大约有 1,742 项符合查询结果（耗时：0.0221秒） [XML]
How to scale a UIImageView proportionally?
... UIImage this way
image = [UIImage imageWithCGImage:[image CGImage] scale:2.0 orientation:UIImageOrientationUp];
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How to silence output in a Bash script?
...d in 4.0. There is no mention of &> but the CHANGES only go back to 2.0 so I think that means it was already in 1.x.
– tripleee
Jun 30 '16 at 2:17
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Execute raw SQL using Doctrine 2
...docs for the connection object at http://www.doctrine-project.org/api/dbal/2.0/doctrine/dbal/connection.html
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Converting a date string to a DateTime object using Joda Time library
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I get an Invalid format: "2014-11-04T17:41:52.000+01:00" is malformed at "+01:00" with the following formatter: private static final DateTimeFormatter DATE_TIME_FORMATTER = DateTimeFormat.forPattern("yyyy-MM-dd'T'HH:mm:ss.SSS'ZZ'"); DATE_TIME_FORMATTER.parseDateTime((S...
Is there any difference between “foo is None” and “foo == None”?
...eq__() method. It doesn't cares about identity.
In [102]: x, y, z = 2, 2, 2.0
In [103]: id(x), id(y), id(z)
Out[103]: (38641984, 38641984, 48420880)
In [104]: x is y
Out[104]: True
In [105]: x == y
Out[105]: True
In [106]: x is z
Out[106]: False
In [107]: x == z
Out[107]: True
None is a sing...
Find which version of package is installed with pip
... - active
simplejson - 2.5.0 - active
transaction - 1.2.0 - active
translationstring - 1.1 - active
venusian - 1.0a3 - active
waitress - 0.8.1 - active
wsgiref - 0.1.2 - active development (/usr/lib/python2.7)
yolk ...
JSON.Net Self referencing loop detected
... I've confirmed this solution also works with WebAPI EntityFramework Core 2.0
– cesar-moya
May 28 '18 at 19:45
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How do I get a reference to the app delegate in Swift?
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Here is the Swift 2.0 version:
let delegate = UIApplication.sharedApplication().delegate as? AppDelegate
And to access the managed object context:
if let delegate = UIApplication.sharedApplication().delegate as? AppDelegate {
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How to detect first time app launch on an iPhone
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Another idea for Xcode 7 and Swift 2.0 is to use extensions
extension NSUserDefaults {
func isFirstLaunch() -> Bool {
if !NSUserDefaults.standardUserDefaults().boolForKey("HasAtLeastLaunchedOnce") {
NSUserDefaults.standardUserDefaul...
Get the _id of inserted document in Mongo database in NodeJS
... The Callbacks API has changed: mongodb.github.io/node-mongodb-native/2.0/api/…
– tenbits
May 13 '15 at 13:10
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