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Find difference between timestamps in seconds in PostgreSQL

... Try:  SELECT EXTRACT(EPOCH FROM (timestamp_B - timestamp_A)) FROM TableA Details here: EXTRACT. share | improve this answer | follow ...
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Html List tag not working in android textview. what can i do?

... see in the Html class source code, Html.fromHtml(String) does not support all HTML tags. In this very case, <ul> and <li> are not supported. From the source code I have built a list of allowed HTML tags: br p div em b strong cite dfn i big small font blockquote tt monospace a u sup s...
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Android: How to stretch an image to the screen width while maintaining aspect ratio?

... always roughly square) and display it so that it fills the screen horizontally, and stretches vertically to maintain the aspect ratio of the image, on any screen size. Here is my (non-working) code. It stretches the image horizontally, but not vertically, so it is squashed... ...
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Python in Xcode 4+?

...d it out! The steps make it look like it will take more effort than it actually does. These instructions are for creating a project from scratch. If you have existing Python scripts that you wish to include in this project, you will obviously need to slightly deviate from these instructions. If yo...
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Equivalent of *Nix 'which' command in PowerShell?

... Is there any way to have the path all the time without to type '| Format-Table Path, Name' ? – Guillaume Jan 11 '13 at 8:18 11 ...
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Obtain Bundle Identifier programmatically

...n approach to get the value. ARC example is following: NSString *value = (__bridge_transfer NSString *)CFDictionaryGetValue(CFBundleGetInfoDictionary(CFBundleGetMainBundle()), (const void *)(@"CFBundleIdentifier")); ...
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How to get jQuery dropdown value onchange event

...nswered Nov 12 '13 at 7:00 power_scriptorpower_scriptor 2,94411 gold badge1212 silver badges1616 bronze badges ...
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Is there a Java reflection utility to do a deep comparison of two objects?

...preserving the equals contract" Besides what good does a boolean method really do you anyway? It'd be nice to actually encapsulate all the differences between the original and the clone, don't you think? Also, I'll assume here that you don't want to be bothered with writing/maintaining comparison c...
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What are some popular naming conventions for Unit Tests? [closed]

... for the name, rather than searching the name and then filter out test manually by eyes. It's a small distinction, but it's much easier to "test [class name]" and have only one pop up and reduce mental load – THIS USER NEEDS HELP Jan 31 '19 at 18:49 ...
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Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue

...working on a UI for an app, and I'm attempting to use grayscale icons, and allow the user to change the theme to a color of their choosing. To do this, I'm trying to just apply a ColorFilter of some sort to overlay a color on top of the drawable. I've tried using PorterDuff.Mode.MULTIPLY, and it wor...