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How can I remove all objects but one from the workspace in R?
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Likewise, click the Name box, which selects all the files, and then deselect all the files you want to keep.
– Stephen
Dec 27 '17 at 15:18
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Disabling highlighting of current line in the Visual Studio editor
... in Fonts and Colors dialog controls the background color of the currently selected line in the editor?
6 Answers
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How to find current transaction level?
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Run this:
SELECT CASE transaction_isolation_level
WHEN 0 THEN 'Unspecified'
WHEN 1 THEN 'ReadUncommitted'
WHEN 2 THEN 'ReadCommitted'
WHEN 3 THEN 'Repeatable'
WHEN 4 THEN 'Serializable'
WHEN 5 THEN 'Snapshot' END AS TRANSACTION_I...
Is there a command for formatting HTML in the Atom editor?
...t go to this link: https://atom.io/packages/search?q=prettify
Once you've selected a package that does what you want you can install it by using the command: apm install [package name] from the command line or install it using the interface in Preferences.
When the package is installed, follow its...
Does List guarantee insertion order?
...I have for moving an item down one place in a list:
if (this.folderImages.SelectedIndex > -1 && this.folderImages.SelectedIndex < this.folderImages.Items.Count - 1)
{
string imageName = this.folderImages.SelectedItem as string;
int index = this.folderImages.SelectedIndex;
...
What is the equivalent of bigint in C#?
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I just had a script that returned the primary key of an insert and used a
SELECT @@identity
on my bigint primary key, and I get a cast error using long - that was why I started this search. The correct answer, at least in my case, is that the type returned by that select is NUMERIC which equates t...
Why does find -exec mv {} ./target/ + not work?
... +
This variant of the -exec action runs the specified command on the selected files, but the command line is built by appending each selected file name at the end; the total number of invocations of the command will be much less than the number of matched files. The command line is built in...
How to add “on delete cascade” constraints?
...hy until you see "Constraints"), or you can query the information schema.
select *
from information_schema.key_column_usage
where position_in_unique_constraint is not null
share
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improve this ans...
Difference between Repository and Service Layer?
...Model GetByClient(int id)
{
return _clientRepository.Get(id).Select(c =>
new OrdersByClientViewModel
{
Cient = new ClientViewModel { ...init with values from c...}
Orders = c.Orders.Select(o => new OrderViewModel { ......
How to have favicon / icon set when bookmarklet dragged to toolbar?
...for your bookmarklet.
Open Bookmarks Manager, click Organize dropdown, and select Export, save your bookmarks as html file.
Open that html file in text editor.
Find the bookmark you just created, lets say its Gmail bookmark, you should have an html code for it, that looks like this:
<DT><...