大约有 34,900 项符合查询结果（耗时：0.1093秒） [XML]
What's the best way to store co-ordinates (longitude/latitude, from Google Maps) in SQL Server?
...
Take a look at the new Spatial data-types that were introduced in SQL Server 2008. They are designed for this kind of task and make indexing and querying much easier and more efficient.
More information:
MS TechNet: SQL Serv...
How do I start my app on startup?
I tried using the sample code in this link but it seems outdated and it did not work. So what changes do I have to make and to what files to have my app start automatically when Android finishes booting up?
...
Regex for splitting a string using space when not surrounded by single or double quotes
...ces that are not surrounded by single or double quotes. My last attempt looks like this: (?!") and isn't quite working. It's splitting on the space before the quote.
...
What to do with “Unexpected indent” in python?
...
Python uses spacing at the start of the line to determine when code blocks start and end. Errors you can get are:
Unexpected indent. This line of code has more spaces at the start than the one before, but the one before is not the start of a subblock (e.g. if/while/for statement). All lines of c...
Python nonlocal statement
... edited Oct 9 '15 at 20:00
Nick T
20.5k88 gold badges6969 silver badges106106 bronze badges
answered Aug 11 '09 at 17:53
...
How to get current time in milliseconds in PHP?
...
laurentlaurent
76.1k5959 gold badges241241 silver badges373373 bronze badges
...
“No backupset selected to be restored” SQL Server 2012
...ave a SQL Server 2012 database with filestream enabled. However, when I backup it and try to restore it on another SQL Server 2012 instance (on another machine), I simply get this message that:
...
Foreign keys in mongo?
...
You may be interested in using a ORM like Mongoid or MongoMapper.
http://mongoid.org/docs/relations/referenced/1-n.html
In a NoSQL database like MongoDB there are not 'tables' but collections. Documents are grouped inside Collections. You can have any kind of do...
Convert string to nullable type (int, double, etc…)
...
Another thing to keep in mind is that the string itself might be null.
public static Nullable<T> ToNullable<T>(this string s) where T: struct
{
Nullable<T> result = new Nullable<T>();
try
{
if (!st...