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How to declare global variables in Android?

...em you are encountering is how to save state across several Activities and all parts of your application. A static variable (for instance, a singleton) is a common Java way of achieving this. I have found however, that a more elegant way in Android is to associate your state with the Application con...
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How to convert DateTime to VarChar

...this post (stackoverflow.com/questions/59667/…) for more details. Essentially, there are 2 bytes of overhead involved in VARCHAR vs CHAR. In this scenario, we know that your string will always be 10 characters, so CHAR is appropriate. – Will Ediger Dec 30 '14...
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Difference between os.getenv and os.environ.get

Is there any difference at all between both approaches? 5 Answers 5 ...
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converting CSV/XLS to JSON? [closed]

...l I made: Mr. Data Converter It converts to JSON, XML and others. It's all client side, too, so your data never leaves your computer. share | improve this answer | follow...
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Bootstrap: align input with button

...), where .form-horizontal will place a space between them. -- Note -- To allow the input and button elements to be next to each other without spacing, the font-size has been set to 0 in the .input-append class (this removes the white spacing between the inline-block elements). This may have an adv...
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How to create a GUID/UUID in Python

... Also, have a look at the shortuuid module I wrote, as it allows you to generate shorter, readable UUIDs: github.com/stochastic-technologies/shortuuid – Stavros Korokithakis Dec 31 '12 at 16:22 ...
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Set timeout for ajax (jQuery)

... Make sure to wrap the entire $.ajax call with a try/catch. Aborts are not caught by jQuery and will be thrown outside of the $.ajax call. – justdan23 Dec 13 '19 at 15:08 ...
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Make an HTTP request with android

...e. Instead use either: OkHttp HttpUrlConnection Original Answer First of all, request a permission to access network, add following to your manifest: <uses-permission android:name="android.permission.INTERNET" /> Then the easiest way is to use Apache http client bundled with Android: Ht...
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How to get jQuery to wait until an effect is finished?

... You can specify a callback function: $(selector).fadeOut('slow', function() { // will be called when the element finishes fading out // if selector matches multiple elements it will be called once for each }); Documentation here. ...
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How to make an alert dialog fill 90% of screen size?

...heme.Dialog, then you wouldn't have to play a guessing game about when to call setAttributes. (Although it's a bit more work to have the dialog automatically adopt an appropriate light or dark theme, or the Honeycomb Holo theme. That can be done according to http://developer.android.com/guide/topi...