大约有 30,000 项符合查询结果（耗时：0.0473秒） [XML]
What is the simplest way to get indented XML with line breaks from XmlDocument?
...XmlTextWriter and came up with the following helper method:
static public string Beautify(this XmlDocument doc)
{
StringBuilder sb = new StringBuilder();
XmlWriterSettings settings = new XmlWriterSettings
{
Indent = true,
IndentChars = " ",
NewLineChars = "\r\n"...
selecting unique values from a column
...o if you want the whole record, the DISTINCT is worthless (unless it is an id field, and you can do a second query where id IN that list). Good news, though, if you have multiple duplicate results as a result of a JOIN you can do a GROUP BY and get the full results filtered.
– ...
mysql update column with value from another table
... UPDATE participants_registrations INNER JOIN participants ON participants.id = participants_registrations.participantId INNER JOIN registrations ON registrations.id = participants_registrations.registrationId LEFT JOIN groups ON (groups.id = registrations.groupId) SET registrations.groupId = g...
Launch custom android application from android browser
...link to http://twitter.com/status/1234:
Uri data = getIntent().getData();
String scheme = data.getScheme(); // "http"
String host = data.getHost(); // "twitter.com"
List<String> params = data.getPathSegments();
String first = params.get(0); // "status"
String second = params.get(1); // "1234"...
how to get request path with express req object
...
If you don't want the query string included: const path = req.originalUrl.replace(/\?.*$/, '');
– Adam Reis
Feb 5 '19 at 4:03
3
...
Instance attribute attribute_name defined outside __init__
...ion has the merit to avoid another warning caused when you declare self.my_string:str = None => "Expected type 'str' got None instead. Am curious if str() takes more memory than None, and why this solution is less pythonic if it avoids an IDE warning...
– Nono London
...
How to check if an element is in an array
...ide the array (and the item we are searching for) is of type Dictionary<String, AnyObject>? Trying to achieve that but I get compile-time error.
– ppalancica
Apr 29 '15 at 21:18
...
How to get the current date/time in Java [duplicate]
...at YYYY.MM.DD-HH.MM.SS (very frequent case) then here's the way to do it:
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(Calendar.getInstance().getTime());
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How do I set a ViewModel on a window in XAML using DataContext property?
...wModel and set it as datacontext. In your statement it just consider it as string value.
<Window x:Class="BuildAssistantUI.BuildAssistantWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
x...
SQL Server insert if not exists best practice
...k or so? (remember this only takes a few seconds)
– Didier Levy
Mar 14 '11 at 12:35
3
@Didier Lev...