 at 15:42
20
...
Build fat static library (device + simulator) using Xcode and SDK 4+
It appears that we can - theoretically - build a single static library that includes both simulator and iPhone and iPad.
10...
Nodejs cannot find installed module on Windows
...
Add an environment variable called NODE_PATH and set it to %USERPROFILE%\Application Data\npm\node_modules (Windows XP), %AppData%\npm\node_modules (Windows 7/8/10), or wherever npm ends up installing the modules on your Windows flavor. To be done with it once and for all, add this as a System var...
Using backticks around field names
...
That's very true! One of our server applications was running fine until we applied an upgrade to our database engine, which added a new keyword. Suddenly everything that queried a particular table broke.
– Miquella
Nov 19 ...
ImportError: Cannot import name X
...ally produces a tree of one-way dependencies and this is normally the best approach. But there are exceptions to this. C++ classes certainly can refer to one another circularly. (Although it is impossible for them to be composed of one another.) Without forward-declaration, this is a problem in Pyth...