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使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
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使用App Inventor扩展实现多点触控：Rotation Detector
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Using App Inventor extensions to imp...
switch case statement error: case expressions must be constant expression
...;
In other words, the constants are not final in a library project.
Therefore your code would no longer compile.
The solution for this is simple: Convert the switch statement into an if-else statement.
public void onClick(View src)
{
int id = src.getId();
if (id == R.id.playbtn){
...
How to get a value of an element by name instead of ID
...
+1 for you Nick, because you were able to understand the question.
– kjagiello
Jan 21 '10 at 13:30
...
How to split a string literal across multiple lines in C / Objective-C?
... Line2";
Better approach
There's a better approach that works just for strings.
Plain C:
char *my_string = "Line 1 "
"Line 2";
Objective-C:
NSString *my_string = @"Line1 "
"Line2"; // the second @ is optional
The second approach is better, b...
Validation of radio button group using jQuery validation plugin
How to perform validation for a radio button group (one radio button should be selected) using jQuery validation plugin?
8 ...
Share application “link” in Android
...a way to enable users to directly go to the install screen of market place for instance. All I can provide them with is a web link or some text.
In other words I am looking for a very direct way for android users to have my app installed.
...
Is there a way to list open transactions on SQL Server 2000 database?
...
For all databases query sys.sysprocesses
SELECT * FROM sys.sysprocesses WHERE open_tran = 1
For the current database use:
DBCC OPENTRAN
share
...
Converting JSONarray to ArrayList
...
JSONArray jArray = (JSONArray)jsonObject;
if (jArray != null) {
for (int i=0;i<jArray.length();i++){
listdata.add(jArray.getString(i));
}
}
share
|
improve this answer
...
List the queries running on SQL Server
...ANAGER')
order by batch_duration desc
If you need to see the SQL running for a given spid from the results, use something like this:
declare
@spid int
, @stmt_start int
, @stmt_end int
, @sql_handle binary(20)
set @spid = XXX -- Fill this in
select top 1
@sql_handle = sql_handle
...
Can vim monitor realtime changes to a file
...so that vim reads the file when it changes. However (depending on your platform), you have to give it focus.
From the help:
When a file has been detected to have
been changed outside of Vim and it
has not been changed inside of Vim,
automatically read it again. When the
file has been...