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Storing integer values as constants in Enum manner in java [duplicate]
...s would return 0. Probably this anwser is related to a java version, that didn't have this feature, yet.
– TheTrowser
Jul 1 '15 at 13:36
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Can I use Objective-C blocks as properties?
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@property (nonatomic, copy) void (^simpleBlock)(void);
@property (nonatomic, copy) BOOL (^blockWithParamter)(NSString *input);
If you are going to be repeating the same block in several places use a type def
typedef void(^MyCompletionBlock)(BOOL succes...
How to calculate the SVG Path for an arc (of a circle)
....y
].join(" ");
return d;
}
to use
document.getElementById("arc1").setAttribute("d", describeArc(200, 400, 100, 0, 180));
and in your html
<path id="arc1" fill="none" stroke="#446688" stroke-width="20" />
Live demo
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Android: How to Programmatically set the size of a Layout
As part of an Android App I am building a button set. The buttons are part of a nested set of LinearLayouts. Using weight I have the set resizing itself automatically based on the size of the containing parent LinearLayout. The idea is, based on the pixel count and density of the screen, to set the ...
How to switch between hide and view password
Is there a clever way to let the user switch between hide and view password in an android EditText?
A number of PC based apps let the user do this.
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How to leave a message for a github.com user
...te with a github.com user i.e. write the user a message when only username/id is given on their GitHub page? Does GitHub have this social feature?
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How to pass values between Fragments
...dle);
and to receive in fragment in Fragment onCreateView method:
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
String strtext=getArguments().getString("message");
return inflater.inflate(R.layout.fragment, con...
How do I set up a simple delegate to communicate between two view controllers?
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Simple example...
Let's say the child view controller has a UISlider and we want to pass the value of the slider back to the parent via a delegate.
In the child view controller's header file, declare the delegate type and its methods:
ChildViewController.h
#import <UIKit/UIKit.h>...
How to find third or nth maximum salary from salary table?
How to find third or nth maximum salary from salary table(EmpID,EmpName,EmpSalary) in Optimized way?
54 Answers
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top命令使用详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...命令或者在个人定制文件中进行设定.
top [-] [d delay] [p pid] [q] [c] [C] [S] [s] [i] [n iter] [b]
p 仅监视进程给定的进程ID
d 指定每两次屏幕信息刷新之间的时间间隔。当然用户可以使用s交互命令来改变之。
q 该选项将使top没有任何延...