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Lisp in the real world

...ions for business process modelling. it's some random lisp code with a few extra process-related primitives and a few constraints. it can stop at random points in the code and fall asleep (get comitted into the database) while it waits for some external event. is it practical or academic? you decid...
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doGet and doPost in Servlets

...tpServletResponse response) throws ServletException, IOException { String username = request.getParameter("username"); String password = request.getParameter("password"); User user = userService.find(username, password); if (user != null) { request.getSes...
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How do I get a YouTube video thumbnail from the YouTube API?

...5 (5) { ["default"]=> object(stdClass)#6 (3) { ["url"]=> string(46) "https://i.ytimg.com/vi/T0Jqdjbed40/default.jpg" ["width"]=> int(120) ["height"]=> int(90) } ["medium"]=> object(stdClass)#7 (3) { ["url"]=> string(48) "https://i.ytimg.com...
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PHP - Check if two arrays are equal

... The above comment is false. If $b has all the elements $a has plus some extra ones, the two arrays are not equal yet the above code will say they are. – Ghola Sep 8 '14 at 12:14 ...
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What is the difference between atan and atan2 in C++?

...ple values is (-pi,pi] but atan2 has the range [-pi,pi] so it includes one extra value -pi from another branch due to atan2(-0.0,x) for x<0. – Z boson Jul 2 '15 at 11:27 ...
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Exact difference between CharSequence and String in java [duplicate]

...ost . Can any one say what the exact difference between CharSequence and String is, other than the fact that String implements CharSequence and that String is a sequence of character? For example: ...
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How can I read a text file in Android?

... text file File file = new File(sdcard,"file.txt"); //Read text from file StringBuilder text = new StringBuilder(); try { BufferedReader br = new BufferedReader(new FileReader(file)); String line; while ((line = br.readLine()) != null) { text.append(line); text.append(...
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Android custom dropdown/popup menu

... <item android:id="@+id/google_plus" android:title="@string/menu_google_plus" android:icon="@drawable/add_by_gp" android:showAsAction="ifRoom|withText" /> this is how i added , but i cant see image with text – Mr.G ...
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Exclude .svn directories from grep [duplicate]

...ort GREP_OPTIONS='--exclude-dir=".svn"' PS: thanks to Adrinan, there are extra quotes in my version: export GREP_OPTIONS='--exclude-dir=.svn' share | improve this answer | ...
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How to create a date and time picker in Android? [closed]

...anks ! However, i had to clone the code, because i think gradle dependency string is not valid ? – kuldeep Aug 20 '15 at 14:21 ...