大约有 30,000 项符合查询结果（耗时：0.0366秒） [XML]
Unit testing that events are raised in C# (in order)
...g test:
[TestMethod]
public void Test_ThatMyEventIsRaised()
{
List<string> receivedEvents = new List<string>();
MyClass myClass = new MyClass();
myClass.PropertyChanged += delegate(object sender, PropertyChangedEventArgs e)
{
receivedEvents.Add(e.PropertyName);
...
Populating a database in a Laravel migration file
... function($table){
$table->increments('id');
$table->string('email', 255);
$table->string('password', 64);
$table->boolean('verified');
$table->string('token', 255);
$table->timestamps();
});
// Insert some stuff
DB::tabl...
Preview an image before it is uploaded
... }
reader.readAsDataURL(input.files[0]); // convert to base64 string
}
}
$("#imgInp").change(function() {
readURL(this);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form runat="server">
<input type='f...
Convert JSON to Map
...-databind/#5-minute-tutorial-streaming-parser-generator), you'd do:
Map<String,Object> result =
new ObjectMapper().readValue(JSON_SOURCE, HashMap.class);
(where JSON_SOURCE is a File, input stream, reader, or json content String)
...
Show percent % instead of counts in charts of categorical variables
... shows what additional columns are added to the data frame by ggplot2. All extra columns are of the form ..variable...
– Ramnath
May 17 '14 at 13:42
1
...
jQuery DataTables: control table width
...es.
We check to see if the DataTable has been created or not (note the
extra selector for 'div.dataTables_scrollBody', this is added when the
DataTable is initialised). If the table has been initialised, we
re-size it. An optimisation could be added to re-size only of the
first showing of ...
Could not find com.google.android.gms:play-services:3.1.59 3.2.25 4.0.30 4.1.32 4.2.40 4.2.42 4.3.23
...version of "play" My SDK Manager tells me I simply have "26" (it's under "extras" not an API level), Some other window tells me it's 26.0.0. And I've tried these, and many other things version numbers... none of which work. So if you are concerned about people using this "hack", it is happenin...
Change default primary key in Eloquent
...
If you are wanting to use a composite key (a string)
You need to make sure you set public $incrementing = false otherwise laravel will cast the field to an Integer, giving 0
class User extends Model {
protected $primaryKey = 'my_string_key';
public $increment...
How to redirect output to a file and stdout
... Absolute lifesaver for training ML models where I want to log without extra code but also see the output over the hours/days it takes to run, thank you!
– rococo
May 28 '19 at 17:10
...
What is the difference between log4net and ELMAH?
...a wealth of useful information out of the box with NO configuration. With extra configuration it will handle both unhandled exceptions and handled exceptions.
– Trevor de Koekkoek
Dec 16 '12 at 2:03
...