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How To Create Table with Identity Column
... constraint index is useful when you actually want to change the options.
By the way, I prefer to name such a column HistoryId, so it matches the names of the columns in foreign key relationships.
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Has Facebook sharer.php changed to no longer accept detailed parameters?
...from July 18, 2017 Facebook has decided to disregard custom parameters set by users. This choice blocks many of the possibilities offered by this answer and it also breaks buttons used on several websites.
The quote and hashtag parameters work as of Dec 2018.
Does anyone know if there have be...
How to find a hash key containing a matching value
Given I have the below clients hash, is there a quick ruby way (without having to write a multi-line script) to obtain the key given I want to match the client_id? E.g. How to get the key for client_id == "2180" ?
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How to get thread id from a thread pool?
....getId(), but why would you want to do that when LogRecord objects managed by the logger already have the thread Id. I think you are missing a configuration somewhere that logs the thread Ids for your log messages.
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Disable autocomplete via CSS
... @kmoser: Even if you defeat browser's autocomplete feature by randomizing element id it will still save it in cache (i.e. on a user's hard drive.) Which is a horrible thing to do to someone's credit card number or any other sensitive information. Additionally, it unnecessarily clutte...
Get data from file input in JQuery
... return;
}
var input = document.getElementById('fileinput');
if (!input) {
alert("Um, couldn't find the fileinput element.");
}
else if (!input.files) {
alert("This browser doesn't seem to support the `files` property of fi...
Insert auto increment primary key to existing table
...ijaySharma If you created the row with auto-increment and must retrieve it by id immediately, MySQL offers LAST_INSERT_ID() for that value SELECT * FROM table_name WHERE id = LAST_INSERT_ID() and most programming language APIs offer some function/method to return that value in the application code.
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Multiple GitHub Accounts & SSH Config
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By using ssh-add, I could see that I did not have the file permissions for the key set correctly. Once I fixed that everything worked. So thanks!
– phatmann
Jan 13 '12 at 15:55
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Pandas dataframe get first row of each group
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>>> df.groupby('id').first()
value
id
1 first
2 first
3 first
4 second
5 first
6 first
7 fourth
If you need id as column:
>>> df.groupby('id').first().reset_index()
id value
0 1 first
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Render Partial View Using jQuery in ASP.NET MVC
...roller and action names since you didn't include any code that we could go by. Just replace "details" with your action and "user" with your controller name.
– tvanfosson
Nov 8 '09 at 13:04
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