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Android equivalent to NSNotificationCenter
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You could try this: http://developer.android.com/reference/java/util/Observer.html
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“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
...s to read this. A goodread on pointers hell on constants and vice-versa.
http://c-faq.com/decl/spiral.anderson.html
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Jackson how to transform JsonNode to ArrayNode without casting?
... ClassCastException, the old version will throw JSONException. Reference: http://www.json.org/javadoc/org/json/JSONObject.html#getJSONArray(java.lang.String)
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Run a single test method with maven
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To run a single test method in Maven, you need to provide the command as:
mvn test -Dtest=TestCircle#xyz test
where TestCircle is the test class name and xyz is the test method.
Wild card characters also work; both in the method name and class name.
If you're testing in a multi-mod...
【研究中】高德地图API研究及接入 - App应用开发 - 清泛IT社区，为创新赋能！
高德地图开发平台：https://lbs.amap.com/
1、请自行注册、登录、实名认证。
2、申请ApiKey：https://console.amap.com/dev/key/app
来个最简单案例：
通过经纬度获取地址的方法：https://lbs.amap.com/api/webservice/guide/api/georegeohttps://restapi.amap.com...
MetadataException: Unable to load the specified metadata resource
All of a sudden I keep getting a MetadataException on instantiating my generated ObjectContext class. The connection string in App.Config looks correct - hasn't changed since last it worked - and I've tried regenerating a new model (edmx-file) from the underlying database with no change.
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What is the idiomatic Go equivalent of C's ternary operator?
In C/C++ (and many languages of that family), a common idiom to declare and initialize a variable depending on a condition uses the ternary conditional operator :
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How can I use “” in javadoc without formatting?
...ent correctly (escaping the '<' and '>' in the generated HTML).
See http://download.oracle.com/javase/1.5.0/docs/guide/javadoc/whatsnew-1.5.0.html
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Ruby, Difference between exec, system and %x() or Backticks
...ll. Here Open3.popen3 comes in handy:
require 'open3'
Open3.popen3("curl http://example.com") do |stdin, stdout, stderr, thread|
pid = thread.pid
puts stdout.read.chomp
end
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What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
...er:
JavaScript Prototypal Inheritance
Also placed on the AngularJS wiki: https://github.com/angular/angular.js/wiki/Understanding-Scopes
It is important to first have a solid understanding of prototypal inheritance, especially if you are coming from a server-side background and you are more famil...