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HttpSecurity, WebSecurity and AuthenticationManagerBuilder

Could anyone explain when to override configure(HttpSecurity) , configure(WebSecurity) and configure(AuthenticationManagerBuilder) ? ...
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java.net.SocketException: Connection reset

...ck. You might check for this oversight. Remember opening a URL is like a file, be sure to close it (release the connection) once it has been fully read. share | improve this answer | ...
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How to make my layout able to scroll down?

... Just wrap all that inside a ScrollView: <?xml version="1.0" encoding="utf-8"?> <ScrollView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent"> &l...
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Is it a good idea to use Google Guava library for Android development?

I am involved in the development of Android application which is a rather "thick" mobile client for a Web service. It heavily communicates with the server but also has a lot of inner logic too. So, I decided to use some features of Google Guava library to simplify development process. Here is a li...
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How to get UTC time in Python?

...er my answer below. See "datetime objects with no timezone should be considered as a "bug" in the application." julien.danjou.info/python-and-timezones – Tim Richardson Nov 29 '19 at 22:50 ...
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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?

... Did you mean sprintf '%02d', n? irb(main):003:0> sprintf '%02d', 1 => "01" irb(main):004:0> sprintf '%02d', 10 => "10" You might want to reference the format table for sprintf in the future, but for this particu...
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MySQL DISTINCT on a GROUP_CONCAT()

...H(REPLACE(tableName.categories, ' ', ''))+numbers.n-1 ) s; Please see fiddle here. share | improve this answer | follow | ...
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Method to Add new or update existing item in Dictionary

... I know it is not Dictionary<TKey, TValue> class, however you can avoid KeyNotFoundException while incrementing a value like: dictionary[key]++; // throws `KeyNotFoundException` if there is no such key by using ConcurrentDictionary<TKey, TValue> and its really nice method AddOrUpdate...
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Android: create a popup that has multiple selection options

...builder.setItems(colors, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { // the user clicked on colors[which] } }); builder.show(); The output (on Android 4.0.3): (Background map not included. ;)) ...
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How to set default font family for entire Android app

...ewhere? I've been looking through the docs, as well as the theme and style files in the Android source and can't find anything. – Christopher Perry Oct 30 '13 at 18:38 35 ...