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How to update column with null value
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Yes, it is in fact null. I can see the NULL produced by my frnt end software in the data that should be null.
– jim
Oct 6 '10 at 8:17
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How do I make a LinearLayout scrollable?
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This is side effects, such as not being able to place scrollable elements inside a scrollview such as a listview.
– JoaoFilipeClementeMartins
Jan 23 '14 at 11:56
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Xcode: Build Failed, but no error messages
...failure on Report Navigator present in Navigator window.
Open Navigator by pressing Hide/Show Navigator button present in top-left side of Xcode.
Open Report Navigator by pressing last button present on list of buttons in Navigator window.
Here you can view reasons either By Group or By ...
Server is already running in Rails
...s detached then follow below guidelines:
If you detached you rails server by using command "rails -d" then,
Remove rails detached server by using command
ps -aef | grep rails
OR by this command
sudo lsof -wni tcp:3000
then
kill -9 pID
OR use this command
To find and kill process by port...
How to parse JSON in Python?
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Just to add that you can get the string content by calling j.read() and then use the loads method. Any way in this case the load() method takes care of calling the .read()
– rkachach
Jan 15 '16 at 6:27
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What is the difference between class and instance methods?
...made.
- (id)init; //instance. Constructs object, increments numberOfPeople by one.
- (int)age; //instance. returns the person age
@end
@implementation MNPerson
- (id)init{
if (self = [super init]){
numberOfPeople++;
age = 0;
}
return self;
}
+ (int)population{
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How to bring view in front of everything?
I have activity and a lot of widgets on it, some of them have animations and because of the animations some of the widgets are moving (translating) one over another. For example the text view is moving over some buttons . . .
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MySQL: Set user variable from result of query
...Without using keyword 'SET' and using ':='.
Example:-
mysql > @a:=1;
By using 'SELECT' statement.
Example:-
mysql > select 1 into @a;
Here @a is user defined variable and 1 is going to be assigned in @a.
Now how to get or select the value of @{variable_name}.
we can use select statement l...
How do I select the parent form based on which submit button is clicked?
...e submit event of the form itself, as it will trigger even when submitting by pressing the enter key from one of the fields:
$('form#myform1').submit(function(e){
e.preventDefault(); //Prevent the normal submission action
var form = this;
// ... Handle form submission
});
To select...
Toggle input disabled attribute using jQuery
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I guess to get full browser comparability disabled should set by the value disabled or get removed!
Here is a small plugin that I've just made:
(function($) {
$.fn.toggleDisabled = function() {
return this.each(function() {
var $this = $(this);
if ...