How to delete all datastore in Google App Engine?
Does anyone know how to delete all datastore in Google App Engine? ...
delete
How do I LIMIT the number of rows in a DELETE with DB2 ?
Hi, I want to add a security on a sensitive table when I delete lines with an SQL request on a DB2 table. I want to mimic the way MySQL allows you to limit the numbers of rows deleted in an SQL request. Basically I want to do this with DB2 : DELETE FROM table WHERE info = '1' LIMIT 1 Is there a way to do that with DB2 ? ...
PHP: remove array element by element pointer (alias)
Is it possible to remove an array element by a pointer? Multidimensional array: $list = array( 1=>array( 2=>array('entry 1'), 3=>array('entry 2') ), 4=>'entry 3', 5=>array( 6=>array('entry 4') ) ); Reference array: $refs = array( 1=>&$list[1], 2=>&$list[1][2], 3=>&$li...
Delete currently loaded assembly
In my application comes with an uninstaller Everything is working fine, except that I can't find no way to delete the uninstaller.exe file when it's all done. I tried to copy the current assembly exe into a temp directory, but the file-handle of the original file is still locked... Any ideas? ...
How do I use JPQL to delete entries from a join table?
I have a JPA object which has a many-to-many relationship like this: @Entity public class Role { //... @ManyToMany(fetch=FetchType.EAGER) @JoinTable( name="RolePrivilege", joinColumns= @JoinColumn(name="role", referencedColumnName="ID"), inverseJoinColumns= @JoinColumn(name="privilege", referencedColumnName="...
Bad performance on deleting referenced database rows with Linq To SQL
Hey, I've got an performance issue in my application using a MSSQL DB. I have a Database Architecture with the following tables: Job (Primary Key: Job ID) Jobitem(Primary Key: Jobitem ID, Foreign Key: Job ID) Job2Property (Foreign Key: Job ID <-> Property ID) Jobitem2Property(Foreign Key: Jobitem ID <-> Property ID) Property (Primary ...
OutputStream delete file contents JAVA
I have files in who i need to record serialized object. I open ObjectOutputStream for writing in files. If i didnt wrote nothing in file, file content get deleted. I don't want content to be deleted when i make ObjectOutputStream. Any help? Edit: @Provides @ArticleSerializationOutputStream public ObjectOutputStream getArticleObjectOutp...
Selecting a Checkbox and deleting a data grid row in Flex
Hi, I am trying to implement the following : 1> First column of datagrid has a checkbox. 2> Select checkboxes, and then delete the datagrid column. 3> Dynamically, add checkbox when row is added dynamically. 4> Do not show check box if now data in row. Can someone give some guidance ? ...
Hibernate getting on my nerve. Delete question on One To One relationship.
Hi all, I have these classes. @Entity @Table(name ="a") class A{ private Integer aId; private B b; @Id @GeneratedValue(strategy = GenerationType.AUTO) @Column(name = "id_a") public Integer getAId() { return aId; } @OneToOne(mappedBy = "a", cascade={CascadeType.ALL}) public B getB() { return b; } } @Entity @...
How to delete TOP n results in SQL 2000?
I know in SQL Server 2005 we could do something like: DELETE TOP 10 FROM tbX where X = 1 What could be the query to do the same in SQL2K, considering that the primary key is composed by two FK columns? ...
How do I *not* delete a member in a destructor?
I'd like the destructor of my class to delete the entire object except for one of the members, which is deleted elsewhere. First of all, is this totally unreasonable? Assuming it's not, how do I do this? I thought that created an destructor with an empty body would prevent all the members from being deleted (because the destructor wou...
SQL delete from related tables
I am trying to delete all records that match a quiz id from the question table and the relationship table. The query works for a select statement, but won't allow the same statement to delete. @quizId is a quiz Id value I pass into my stored procedure. Does anyone know how to delete from both tables using one statement? Is it possib...
reallocating list in python
Ok this is my problem. I am trying something like this: for i in big_list: del glist[:] for j in range(0:val) glist.append(blah[j]) Idea is to reset list and reuse it for next set of data points. The problem is for some reason if the first list had 3 points. Therefore it used glist[0] glist[1] glist[2] The next...
How to execute bulk delete with relationship in EJB3
I am trying to figure out how to execute a bulk delete on a @ManyToOne relationship without success. Scenario: Parent has many Downloads I want to execute a delete of all Downloads where the Parent date is > :some_date. I do not want to delete any of the Parent records, just the Download records. Download has a parent field that i...
delete a NULL pointer does not call overloaded delete when destructor is written
class Widget { public: Widget() { cout<<"~Widget()"<<endl; } ~Widget() { cout<<"~Widget()"<<endl; } void* operator new(size_t sz) throw(bad_alloc) { cout<<"operator new"<<endl; throw bad_alloc(); } void operator delete(void *v) { cout<<"oper...
Permanently Delete MailMessage in Outlook with VBA?
Hello all, I am looking for a way to permanently delete a MailMessage from Outlook 2000 with VBA code. I'd like to do this without having to do a second loop to empty the Deleted items. Essentially, I am looking for a code equivalent to the UI method of clicking a message and hitting SHIFT+DELETE. Is there such a thing? TIA! ...
How to delete multiple rows based on a collection of non-primary key field items using LINQ-TO-SQL?
I have this columns id int primary key, code int not null I want to delete all items where code equals to one of the items in a IEnumerable<int> someEnumerable One possible way is using iteration. But I wanna do it without explicit iteration (for, foreach). Another way is by doing this: var result = db.table.Where(a => someEnumera...
commitEditingStyle method not firing?
I have a tableView that I want to allow editing and delete rows. I make it go into editing mode fine. But when I press the delete button it's not firing off the event to make it delete the row!?? Here is my code: - (IBAction)editTable:(id)sender{ ; if(self.editing){ [super setEditing:NO animated:NO]; [self.tableView setEditing:NO an...
Deleting a single item FROM recycle bin
Hi, is there anyway in C# (interop maybe) to delete a specific file in the recycle bin permanently? While searching on the internet I only found ways to delete TO the recycle bin not FROM. I also don't want to empty the whole bin, just one specific file. The specific item is already in the recycle bin. How can I do this? EDIT: I di...
Batch rename©&delete not working?
On whatever reason this is not working [gives 'file not found'] set in=c:\myprogram\_save cd %temp% ren 1RO.dat "Titanic Moves 1 of 3 Rotterdam.dat" ren 12RO.img "Titanic Moves 1 of 3 Rotterdam.img" ren 2HA.dat "Titanic Moves 2 of 3 Hawai.dat" ren 22HA.img "Titanic Moves 2 of 3 Hawai.img" ren 3NY.dat "Titanic Moves 3 of 3 NY.dat" ren 33...