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How do I download a binary file over HTTP?
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The simplest way is the platform-specific solution:
#!/usr/bin/env ruby
`wget http://somedomain.net/flv/sample/sample.flv`
Probably you are searching for:
require 'net/http'
# Must be somedomain.net instead of somedomain.net/, otherwise, it will throw exception.
Net:...
Delete directories recursively in Java
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You should check out Apache's commons-io. It has a FileUtils class that will do what you want.
FileUtils.deleteDirectory(new File("directory"));
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impro...
Weak and strong property setter attributes in Objective-C
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Here is information what I know about variable properties
atomic //default
nonatomic
strong=retain //default
weak
retain
assign //default
unsafe_unretained
copy
readonly
readwrite //default
so below ...
How to give System property to my test via Gradle and -D
...dle itself adds when testing; you can see the code here: github.com/CLOVIS-AI/wildfyre-java/blob/master/src/main/java/…
– CLOVIS
Jan 12 '19 at 15:30
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What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...tp://cocoaheads.tumblr.com/post/17757846453/objective-c-literals-for-nsdictionary-nsarray-and:
Objective-C literals: one can now create literals for NSArray, NSDictionary, and NSNumber (just like one can create literals for NSString)
NSArray Literals
Previously:
array = [NSArray arrayWithObjects...
Close iOS Keyboard by touching anywhere using Swift
... let tap: UITapGestureRecognizer = UITapGestureRecognizer(target: self, action: "dismissKeyboard")
//Uncomment the line below if you want the tap not not interfere and cancel other interactions.
//tap.cancelsTouchesInView = false
view.addGestureRecognizer(tap)
}
//Calls this function...
Django ModelForm: What is save(commit=False) used for?
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As a "real example", consider a user model where the email address and the username are always the same, and then you could overwrite your ModelForm's save method like:
class UserForm(forms.ModelForm):
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def save(self):
# Sets username to email before saving
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“Application tried to present modally an active controller”?
I just came across a crash showing a NSInvalidArgumentException with this message on an app which wasn't doing this before.
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What values should I use for CFBundleVersion and CFBundleShortVersionString?
This is my first iOS app submission and I don't want my app rejected.
7 Answers
7
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得合伙人者得天下：腾讯五虎、新东方三驾马车、携程四君子、复旦五虎 - 资...
...到争执的话很容易出问题。”
新东方三驾马车：真实版“中国合伙人”
学校：北京大学
创业者：俞敏洪、徐小平、王强
新东方昔日“三驾马车”中，俞敏洪和王强1980年一同考进北京大学西语系英语专业，两人风格完全不...