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Limit number of characters allowed in form input text field
...opriately. The default is unlimited.
<input type="text" maxlength="2" id="sessionNo" name="sessionNum" onkeypress="return isNumberKey(event)" />
However, this may or may not be affected by your handler. You may need to use or add another handler function to test for length, as well.
...
Add a new column to existing table in a migration
...se the migrate:make command on the Artisan CLI. Use a specific name to avoid clashing with existing models
for Laravel 3:
php artisan migrate:make add_paid_to_users
for Laravel 5+:
php artisan make:migration add_paid_to_users_table --table=users
You then need to use the Schema::table() meth...
When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
...urrent user is logged in /
* authenticated.
* <p>
* Equivalent of calling:
* <p>
* <code>getCurrentUser() != null</code>
*
* @return if user is logged in
*/
public static boolean isLoggedIn() {
return getCurrentUser() != null;
}
...
What is the `sensor` parameter for in the Google Places API?
...p;sensor parameter is no longer required for JavaScript or Web Service API calls. The parameter will now be ignored if passed along with any request.
docs - https://developers.google.com/maps/documentation/javascript/tutorial
...
Delete all data in SQL Server database
... It might also make sense to do a EXEC sp_MSForEachTable 'DBCC CHECKIDENT(''?'', RESEED, 0)' after the DELETE FROM to reset all the identity columns back to 0.
– Jonathan Amend
Nov 7 '13 at 21:46
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Xcode 4, Core Data Model Version - Set Current Version
...is...
In your CustomCoreDataManager.m:
#import "ObjectiveRecord.h"
and call the init method like this
- (instancetype)init {
self = [super init];
if (self) {
[[CoreDataManager sharedManager] setModelName:@"YourModelName"];
}
return self;
}
...
Detect Click into Iframe using JavaScript
I understand that it is not possible to tell what the user is doing inside an iframe if it is cross domain. What I would like to do is track if the user clicked at all in the iframe . I imagine a scenario where there is an invisible div on top of the iframe and the the div will just then ...
Difference between SelectedItem, SelectedValue and SelectedValuePath
... collection of Category objects (with each Category object having Name and ID properties). eg. ObservableCollection<Category>. The SelectedItem property will return you the currently selected Category object. For binding purposes however, this is not always what you want, as this only enable...
How are booleans formatted in Strings in Python?
... % (True, False)
True, False
This is not specific to boolean values - %r calls the __repr__ method on the argument. %s (for str) should also work.
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What is causing the error `string.split is not a function`?
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Would not it be cleaner to call toString() instead of hacky concatenation?
– kapa
Apr 13 '12 at 18:11
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