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How to copy from CSV file to PostgreSQL table with headers in CSV file?
...'','' quote ''"'' csv ', csv_file_path);
iter := 1;
col_first := (select col_1
from temp_table
limit 1);
-- update the column names based on the first row which has the column names
for col in execute format ('select unnest(string_to_array(trim(t...
Cross-browser testing: All major browsers on ONE machine
...stallers.
Download a specific version at FileHippo.com. Make sure that you select "FileHippo" mirror to get the archived version. Otherwise you will be redirected to the latest version from Google's servers.
Safari:
Download the latest version from Apple.com.
Download other versions from Oldapps....
How do I flush the PRINT buffer in TSQL?
...y the following;
-- Replace PRINT function
DECLARE @strMsg NVARCHAR(100)
SELECT @strMsg = 'Here''s your message...'
RAISERROR (@strMsg, 0, 1) WITH NOWAIT
OR
RAISERROR (n'Here''s your message...', 0, 1) WITH NOWAIT
sha...
How to reuse existing C# class definitions in TypeScript projects
...code you can use my extension csharp2ts which does exactly that.
You just select the pasted C# code and run the Convert C# to TypeScript command from the command palette
A conversion example:
public class Person
{
/// <summary>
/// Primary key
/// </summary>
public int...
What to do on TransactionTooLargeException
...and application?
Using intents to share huge data, (for example, the user selects huge number of files from gallery share press share, the URIs of the selected files will be transferred using intents)
receiving bitmap files from service
waiting for android to respond back with huge data (for exampl...
How do I filter ForeignKey choices in a Django ModelForm?
...tions = super(FrontEndAdmin, self).get_actions(request)
if 'delete_selected' in actions:
del actions['delete_selected']
return actions
prevents delete permission
def has_delete_permission(self, request, obj=None):
return False
filters objects that can be ...
Chrome DevTools Devices does not detect device when plugged in
...
Found it under Developer options > Select USB configuration. Changed it to "PTP (Picture Transfer Protocol)", but didn't solve the problem
– zok
Jul 5 '16 at 10:56
...
Should I use #define, enum or const?
... this type. To track the current state of a record and to create a mask to select records in certain states. Create an inline function to test if the value of the type is valid for your purpose; as a state marker vs a state mask. This will catch bugs as the typedef is just an int and a value such as...
JPA EntityManager: Why use persist() over merge()?
...
I noticed that when I used em.merge, I got a SELECT statement for every INSERT, even when there was no field that JPA was generating for me--the primary key field was a UUID that I set myself. I switched to em.persist(myEntityObject) and got just INSERT statements then...
What is the benefit of using “SET XACT_ABORT ON” in a stored procedure?
...h
declare @error int, @message varchar(4000), @xstate int;
select @error = ERROR_NUMBER(), @message = ERROR_MESSAGE(), @xstate = XACT_STATE();
if @xstate = -1
rollback;
if @xstate = 1 and @trancount = 0
rollback
if @xstate = 1 and @tran...