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Adding an identity to an existing column
... data values on the newly created identity column. Note that you will lose all data if 'if not exists' is not satisfied, so make sure you put the condition on the drop as well!
CREATE TABLE dbo.Tmp_Names
(
Id int NOT NULL
IDENTITY(1, 1),
Name varchar(50) NULL
)
ON [...
What is the difference between “Include Directories” and “Additional Include Directories”
...r "Include Directories". But under "C/C++" option, there is another entry called "Additional Include Directories". Same thing happens with library directories.
...
What is the syntax for “not equal” in SQLite?
...
You can use <> operator
You will find here all the basic sql statements
http://www.firstsql.com/tutor2.htm
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String to LocalDate
... class to use is DateTimeFormat, not DateTimeFormatter. In other words, call DateTimeFormat.ofPattern("yyyy-MM-dd").parseLocalDate(yourInput);
– Dan Haywood
Jul 12 '19 at 12:13
...
DTO = ViewModel?
...thout any behavior.
ViewModels are the model of the view. ViewModels typically are full or partial data from one or more objects (or DTOs) plus any additional members specific to the view's behavior (methods that can be executed by the view, properties to indicate how toggle view elements etc...). ...
HTTP headers in Websockets client API
...he first message after the connection is established. The server then only allows the connection to continue if the ticket is valid (exists, has not been already used, client IP encoded in ticket matches, timestamp in ticket is recent, etc). Here is a summary of WebSocket security information: https...
Ruby on Rails form_for select field with class
I am beating my head against the wall on this one. I want to make a simple select tag using the f.select tag but nothing I do works. I put an example below:
...
How do I enable/disable log levels in Android?
..."); // Still goes through
Later, you can just change the LOGLEVEL for all debug output level.
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Multiline syntax for piping a heredoc; is this portable?
...
Yes, the POSIX standard allows this. According to the 2008 version:
The here-document shall be treated as a single word that begins after
the next <newline> and continues until there is a line containing only
the delimiter and a <n...
Drag and drop files into WPF
...
This is basically what you want to do.
private void ImagePanel_Drop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
// Note that you can have more than one file.
string[] files = (string[...