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javac is not recognized as an internal or external command, operable program or batch file [closed]

...amine PATH. Remove old Java paths. Add the new Java path to PATH. Edit JAVA_HOME. Close and re-open console/IDE. Welcome! You have encountered one of the most notorious technical issues facing Java beginners: the 'xyz' is not recognized as an internal or external command... error message. In a...
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Vagrant stuck connection timeout retrying

...anage list runningvms This will result in something like this: "projects_1234567890" {5cxxxx-cxxx-4xxx-8xxx-5xxxxxxxxxx} Quite often, the VM is simply waiting for you to select an option in the bootloader. You can send the appropriate keycode (in the case, Enter) to the vm with controlvm: vbo...
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How to create an object for a Django model with a many to many field?

... m2m relations from unsaved objects. If you have the pks, try this: sample_object = Sample() sample_object.save() sample_object.users.add(1,2) Update: After reading the saverio's answer, I decided to investigate the issue a bit more in depth. Here are my findings. This was my original suggestion...
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Use “ENTER” key on softkeyboard instead of clicking button

...ode, KeyEvent event) { if (event.getAction() == KeyEvent.ACTION_DOWN) { switch (keyCode) { case KeyEvent.KEYCODE_DPAD_CENTER: case KeyEvent.KEYCODE_ENTER: addCourseFromTextBox(); retur...
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Tomcat: How to find out running tomcat version

....in/blog/check-jsp-tomcat-version Save this code into a file called tomcat_version.jsp: Tomcat Version : <%= application.getServerInfo() %><br> Servlet Specification Version : <%= application.getMajorVersion() %>.<%= application.getMinorVersion() %> <br> ...
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What is Prefix.pch file in Xcode?

...ngs (Command-Option-E, build tab) and uncheck Precompile Prefix Header (GCC_PRECOMPILE_PREFIX_HEADER). You can also remove the value of the Prefix Header setting if you wish. Also note that, Don't put macros in a.pch file! A .pch file is, by definition, a project specific precompiled header. It re...
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iOS 7 style Blur view

...[self addConstraints:[NSLayoutConstraint constraintsWithVisualFormat:@"H:|[_toolbar]|" options:0 metrics:0 ...
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Right way to initialize an OrderedDict using its constructor such that it retains order of initial d

... See __hash__. Specifically about the str type. – metatoaster Aug 25 '14 at 6:43 ...
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How to define a preprocessor symbol in Xcode

..., and select "Add User-Defined Setting". The new setting name should be GCC_PREPROCESSOR_DEFINITIONS, and you can type your definitions in the right-hand field. Per Steph's comments, the full syntax is: constant_1=VALUE constant_2=VALUE Note that you don't need the '='s if you just want to #defi...
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How to export data as CSV format from SQL Server using sqlcmd?

...low commas inside the data? Do we have to surround every column with '""'+ ___ +'""'? – Ahmed Apr 1 '15 at 0:41 2 ...