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How to create local notifications?
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localNotification.alertBody = "This is local notification from Swift 2.0"
localNotification.timeZone = NSTimeZone.localTimeZone()
localNotification.repeatInterval = NSCalendarUnit.CalendarUnitMinute
localNotification.userInfo = ["Important":"Data"];
localNotification.soundName ...
How do I force Postgres to use a particular index?
...gresConf 2018, random_page_cost should be set to something between 1.0 and 2.0 for solid-state drives.
2) Cached data
If the required index data is already cached in RAM, an index scan will always be significantly faster than a sequential scan. The documentation says:
Correspondingly, if your ...
How to add to an existing hash in Ruby
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You can use double splat operator which is available since Ruby 2.0:
h = { a: 1, b: 2 }
h = { **h, c: 3 }
p h
# => {:a=>1, :b=>2, :c=>3}
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What is ApplicationException for in .NET?
...cations - will throw ApplicationException and derived.
But later, in .NET 2.0, that was dropped.
Thus derive from Exception.
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Why is document.body null in my javascript?
...ad handler or place it after the <body> tag (as mentioned by e-bacho 2.0).
<head>
<title>Javascript Tests</title>
<script type="text/javascript">
window.onload = function() {
var mySpan = document.createElement("span");
mySpan.innerHTML =...
What is the meaning of the CascadeType.ALL for a @ManyToOne JPA association
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In JPA 2.0 if you want to delete an address if you removed it from a User entity you can add orphanRemoval=true (instead of CascadeType.REMOVE) to your @OneToMany.
More explanation between orphanRemoval=true and CascadeType.REMOVE ...
How do you automate Javascript minification for your Java web applications?
...d-time (using maven plugin)
Free and open source: Released under an Apache 2.0 license
several minification tools supported by wro4j: JsMin, Google Closure compressor, YUI etc
Very easy to use. Supports Servlet Filter, Plain Java or Spring Configuration
Javascript and CSS Meta Frameworks Support: C...
Polymorphism with gson
...exactly the same thing today. So, based on my research and when using gson-2.0 you really don't want to use the registerTypeHierarchyAdapter method, but rather the more mundane registerTypeAdapter. And you certainly don't need to do instanceofs or write adapters for the derived classes: just one ada...
Difference between Select and ConvertAll in C#
...implemented only by List<T>. The ConvertAll method exists since .NET 2.0 whereas LINQ was introduced with 3.5.
You should favor Select over ConvertAll as it works for any kind of list, but they do the same basically.
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How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
... the Android project has added a lot of info on how the GC works in Dalvik 2.0 (a.k.a ART).
You can read about it here - Debugging ART Garbage Collection.
It also discusses some tools to get information on the GC behavior for your app.
Sending a SIGQUIT to your app process will essentially cause ...