大约有 40,000 项符合查询结果（耗时：0.0442秒） [XML]
html (+css): denoting a preferred place for a line break
...
Works great - when it is important, that chars like "-" non break. Example: Perikles <span class="avoidwrap">(um&nbsp;500-429&nbsp;v.Chr.)</span>
– Sarah Trees
May 19 '15 at 17:37
...
What Does Question Mark Mean in Xcode Project Navigator?
...
You can add to source control by selecting the untracked files
share
|
improve this answer
|
follow
|
...
How to select only the first rows for each unique value of a column
...
A very simple answer if you say you don't care which address is used.
SELECT
CName, MIN(AddressLine)
FROM
MyTable
GROUP BY
CName
If you want the first according to, say, an "inserted" column then it's a different query
SELECT
M.CName, M.AddressLine,
FROM
(
SELECT
...
How does the String class override the + operator?
...sion (§15.9):
If T is boolean, then use new Boolean(x).
If T is char, then use new Character(x).
If T is byte, short, or int, then use new Integer(x).
If T is long, then use new Long(x).
If T is float, then use new Float(x).
If T is double, then use new Double(x).
This ref...
How do you display code snippets in MS Word preserving format and syntax highlighting?
...d install Notepad++ and do the following:
Paste your code in the window;
Select the programming language from the language menu;
Select the text to copy;
Right click and select Plugin commands -> Copy Text with Syntax Highlighting;
Paste it into MS Word and you are good to go!
Update 29/06/20...
Is it Linq or Lambda?
...= from item in _List
where item.Value == 1
select item;
This is also LINQ (using method syntax):
var _Results = _List.Where(x => x.Value == 1);
It's interesting to note that both of these flavors will end up producing the exact same code. The compiler offers y...
c# datatable to csv
...s = dt.Columns.Cast<DataColumn>().
Select(column => column.ColumnName).
ToArray();
sb.AppendLine(string.Join(",", columnNames));
foreach (DataRow row in dt.Rows)
{
string[] fields = row.ItemArray.Select(field => fie...
SQL left join vs multiple tables on FROM line?
...nts that have employees, but always list all companies.
So you do this:
SELECT * -- for simplicity
FROM Company, Department, Employee
WHERE Company.ID *= Department.CompanyID
AND Department.ID = Employee.DepartmentID
Note that the last one there is an inner join, in order to fulfill the crite...
Replace selector images programmatically
I have an ImageView that has a drawable image resource set to a selector. How do I programmatically access the selector and change the images of the highlighted and non-highlighted state?
...
How do I change tab size in Vim?
...hat's what would happen should tabs be used, rather than always delete one char at a time).
To make a fully educated decision as to how to set things up, you'll need to read Vim docs on tabstop, shiftwidth, softtabstop and expandtab. The most interesting bit is found under expandtab (:help 'expandta...