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How do I provide JVM arguments to VisualVM?

I'm using VisualVM from JDK 1.6.0_26 to profile a Java webapp running under Tomcat, but VisualVM often tells me that it doesn't have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I...
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How do I expand the output display to see more columns of a pandas DataFrame?

....options.display.width = 0. (For older versions see at bottom.) pandas.set_printoptions(...) is deprecated. Instead, use pandas.set_option(optname, val), or equivalently pd.options.<opt.hierarchical.name> = val. Like: import pandas as pd pd.set_option('display.max_rows', 500) pd.set_option('...
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Add a property to a JavaScript object using a variable as the name?

... With lodash, you can create new object like this _.set: obj = _.set({}, key, val); Or you can set to existing object like this: var existingObj = { a: 1 }; _.set(existingObj, 'a', 5); // existingObj will be: { a: 5 } You should take care if you want to use dot (".") i...
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How to destroy an object?

...way. You will need to figure out which is best for you. Also you can use __destruct() for an object which will be called on unset or null but it should be used carefully and like others said, never be called directly! see: http://www.stoimen.com/blog/2011/11/14/php-dont-call-the-destructor-expl...
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Download multiple files with a single action

... * Download a list of files. * @author speedplane */ function download_files(files) { function download_next(i) { if (i >= files.length) { return; } var a = document.createElement('a'); a.href = files[i].download; a.target = '_parent'; // Use a.downloa...
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How are VST Plugins made?

...in.def). This needs to contain at least the following lines: EXPORTS main=_main Borland compilers add an underscore to function names, and this exports the main() function the way a VST host expects it. For more information about .def files, see the C++Builder help files. This is not enough, tho...
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When is -XAllowAmbiguousTypes appropriate?

... Foo a where whichOne :: a -> String instance Foo a where whichOne _ = "a" instance Foo [a] where whichOne _ = "[a]" -- | -- >>> main -- [a] main :: IO () main = putStrLn $ whichOne (undefined :: [Int]) But GHC is not okay with overlapping instances when neither is clearly a b...
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How do I remove a project configuration in Visual Studio 2008?

..., Package Manager Console. From there use: Get-Project -All | Foreach { $_.ConfigurationManager.DeleteConfigurationRow("Release") } In this way you have removed all the configurations from all the projects called "Release". I strongly suggest you to always check the differences on your source co...
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how to File.listFiles in alphabetical order?

... can sort with Arrays.sort(). File[] files = XMLDirectory.listFiles(filter_xml_files); Arrays.sort(files); for(File _xml_file : files) { ... } This works because File is a comparable class, which by default sorts pathnames lexicographically. If you want to sort them differently, you can defi...
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How to ignore SVN folders in WinMerge?

... f: \.jar$ ## Ignore subversion housekeeping directories d: \\.svn$ d: \\._svn$ Save it, then when selecting items to merge, select the filter you defined from the Select Files or Folders dialog box. Bonus points: It will save this and use it as a default for future merges. ...