May 19, 2015 small and medium-sized problems

Front:

1, if multiple operations need to be side-by-side display and set the property is block, there will be multiple actions to wrap the case, the solution can be directly set the property to Inline-block;

2, if the child layer operation affects the parent layer, such as having an onclick operation on the inner layer, may affect the parent Div, if you want to eliminate this effect, you can add a e.stoppropagation ();

Back end:

Find file name shortcuts in 1,eclipse: ctrl+shift+r; Quick Find method name in file: Ctrl+o;

2,list determines whether it is empty: List.size () ==0 (the number of returned elements is 0), or list.isempty ();(no element), and list! = NULL to indicate that the list does not exist;

3, Convert object to Int:Integer.praseInt (string.valueof (obj));

May 19, 2015 small and medium-sized problems