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How do I serialize an object and save it to a file in Android?
...);
for (int i = 0; i < bytes.length; i++) {
strBuf.append((char) (((bytes[i] >> 4) & 0xF) + ((int) 'a')));
strBuf.append((char) (((bytes[i]) & 0xF) + ((int) 'a')));
}
return strBuf.toString();
}
public static byte[] decodeBytes(String str) {
byte[]...
Insert auto increment primary key to existing table
...etrieve it by id immediately, MySQL offers LAST_INSERT_ID() for that value SELECT * FROM table_name WHERE id = LAST_INSERT_ID() and most programming language APIs offer some function/method to return that value in the application code.
– Michael Berkowski
Jan 2...
How can I view the source code for a function?
...tialPolygons
Functions that call unexported functions
In the case of ts.union, .cbindts and .makeNamesTs are unexported functions from the stats namespace. You can view the source code of unexported functions by using the ::: operator or getAnywhere.
> stats:::.makeNamesTs
function (...)
{
...
SQL DROP TABLE foreign key constraint
...your table, you could use this SQL (if you're on SQL Server 2005 and up):
SELECT *
FROM sys.foreign_keys
WHERE referenced_object_id = object_id('Student')
and if there are any, with this statement here, you could create SQL statements to actually drop those FK relations:
SELECT
'ALTER TABL...
How do I change selected value of select2 dropdown with JqGrid?
I'm using Oleg's select2 demo , but I am wondering whether it would be possible to change the currently selected value in the dropdown menu.
...
Entity Framework with NOLOCK
...SMS, open a query (#1) and run: CREATE TABLE ##Test(Col1 INT); BEGIN TRAN; SELECT * FROM ##Test WITH (TABLOCK, XLOCK);. Open another query (#2) and run: SELECT * FROM ##Test;. The SELECT won't return as it is being blocked by the still open transaction in tab #1 that is using an exclusive lock. Canc...
How to make ng-repeat filter out duplicate results
... unique filter) and use it directly in the ng-options (or ng-repeat).
<select ng-model="orderProp" ng-options="place.category for place in places | unique:'category'">
<option value="0">Default</option>
// unique options from the categories
</select>
...
How does this site infecting script work?
...replace(/#|\$|@|\^|&|\(|\)|\!/ig, '').
It removes most of the special characters, turning it into a normal URL:
evil://dyndns-org.gamestop.com.mybestyouxi-cn.genuinehollywood.ru:8080/softonic.com/softonic.com/google.com/livejasmin.com/videosz.com/
(I manually changed http: to evil:)
Note th...
How to re-create database for Entity Framework?
...database from SQL Server Object Explorer in Visual Studio.
Right-click and select delete.
Delete mdf and ldf files from file system - if they are still there.
Rebuild Solution.
Start Application - database will be re-created.
...
What does the 'b' character do in front of a string literal?
...nce of the bytes type instead of the str type. They may only contain ASCII characters; bytes with a numeric value of 128 or greater must be expressed with escapes.
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