大约有 43,000 项符合查询结果(耗时:0.0715秒) [XML]

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Remove/hide a preference from the screen

...at you can set the visiblity in xml. The preferences in your xml will be converted to AppCompat versions automatically. You can then use the 'app:isPreferenceVisible' attribute in your xml preferences.xml <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" xmlns:a...
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Java: Check if enum contains a given string?

...ontain many values, perhaps builda HashSet or similar of your enum values converted to a string and query that HashSet instead. share | improve this answer | follow ...
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What is the meaning of “__attribute__((packed, aligned(4))) ”

...ome data from Wiki Data structure alignment is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding. When a modern computer reads from or writes to a memory address, it will do this in word sized chunk...
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Matching a space in regex

...ut the basic idea would be: $newtag = preg_replace ("/ +/", " ", $tag); # convert all multispaces to space $newtag = preg_replace ("/^ /", "", $tag); # remove space from start $newtag = preg_replace ("/ $/", "", $tag); # and end ...
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Is there an advantage to use a Synchronized Method instead of a Synchronized Block?

...so explicitly declares that the method synchronizes on the object instance and is (presumably) thread-safe. – Scrubbie Mar 14 '12 at 18:08 ...
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Tool for generating railroad diagram used on json.org [closed]

...ting railroad diagram used on json.org Is there some tool you used to convert the BNF to these diagrams or were they hand crafted? -- Aleem share | improve this answer | ...
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Play audio with Python

...k like it can play .mp3 files without external libraries. You could either convert your .mp3 file to a .wav or other format, or use a library like PyMedia. share | improve this answer | ...
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How to use if statements in underscore.js templates?

...is case it wouldn't matter, since he checks the value using ==, which will convert the value. Because of the type-conversion the following statement is true: null == undefined - Not endorsing that, just saying. – Johannes Lumpe Oct 26 '13 at 17:39 ...
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How to view UTF-8 Characters in VIM or Gvim

...t fileencoding=utf8 option so you won't run into the most confusing "Can't convert some character" error when saving. – Maxim Sloyko Mar 4 '11 at 12:21 ...
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Spring Boot Rest Controller how to return different HTTP status codes?

I am using Spring Boot for a simple REST API and would like to return a correct HTTP statuscode if something fails. 6 Answe...