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How to preserve insertion order in HashMap? [duplicate]
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according to java doc it says: This linked list defines the iteration ordering, which is normally the order in which keys were inserted into the map.¿¿¿¿¿ NORMALLY ????? what does it mean? the order insertion is not garantee....
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JUnit Testing Exceptions [duplicate]
I'm really new to java.
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How to auto-format code in Eclipse?
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Another option is to go to Window->Preferences->Java->Editor->SaveActions and check the Format source code option. Then your source code will be formatted truly automatically each time you save it.
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functional interface that takes nothing and returns nothing [duplicate]
...; is that it may
* take any action whatsoever.
*
* @see java.lang.Thread#run()
*/
public abstract void run();
}
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How to extract numbers from a string and get an array of ints?
... sign -- optionally. \d matches a digit, and we need to write \ as \\ in a Java String though. So, \d+ matches 1 or more digits.
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A regular expression to exclude a word/string
... This didn't work for me, while Alix Axel's solution did work. I'm using Java's java.util.regex.Pattern class.
– Mark Jeronimus
Jun 20 '13 at 18:27
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Difference between JSP EL, JSF EL and Unified EL [closed]
...ere those ${} things which works in JSTL tags only. It is designed to call Javabean get methods.
Nov 2003: JSP 2.0 was introduced and EL was moved from JSTL 1.0 to JSP 2.0 in javax.servlet.jsp.el package and it became standard EL as part of J2EE 1.4 standard. JSTL 1.1 was shipped without EL. Now ${}...
How to convert OutputStream to InputStream?
... answered Apr 25 '11 at 13:36
Java DrinkerJava Drinker
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In log4j, does checking isDebugEnabled before logging improve performance?
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This is also the approach of java.util.Logging.
– Paul
Jun 14 '11 at 20:07
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FFmpeg on Android
...C++ code to export the functionality you need out of ffmpeg into a library java can interact with through JNI. The NDK allows you to easily link against the static libraries you've generated in step 1, just add a line similar to this to Android.mk: LOCAL_STATIC_LIBRARIES := libavcodec libavformat li...