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The most efficient way to implement an integer based power function pow(int, int)
... @AkhilJain: It's perfectly good C; to make it valid also in Java, replace while (exp) and if (exp & 1) with while (exp != 0) and if ((exp & 1) != 0) respectively.
– Ilmari Karonen
Apr 8 '13 at 16:38
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Sign APK without putting keystore info in build.gradle
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The nice thing about Groovy is that you can freely mix Java code, and it's pretty easy to read in a key/value file using java.util.Properties. Perhaps there's an even easier way using idiomatic Groovy, but Java is still pretty simple.
Create a keystore.properties file (in this e...
Ideal way to cancel an executing AsyncTask
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are you suggesting we use regular java thread and "abort" the thread run using volatile boolean variable - the conventional Java way?
– Samuh
Apr 29 '10 at 14:57
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Setting environment variables on OS X
...surround multiple values in quotes, see MAVEN_OPTS example below.
#
setenv JAVA_VERSION 1.6
setenv JAVA_HOME /System/Library/Frameworks/JavaVM.framework/Versions/1.6/Home
setenv GROOVY_HOME /Applications/Dev/groovy
setenv GRAILS_HOME /Applications/Dev/grails
setenv NEXUS_HOME /Applications/Dev/nexus...
FileNotFoundException while getting the InputStream object from HttpURLConnection
...to send a post request to a url using HttpURLConnection (for using cUrl in java).
The content of the request is xml and at the end point, the application processes the xml and stores a record to the database and then sends back a response in form of xml string. The app is hosted on apache-tomcat lo...
Combining multiple @SuppressWarnings annotations - Eclipse Indigo
...for a list parameter. When using an SDK to run Eclipse (or when having the Java sources attached), you can simply hit F3 on any annotation to see its source declaration, thereby also seeing how many (and which) parameters it needs.
– Bananeweizen
Oct 25 '12 at ...
How to implement an abstract class in ruby?
... be about the end of the story. The only reason to use abstract classes in Java is to insist that certain methods get "filled-in" while others have their behavior in the abstract class. In a duck-typing language, the focus is on methods, not on classes/types, so you should move your worries to that ...
How can I list ALL grants a user received?
... 22, 'LIBRARY', 23, 'DIRECTORY', 24, 'QUEUE',
28, 'JAVA SOURCE', 29, 'JAVA CLASS', 30, 'JAVA RESOURCE',
32, 'INDEXTYPE', 33, 'OPERATOR',
34, 'TABLE SUBPARTITION', 35, 'INDEX SUBPARTITION',
40, 'LOB PARTITION...
Run batch file as a Windows service
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On Windows 2019 Server, you can run a Minecraft java server with these commands:
sc create minecraft-server DisplayName= "minecraft-server" binpath= "cmd.exe /C C:\Users\Administrator\Desktop\rungui1151.lnk" type= own start= auto
The .lnk file is a standard windows short...
How to check sbt version?
...Set current project to jacek (in build file:/Users/jacek/)
[info] Setting: java.lang.String = 0.13.1
[info] Description:
[info] Provides the version of sbt. This setting should be not be modified.
[info] Provided by:
[info] */*:sbtVersion
[info] Defined at:
[info] (sbt.Defaults) Defaults.scala:6...