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How to change href of tag on button click through javascript
...there's no need here, this has been a DOM property forever, .href works in all browsers...for example would you use .getAttribute("id") instead of just .id? :)
– Nick Craver♦
Dec 6 '10 at 10:34
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Last non-empty cell in a column
...l-Shift-Enter after you type or paste it in. The below is for column A:
=INDEX(A:A,MAX((A:A<>"")*(ROW(A:A))))
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PostgreSQL: Can you create an index in the CREATE TABLE definition?
I want to add indexes to some of the columns in a table on creation. Is there are way to add them to the CREATE TABLE definition or do I have to add them afterward with another query?
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What is the minimum valid JSON?
... or a JSONArray as specified by RFC 4627.
snipped
This would mean that all JSON values (including strings, nulls and numbers) are accepted by the JSON object, even though the JSON object technically adheres to RFC 4627.
Note that you could therefore stringify a number in a conformant browser via...
What is PAGEIOLATCH_SH wait type in SQL Server?
...o large scans over big tables. It almost never happens in queries that use indexes efficiently.
If your query is like this:
Select * from <table> where <col1> = <value> order by <PrimaryKey>
, check that you have a composite index on (col1, col_primary_key).
If you don't hav...
Aborting a stash pop in Git
...y.
The reverse merge requires that all current changes be pushed into the index:
git add -u
Then invert the merge-recursive that was done by git stash apply:
git merge-recursive stash@{0}: -- $(git write-tree) stash@{0}^1
Now you will be left with just the non-stash changes. They will be i...
Hard reset of a single file
...hich will update both the working copy of my-file.txt and its state in the index with that from HEAD.
-- basically means: treat every argument after this point as a file name. More details in this answer. Thanks to VonC for pointing this out.
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Enforcing the type of the indexed members of a Typescript object?
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number is also allowed as an indexing type
– Ryan Cavanaugh
Nov 12 '12 at 17:15
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How to resolve git stash conflict without commit?
... execute it without any parameters and Git will remove everything from the index. You don't have to execute git add before.
Finally, remove the stash with git stash drop, because Git doesn't do that on conflict.
Translated to the command-line:
$ git stash pop
# ...resolve conflict(s)
$ git rese...
Get column index from column name in python pandas
In R when you need to retrieve a column index based on the name of the column you could do
7 Answers
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