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New transaction is not allowed because there are other threads running in the session LINQ To Entity
...enumerator into a collection. That will read all items from the enumerator and close the connection to the source, so that you can use the connection for other things.
foreach (var p in pp.ToList())
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How to fix Git error: object file is empty?
...Continue deleting the empty files. You can also cd into the .git directory and run find . -type f -empty -delete -print to remove all empty files. Eventually git started telling me it was actually doing something with the object directories:
nathanvan@nathanvan-N61Jq:~/workspace/mcmc-chapter$ git ...
Undo scaffolding in Rails
Is there any way to 'undo' the effects of a scaffold command in Rails?
24 Answers
24
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Oracle SQL, concatenate multiple columns + add text
..._desc_column),
' cake with '),
t.icing_desc_column),
' and a '),
t.fruit_desc_column)
Using || example:
'I like ' || t.type_desc_column || ' cake with ' || t.icing_desc_column || ' and a ' || t.fruit_desc_column
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Android Python Programming [closed]
Can I program for Android using Python? I seem to have stumbled upon many links while searching... however neither of them is concrete.
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What does an asterisk do in a CSS property name? [duplicate]
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It is a syntax error. So in CSS, it makes the property name invalid and stops it being parsed.
Thanks to bugs in browsers, it is sometimes ignored. This effectively causes the property to apply only to browsers featuring that particular bug — IE7.
In general, it should be avoided in favo...
Recommended way of getting data from the server
...k', function($http) {
// Book is a class which we can use for retrieving and
// updating data on the server
var Book = function(data) {
angular.extend(this, data);
}
// a static method to retrieve Book by ID
Book.get = function(id) {
return $http.get('/Book/' + id).then(functio...
Why is C so fast, and why aren't other languages as fast or faster? [closed]
...rflow podcast, the jab keeps coming up that "real programmers" write in C, and that C is so much faster because it's "close to the machine." Leaving the former assertion for another post, what is special about C that allows it to be faster than other languages? Or put another way: what's to stop oth...
Styling input buttons for iPad and iPhone
...ifference in button depress/:active styling, right? It ignores your styles and applies a semitransparent grey overlay?
– Alan H.
Sep 7 '11 at 16:40
6
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How do I remove a big file wrongly committed in git [duplicate]
...did a stupid thing. Imagine that I committed a 100MB file. Then I see this and delete this file and commit again. This is a normal procedure to delete a file.
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