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Inserting multiple rows in a single SQL query? [duplicate]
I have multiple set of data to insert at once, say 4 rows. My table has three columns: Person , Id and Office .
4 Answe...
View a list of recent documents in Vim
... the cursor jump list, :ju , and then go to a cursor position in the list but this is not ideal because there will be multiple listings of the same document in the list. Is there another command which would do what I'm looking for?
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Create a CSS rule / class with jQuery at runtime
...style element and insert it into DOM
$("<style type='text/css'> .redbold{ color:#f00; font-weight:bold;} </style>").appendTo("head");
$("<div/>").addClass("redbold").text("SOME NEW TEXT").appendTo("body");
tested on Opera10 FF3.5 iE8 iE6
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Java: Static Class?
...tility functions. Instantiating an instance of it makes no semantic sense, but I still want to call its methods. What is the best way to deal with this? Static class? Abstract?
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What does mysql error 1025 (HY000): Error on rename of './foo' (errorno: 150) mean?
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You usually get this error if your tables use the InnoDB engine. In that case you would have to drop the foreign key, and then do the alter table and drop the column.
But the tricky part is that you can't drop the foreign key using the column name, but instead ...
Can I make a not submit a form?
I've got a form, with 2 buttons
8 Answers
8
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Casting to string in JavaScript
I found three ways to cast a variable to String in JavaScript.
I searched for those three options in the jQuery source code, and they are all in use .
I would like to know if there are any differences between them:
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Insert into a MySQL table or update if exists
I want to add a row to a database table, but if a row exists with the same unique key I want to update the row.
11 Answers
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How to add new elements to an array?
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The size of an array can't be modified. If you want a bigger array you have to instantiate a new one.
A better solution would be to use an ArrayList which can grow as you need it. The method ArrayList.toArray( T[] a ) gives you back your array if you ...
Android device chooser - My device seems offline
...ation and i was planning to deploy it to my HTC Desire.
I have installed USB driver. I turned on USB debugging on the phone and choosed charge only when phone plugged-in. When I run application Android device chooser show my device offline.
I am stuck at this point. Any help would be appreciated.
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