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How to retrieve the current value of an oracle sequence without increment it?
... Just tried it but i don't have access to an 'all_sequences' table. Is it a special object you only see with admin credentials ?
– frno
Apr 18 '12 at 13:28
1
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-didSelectRowAtIndexPath: not being called
I'm writing an iOS app with a table view inside a tab view. In my UITableViewController , I implemented -tableView:didSelectRowAtIndexPath: , but when I select a row at runtime, the method isn't being called. The table view is being populated though, so I know that other tableView methods in my c...
How can I mix LaTeX in with Markdown? [closed]
...eat. I even do some preprocessing on the Markdown so I can do things like tables. But this term I'm teaching a class with a lot of math, and I'd love to be able to put LaTeX formulas with Markdown, something like this:
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Send inline image in email
...gt;
<body>
<table width=""100%"">
<tr>
<td style=""font-style:arial; color:maroon; font-weight:bold"">
Hi! <br>
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Reason for Column is invalid in the select list because it is not contained in either an aggregate f
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Suppose I have the following table T:
a b
--------
1 abc
1 def
1 ghi
2 jkl
2 mno
2 pqr
And I do the following query:
SELECT a, b
FROM T
GROUP BY a
The output should have two rows, one row where a=1 and a second row where a=2.
But wha...
How do I do a bulk insert in mySQL using node.js
...Ragnar123 led me to making this function:
function bulkInsert(connection, table, objectArray, callback) {
let keys = Object.keys(objectArray[0]);
let values = objectArray.map( obj => keys.map( key => obj[key]));
let sql = 'INSERT INTO ' + table + ' (' + keys.join(',') + ') VALUES ?';
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How to 'bulk update' with Django?
I'd like to update a table with Django - something like this in raw SQL:
5 Answers
5
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Are there disadvantages to using a generic varchar(255) for all text-based fields?
I have a contacts table which contains fields such as postcode , first name , last name , town , country , phone number etc, all of which are defined as VARCHAR(255) even though none of these fields will ever come close to having 255 characters. (If you're wondering, it's this way becaus...
AngularJS ng-click stopPropagation
I have a click Event on a table row and in this row there is also a delete Button with a click Event. When i click the delete button the click Event on the row is also fired.
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What does “Mass Assignment” mean in Laravel?
...nable by doing this:
protected $guarded = ['*'];
Let's say in your user table you have a field that is user_type and that can have values of user / admin
Obviously, you don't want users to be able to update this value. In theory, if you used the above code, someone could inject into a form a new...