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Using the field of an object as a generic Dictionary key
...ch FooID will do just as well as FooID.GetHashCode(). As an implementation detail, Int32.GetHashCode() is "return this;". For other types (string etc), then yes: .GetHashCode() would be very useful.
– Marc Gravell♦
Mar 11 '09 at 15:51
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How to create a custom attribute in C#
...Attribute class, Just this :)
But here I'm going to explain attributes in detail:
basically attributes are classes that we can use them for applying our logic to assemblies, classes, methods, properties, fields, ...
In .Net, Microsoft has provided some predefined Attributes like Obsolete or Validat...
Escape text for HTML
...nd HTML encoding have slightly different requirements (see this answer for details). So, for example, SecurityElement.Escape is allowed to use ', while HtmlEncode is not.
– Alex
Dec 19 '13 at 9:38
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Using CSS in Laravel views?
...ed by default laracasts.com/series/laravel-5-fundamentals/episodes/10 for details
– dangel
May 20 '15 at 2:23
1
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Re-raise exception with a different type and message, preserving existing information
...
More details on different ways to re-raise exceptions in Python from two enlightened pythonistas: Ian Bicking and Ned Batchelder
– Rodrigue
Jun 14 '12 at 15:34
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Presenting a UIAlertController properly on an iPad using iOS 8
...tionSheet)
let editAction: UIAlertAction = UIAlertAction(title: "Edit Details", style: .default) { action -> Void in
print("Edit Details")
}
let deleteAction: UIAlertAction = UIAlertAction(title: "Delete Item", style: .default) { action -> Void in
print("Delete ...
json_decode to array
...al page of json_decode function to see all the supported arguments and its details.
For example try this:
$json_string = 'http://www.example.com/jsondata.json';
$jsondata = file_get_contents($json_string);
$obj = json_decode($jsondata, TRUE); // Set second argument as TRUE
print_r($obj['Result'])...
Rename a file using Java
...
In short:
Files.move(source, source.resolveSibling("newname"));
More detail:
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
The following is copied directly from http://docs.oracle.com/javase/7/docs/api/index.html:
S...
Get table names using SELECT statement in MySQL
...chema.tables
WHERE table_schema = 'your_database_name';
For more details see: http://dev.mysql.com/doc/refman/5.0/en/information-schema.html
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Postgres: INSERT if does not exist already
...ace conditions and it will not be performant as 9.5 style. There is a good detail about upsert on this blog (in the updated area at the bottom) including some links if you want to read more about the details.
– Skyguard
Apr 1 '17 at 16:03
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