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Unescape HTML entities in Javascript?

...ty vulnerability. The following snippet is the old answer's code with a small modification: using a textarea instead of a div reduces the XSS vulnerability, but it is still problematic in IE9 and Firefox. function htmlDecode(input){ var e = document.createElement('textarea'); e.innerHTML = inp...
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Difference between a class and a module

... @Caffeine not really because Ruby modules actually include implementations, whereas interfaces in Java are abstract – Jorge Israel Peña Jan 12 '13 at 6:34 ...
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How does one reorder columns in a data frame?

... has four columns like so df[,c(1,2,3,4)]. Note the first comma means keep all the rows, and the 1,2,3,4 refers to the columns. To change the order as in the above question do df2[,c(1,3,2,4)] If you want to output this file as a csv, do write.csv(df2, file="somedf.csv") ...
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Difference between Activity Context and Application Context

...nformation about the current activity that is necessary to complete those calls. If you show the exact error message, might be able to point to what exactly it needs. But in general, use the activity context unless you have a good reason not to. ...
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Add file extension to files with bash

... second one adds an extension on all files, not just extensionless ones – Jeff Mar 24 '15 at 15:55 5 ...
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How to make links in a TextView clickable?

...ot // respond to user input. To make them active, you need to // call setMovementMethod() on the TextView object. TextView t2 = (TextView) findViewById(R.id.text2); t2.setMovementMethod(LinkMovementMethod.getInstance()); I removed most of the attributes on my TextView to match wh...
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How to remove a TFS Workspace Mapping?

...stating "Show Remote Workspaces" - just tick that and you'll get a list of all your enlistments: From the command line Call "tf workspace" from a developer command prompt. It will bring up the "Manage Workspaces" directly! ...
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How to change an application icon programmatically in Android?

...st: <uses-permission android:name="com.android.launcher.permission.INSTALL_SHORTCUT" /> <uses-permission android:name="com.android.launcher.permission.UNINSTALL_SHORTCUT" /> Then you need this two methods for installing and uninstalling shortcuts. The shortcutAdd method creates a bitm...
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Spark java.lang.OutOfMemoryError: Java heap space

... longer need to play with these values, spark will determine them automatically. Similar to above but shuffle memory fraction. If your job doesn't need much shuffle memory then set it to a lower value (this might cause your shuffles to spill to disk which can have catastrophic impact on speed). So...
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Initializing multiple variables to the same value in Java

...n, thirdPerson; firstPerson = secondPerson = thirdPerson = new Person(); All the variables would be pointing to the same instance. Probably what you would need in that case is: Person firstPerson = new Person(); Person secondPerson = new Person(); Person thirdPerson = new Person(); Or better ye...