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MySQL Data - Best way to implement paging?

...e LIMIT clause can be used to constrain the number of rows returned by the SELECT statement. LIMIT takes one or two numeric arguments, which must both be nonnegative integer constants (except when using prepared statements). With two arguments, the first argument specifies the offset of the first ro...
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How to subtract 30 days from the current datetime in mysql?

... SELECT * FROM table WHERE exec_datetime BETWEEN DATE_SUB(NOW(), INTERVAL 30 DAY) AND NOW(); http://dev.mysql.com/doc/refman/5.5/en/date-and-time-functions.html#function_date-add ...
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How to submit form on change of dropdown list?

I am creating a page in JSP where I have a dropdown list and once the user selects a value he has to click on the go button and then the value is sent to the Servlet. ...
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CASCADE DELETE just once

...you want to cascade. DELETE FROM some_child_table WHERE some_fk_field IN (SELECT some_id FROM some_Table); DELETE FROM some_table; share | improve this answer | follow ...
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Is it possible to use Java 8 for Android development?

...ce Click on the Android SDK Manager button which is located on the toolbar Select Android SDK Build tools Rev. 19.1 and Android Support Library only. Un-select everything else and install these two packages. If everything goes well, ADT will be up and running. The installation of the following to...
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Spring JPA @Query with LIKE

... Try to use the following approach (it works for me): @Query("SELECT u.username FROM User u WHERE u.username LIKE CONCAT('%',:username,'%')") List<String> findUsersWithPartOfName(@Param("username") String username); Notice: The table name in JPQL must start with a capital letter...
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Setting JDK in Eclipse

...roperties the "JRE System Library" was still there. When I deleted it and selected "Use default Workspace JRE" only then did it pick up my change. I would have thought Eclipse should have updated my projects JRE when I selected a different JRE for my workspace – MayoMan ...
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Android ViewPager with bottom dots

...droid:layout_height="wrap_content" app:tabBackground="@drawable/tab_selector" app:tabGravity="center" app:tabIndicatorHeight="0dp"/> </RelativeLayout> Hook up your UI elements inactivity or fragment as follows: Java Code: mImageViewPager = (ViewPager) findViewById(R.id...
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CSS - How to Style a Selected Radio Buttons Label?

I want to add a style to a radio button's selected label: 6 Answers 6 ...
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How enumerate all classes with custom class attribute?

... faster (especially without empirical proof); you've basically written the Select extension method, and the compiler will generate a state machine just as it would if you called Select because of your use of yield return. Finally, any performance gains that might be obtained in the majority of case...