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angularjs: ng-src equivalent for background-image:url(…)
...ave the tag ng-src which has the purpose that you won't receive an error for an invalid url before angularjs gets to evaluate the variables placed in between {{ and }} .
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Rails: update_attribute vs update_attributes
...lse) whereas update_attributes uses save or you can say save(true).
Sorry for the long description but what I want to say is important. save(perform_validation = true), if perform_validation is false it bypasses (skips will be the proper word) all the validations associated with save.
For second q...
Simulating group_concat MySQL function in Microsoft SQL Server 2005?
...ble_name, LEFT(column_names , LEN(column_names )-1) AS column_names
FROM information_schema.columns AS extern
CROSS APPLY
(
SELECT column_name + ','
FROM information_schema.columns AS intern
WHERE extern.table_name = intern.table_name
FOR XML PATH('')
) pre_trimmed (column_names)
GRO...
How do I check if a Sql server string is null or empty
I want to check for data, but ignore it if it's null or empty. Currently the query is as follows...
18 Answers
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How to apply unmerged upstream pull requests from other forks into my fork?
A project on GitHub that I have a fork of has a new pull requests that I want to pull into my fork that the author has not pulled in yet.
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Calculate difference between two datetimes in MySQL
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USE TIMESTAMPDIFF MySQL function. For example, you can use:
SELECT TIMESTAMPDIFF(SECOND, '2012-06-06 13:13:55', '2012-06-06 15:20:18')
In your case, the third parameter of TIMSTAMPDIFF function would be the current login time (NOW()). Second parameter woul...
Override setter with arc
... I add comment where I want to add my additional code. Thank you very much for reply.
– rowwingman
Oct 29 '11 at 12:09
4
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Focusable EditText inside ListView
...on. It may not be the most correct or most elegant solution, but it works for me, and gives a pretty solid user experience. I looked into the code for ListView to see why the two behaviors are so different, and came across this from ListView.java:
public void setItemsCanFocus(boolean itemsCan...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
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static $id = 0;
static $ct = 0;
$ct_last = $ct;
&...
Query for documents where array size is greater than 1
I have a MongoDB collection with documents in the following format:
13 Answers
13
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