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.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
...t of the line)
Also find the line ClearModuleList is uncommented then find and make sure that the line AddModule mod_rewrite.c is not commented out.
If the LoadModule rewrite_module modules/mod_rewrite.so line is missing from the httpd.conf file entirely, just add it.
Sample command
To enable the m...
PHP 5.4 Call-time pass-by-reference - Easy fix available?
... I had this used in the old code for an object called event (&$event), and had to remove the ampersand for the error message to disappear.
– Natalia
Nov 16 '13 at 17:21
1
...
How do I find a default constraint using INFORMATION_SCHEMA?
...onstraint exists. I don't want to use the sysobjects table, but the more standard INFORMATION_SCHEMA.
14 Answers
...
Notification click: activity already open
...certain activity if I click them. I want that, if I click the notification and the activity is already opened, it's not started again, but just brought to front.
...
Get TransactionScope to work with async / await
... MSDN, it enables transaction flow across thread continuations.
My understanding is that it is meant to allow you to write code like this:
// transaction scope
using (var scope = new TransactionScope(... ,
TransactionScopeAsyncFlowOption.Enabled))
{
// connection
using (var connection = new ...
How to call a method after a delay in Android
...
Kotlin
Handler(Looper.getMainLooper()).postDelayed({
//Do something after 100ms
}, 100)
Java
final Handler handler = new Handler(Looper.getMainLooper());
handler.postDelayed(new Runnable() {
@Override
...
Specifying a custom DateTime format when serializing with Json.Net
...he JsonConverter attribute where needed, specifying your custom converter, and you're ready to go. Here is the entirety of the code needed:
class CustomDateTimeConverter : IsoDateTimeConverter
{
public CustomDateTimeConverter()
{
base.DateTimeFormat = "yyyy-MM-dd";
}
}
If you...
Razor doesn't understand unclosed html tags
...
@Stuntman you need to do this for both the opening and the closing tags to make it work.
– Departamento B
Jun 6 '16 at 14:05
...
Add a reference column migration in Rails 4
...
Rails 4.x
When you already have users and uploads tables and wish to add a new relationship between them.
All you need to do is: just generate a migration using the following command:
rails g migration AddUserToUploads user:references
Which will create a migr...
SQL set values of one column equal to values of another column in the same table
...
UPDATE YourTable
SET ColumnB=ColumnA
WHERE
ColumnB IS NULL
AND ColumnA IS NOT NULL
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