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bootstrap popover not showing on top of all elements
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While this sorts out the original z-index issue, the popover doesn't stick with the original trigger element once you start dragging things around the screen, zooming in or out, or resizing the window. Looking for a better answer for this myself.
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SQL Server Management Studio won't let me add an index to a table
When I right click on the indexes folder in the table the "New Index" menu item is grayed out. I don't understand why. I've deleted all data in the table just in case, and refreshed and restarted SSMS, but no luck. I'm using SQL Server 2012 Business Intelligence SP1 CTP.
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Fast stable sorting algorithm implementation in javascript
...turing:
Function
var stableSort = (arr, compare) => arr
.map((item, index) => ({item, index}))
.sort((a, b) => compare(a.item, b.item) || a.index - b.index)
.map(({item}) => item)
It accepts input array and compare function:
stableSort([5,6,3,2,1], (a, b) => a - b)
It als...
How to recover stashed uncommitted changes
...you wanted to extract it somewhere else (in a different branch), or with --index, or some such, that's not so easy. If you apply, you get to choose when to drop.
It's all pretty minor one way or the other though, and for a newbie to git, it should be about the same. (And you can skip all the rest...
How do I disable directory browsing?
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Create an .htaccess file containing the following line:
Options -Indexes
That is one option. Another option is editing your apache configuration file.
In order to do so, you first need to open it with the command:
vim /etc/httpd/conf/httpd.conf
Then find the line: Options Indexes Fol...
Retrieving the last record in each group - MySQL
... p2.maxpostid | 1 | Using where |
| 2 | DERIVED | pi | index | NULL | OwnerUserId | 8 | NULL | 1151268 | Using index |
+----+-------------+------------+--------+----------------------------+-------------+---------+--------------+---------+---...
Using ChildActionOnly in MVC
...ere is an example for [ChildActionOnly]..
there are two action methods: Index() and MyDateTime() and corresponding Views: Index.cshtml and MyDateTime.cshtml.
this is HomeController.cs
public class HomeController : Controller
{
public ActionResult Index()
{
ViewBag.Message = "Thi...
What is a “Bitmap heap scan” in a query plan?
...an. The difference is that, rather than visiting every disk page, a bitmap index scan ANDs and ORs applicable indexes together, and only visits the disk pages that it needs to.
This is different from an index scan, where the index is visited row by row in order -- meaning a disk page may get visite...
Looping over arrays, printing both index and value
... This answer helpfully just explains: ""${!foo[@]}" is the list of all the indexes set in the array".
– pjhsea
Feb 18 '19 at 0:31
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show 4 m...
How do I configure git to ignore some files locally?
...you must run the following after editing your ignore-patterns:
git update-index --assume-unchanged <file-list>
Note on $GIT_DIR: This is a notation used all over the git manual simply to indicate the path to the git repository. If the environment variable is set, then it will override the l...