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How to generate sample XML documents from their DTD or XSD?
... yes, this is the easiest way. Open XSD, switch to XML Schema Explorer, select the root node, right click and choose "Generate Sample Xml".
– balint
Jul 18 '09 at 16:58
3
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How to correctly save instance state of Fragments in back stack?
.... In the fragment, save instance state by overriding onSaveInstanceState() and restore in onActivityCreated():
class MyFragment extends Fragment {
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
...
i...
What is the precise meaning of “ours” and “theirs” in git?
...ics:
Merges:
$ git checkout master
$ git merge feature
If you want to select the version in master:
$ git checkout --ours codefile.js
If you want to select the version in feature:
$ git checkout --theirs codefile.js
Rebases:
$ git checkout feature
$ git rebase master
If you want to s...
What is the difference between JVM, JDK, JRE & OpenJDK?
...s the virtual machine that runs the Java bytecodes. The JVM doesn't understand Java source code; that's why you need compile your *.java files to obtain *.class files that contain the bytecodes understood by the JVM. It's also the entity that allows Java to be a "portable language" (write once, run ...
PostgreSQL ERROR: canceling statement due to conflict with recovery
...is not modified is to suspend the replication and resume after the query:
select pg_xlog_replay_pause(); -- suspend
select * from foo; -- your query
select pg_xlog_replay_resume(); --resume
share
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What's the @ in front of a string in C#?
...also allows multi-line contents - which can be very handy for SQL:
string select = @"
SELECT Foo
FROM Bar
WHERE Name='Baz'";
The one bit of escaping which is necessary for verbatim string literals is to get a double quote (") which you do by doubling it:
string verbatim = @"He said, ""Would you ...
Why do we need a fieldset tag?
... without using tables. The fieldset tag can be used to create boxes around selected elements and the legend tag will give a caption to those elements. In this way form elements can be grouped together into identified categories.
Different browsers may display the default fieldset border in differen...
Long Press in JavaScript?
...
Although this is the selected answer, it is not really answering the question. It is overly simplistic and naive. Any long press event must address multiple issues which this answer ignores. 1) Distinguish long press from drag from gesture from m...
Is git not case sensitive?
... collapsing the commits. A shorter way to do it is to manipulate the index and working folder all in one:
git mv file.txt temp.txt
git mv temp.txt File.txt
git commit -m "Renamed file.txt to File.txt"
This is related to adjusting directory names as well: git mv and only change case of directory
...
MySQL integer field is returned as string in PHP
...
When you select data from a MySQL database using PHP the datatype will always be converted to a string. You can convert it back to an integer using the following code:
$id = (int) $row['userid'];
Or by using the function intval():
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