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mysql -> insert into tbl (select from another table) and some default values [duplicate]
...
If you want to insert all the columns then
insert into def select * from abc;
here the number of columns in def should be equal to abc.
if you want to insert the subsets of columns then
insert into def (col1,col2, col3 ) select scol1,scol2,...
Test if object implements interface
...(object);
}
For example,
java.io.Serializable.class.isInstance("a test string")
evaluates to true.
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Unable to modify ArrayAdapter in ListView: UnsupportedOperationException
...bstractList (List) which cannot be modified.
Solution
Use an ArrayList<String> instead using an array while initializing the ArrayAdapter.
String[] array = {"a","b","c","d","e","f","g"};
ArrayList<String> lst = new ArrayList<String>(Arrays.asList(array));
final ArrayAdapter<S...
What is the global interpreter lock (GIL) in CPython?
...n it could make a lot of sense. But the threading library wont let you use extra CPU cores.
Multi-threading can be outsourced to the operating system (by doing multi-processing), some external application that calls your Python code (eg, Spark or Hadoop), or some code that your Python code calls (e...
Sorting list based on values from another list?
I have a list of strings like this:
15 Answers
15
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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...is error by saving an object to the shared preferences as a gson converted string. The gson String was no good, so retrieving and deserializing the object was not actually working correctly. This meant any subsequent accesses to the object resulted in this error. Scary :)
...
In AngularJS, what's the difference between ng-pristine and ng-dirty?
...ss cognitive step to comprehend than !ng-hide. your brain needs to do that extra step and thus you more likely to introduce bugs
– Damian Green
Aug 20 '14 at 8:32
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What is the difference between Sublime text and Github's Atom [closed]
...ious. I have however fixed the post to reflect the fact and added a little extra info to bring things up to date.
– sebt
May 19 '14 at 23:39
1
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How to handle static content in Spring MVC?
...r
public class HelloWorldController {
@RequestMapping(value="/")
public String index() {
return "index";
}
}
WebContent/WEB-INF/web.xml:
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchem...
Counting inversions in an array
...m to do the following: Given array A[1... n] , for every i < j , find all inversion pairs such that A[i] > A[j] . I'm using merge sort and copying array A to array B and then comparing the two arrays, but I'm having a difficult time seeing how I can use this to find the number of inversions...