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Why does Haskell's “do nothing” function, id, consume tons of memory?
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@dfeuer Try asking for the type in ghci. You'll see by the speed of the response that it must be doing the appropriate sharing. I suspect this sharing is lost--for obvious reasons--once you translate to some other intermediate representation (e.g. core).
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Can I bind an array to an IN() condition?
...redundant, so the foreach loop and the $stmt->execute could be replaced by just ...
<?php
(...)
$stmt->execute($ids);
?>
(again, i didn't test it)
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SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column
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I got over my problem by eliminating the "FROM" It looked more like this: UPDATE table1 NATURAL JOIN table2 SET table1.col1 = table1.col2 WHERE table2.col3 ="condition"
– 2NinerRomeo
Mar 4 '15 at 20:49
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You can't specify target table for update in FROM clause
...e started, or the inner query might use data that has already been updated by the query as it's in progress. Neither of these side-effects is necessarily desirable, so the safest bet is to force you to specify what will happen using an extra table.
– siride
Mar...
Join/Where with LINQ and Lambda
...load all of its records associated with it via the foreign key represented by the 'Post_metas' property":
var dataLoadOptions = new DataLoadOptions();
dataLoadOptions.LoadWith<Post>(p => p.Post_metas);
var dataContext = new MyDataContext();
dataContext.LoadOptions = dataLoadOptions;
var ...
Android custom dropdown/popup menu
...etContentView(R.layout.activity_main);
button1 = (Button) findViewById(R.id.button1);
button1.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
//Creating the instance of PopupMenu
PopupMenu pop...
How to check if a Constraint exists in Sql server?
...s to it. Also, you can just use this system stored procedure on any table by using it like EXEC sp_helpconstraint YourTableNameHere.
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jQuery access input hidden value
..._fields.attr( 'text' );
Will give you all hidden input fields and filter by those with a specific type="".
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Swift how to sort array of custom objects by property value
...t 2
images.sorted({ $0.fileID > $1.fileID })
Swift 3+
images.sorted(by: { $0.fileID > $1.fileID })
The example above gives desc sort order
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Explicitly set Id with Doctrine when using “AUTO” strategy
...information and works for Doctrine 2.4.1, but the second line as mentioned by @gphilip should be removed.
– Mantas
Dec 10 '13 at 21:22
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