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Android : Check whether the phone is dual SIM

... Update 23 March'15 : Official multiple SIM API is available now from Android 5.1 onwards Other possible option : You can use Java reflection to get both IMEI numbers. Using these IMEI numbers you can check whether the phone is a DUAL SIM or not. Try following activity : import andro...
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Tools to get a pictorial function call graph of code [closed]

...he functions called from a function in MS VS2005 using the Object browser, and in MSVC 6.0 also, this only shows functions called from a particular function in a non-graphical kind of display. Additionally, it does not show the function called starting from say main() , and then the functions calle...
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Differences between Oracle JDK and OpenJDK

Are there any crucial differences between Oracle and OpenJDK? 11 Answers 11 ...
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What is an Android PendingIntent?

I am a newbie to Android. I read the Android Documentation but I still need some more clarification. Can anyone tell me what exactly a PendingIntent is? ...
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How do I do a not equal in Django queryset filtering?

In Django model QuerySets, I see that there is a __gt and __lt for comparitive values, but is there a __ne / != / <> ( not equals ?) ...
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Java Name Hiding: The Hard Way

... You can cast a null to the type and then invoke the method on that (which will work, since the target object isn't involved in invocation of static methods). ((net.foo.X) null).doSomething(); This has the benefits of being side-effect free (a problem w...
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Get size of folder or file

...using the listFiles() method of a file object that represents a directory) and accumulate the directory size for yourself: public static long folderSize(File directory) { long length = 0; for (File file : directory.listFiles()) { if (file.isFile()) length += file.length(...
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console.log timestamps in Chrome?

...I've just found it. No other dirty hacks needed that destroys placeholders and erases place in the code where the messages was logged from. Update for Chrome 68+ The "Show timestamps" setting has been moved to the Preferences pane of the "DevTools settings", found in the upper-right corner of the ...
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How do I tell if a regular file does not exist in Bash?

... The test command ([ here) has a "not" logical operator which is the exclamation point (similar to many other languages). Try this: if [ ! -f /tmp/foo.txt ]; then echo "File not found!" fi ...
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How to correctly display .csv files within Excel 2013?

... Open the CSV file with a decent text editor like Notepad++ and add the following text in the first line: sep=, Now open it with excel again. This will set the separator as a comma, or you can change it to whatever you need. ...