大约有 40,000 项符合查询结果（耗时：0.0214秒） [XML]
How to select only the records with the highest date in LINQ
...d one class to hold following information
Level (number)
Url (Url of the site)
Go the list of sites stored on a ArrayList object. And executed following query to sort it in descending order by Level.
var query = from MyClass object in objCollection
orderby object.Level descending
...
SQL Server Regular expressions in T-SQL
...racter, and [abc] could match a, b, or c...
There is more info on the MSDN site.
share
|
improve this answer
|
follow
|
...
How can I copy the output of a command directly into my clipboard?
...
On OS X, use pbcopy; pbpaste goes in the opposite direction.
pbcopy < .ssh/id_rsa.pub
share
|
improve this answer
|
follow
|...
Equals(=) vs. LIKE
....
= should be used if you want exact matches and it will be faster.
This site explains LIKE
share
|
improve this answer
|
follow
|
...
What are App Domains in Facebook Apps?
I want to add the ability to 'login with Facebook' to my site. But I am confused when I register my site in Facebook Apps. What should I input into App Domains ?
...
Perl flags -pe, -pi, -p, -w, -d, -i, -t?
...y to google for what each flag means, I mainly get results to generic Perl sites and no specific information regarding the flags or their use is found there.
...
Comment the interface, implementation or both?
...mary>
/// Helper class to access various properties for the current site.
/// </summary>
public interface ISiteHelper
{
/// <summary>
/// Gets the site id of the current site
/// </summary>
/// <returns>The site id.</retur...
How to deal with SettingWithCopyWarning in Pandas?
...['A'] /= 2
/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/IPython/__main__.py:1: SettingWithCopyWarning:
A value is trying to be set on a copy of a slice from a DataFrame.
Try using .loc[row_indexer,col_indexer] = value instead
df2
A
0 2.5
1 4.5
2 3.5
There...
Ruby on Rails - Import Data from a CSV file
...on I was unable to find them on place (I looked on official Ruby and Rails sites, API docs). E.g. I couldn't find what object returns CSV.parse(), I didn't find to_hash() and with_indifferent_access() methods... Maybe I looked in wrong place or missed some basic principle on how to traverse Rub...
Bootstrap: how do I change the width of the container?
I have used Twitter Bootstrap to develop a website with the fixed container class, but now the client wants the website to be 1000px width and not 1170px. I don't use the .less files.
...