大约有 40,000 项符合查询结果（耗时：0.0508秒） [XML]
How do you run a SQL Server query from PowerShell?
... would use the following. It is what we use at my company.
$ServerName = "_ServerName_"
$DatabaseName = "_DatabaseName_"
$Query = "SELECT * FROM Table WHERE Column = ''"
#Timeout parameters
$QueryTimeout = 120
$ConnectionTimeout = 30
#Action of connecting to the Database and executing the query a...
C# code to validate email address
...e-mail addresses are more forgiving than you might first assume. These are all perfectly valid forms:
cog@wheel
"cogwheel the orange"@example.com
123@$.xyz
For most use cases, a false "invalid" is much worse for your users and future proofing than a false "valid". Here's an article that used to ...
REST vs JSON-RPC? [closed]
...ions(HTTP headers + representation). For example:
It's possible (and actually mandatory) to embed links annotated with link relation types which convey meanings of these URIs;
Client implementations do not need to depend on particular procedure names and arguments. Instead, clients depend on messa...
Using an if statement to check if a div is empty
...If a container has a very long HTML content?
– techie_28
Jun 17 '16 at 10:07
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Difference between getDefaultSharedPreferences and getSharedPreferences
...es a default preference-file name. This default is set per application, so all activities in the same app context can access it easily as in the following example:
SharedPreferences spref = PreferenceManager.getDefaultSharedPreferences(this);
if (spref.contains("email")) {
String sEmailAdd...
Debug code-first Entity Framework migration codes
....
If you, like me, some times have problems in the Seed() method what I usually do is simply create a public method that calls the Protect Seed().
public void SeedDebug(AppDbContext context)
{
Seed(context);
}
then in my HomeController I call this method in Debug mode.
public class HomeContr...
Maximum number of records in a MySQL database table
... The poster is not asking about numeric or any other data types. . I really do not understand how this can be flagged as a correct answer. Though I must admit that the question is ambiguous we should distinguish between PK data type and maximum number of rows for a table.
–...
Logging in Scala
... (slf4j, log4j etc), but as of March 2015, the surviving log libraries are all slf4j. These log libraries provide some sort of log object to which you can call info(...), debug(...), etc. I'm not a big fan of slf4j, but it now seems to be the predominant logging framework. Here's the description of ...
Animate a custom Dialog
...ion">
<item name="android:windowEnterAnimation">@anim/spin_in</item>
<item name="android:windowExitAnimation">@android:anim/slide_out_right</item>
</style>
</resources>
The windowEnterAnimation is one of my animations and is located in res...
Is it Linq or Lambda?
...
This is LINQ (using query syntax):
var _Results = 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 bo...