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Finding duplicate rows in SQL Server
...tatement to grab all of these and the amount of dupes, but also return the ids that are associated with each organization.
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How can I check for NaN values?
... See docs.python.org/3/library/functions.html#float "If the argument is a string, it should contain a decimal number", or "Infinity" "inf" "nan"
– gimel
Nov 30 '16 at 6:19
40
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Insert into a MySQL table or update if exists
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Use INSERT ... ON DUPLICATE KEY UPDATE
QUERY:
INSERT INTO table (id, name, age) VALUES(1, "A", 19) ON DUPLICATE KEY UPDATE
name="A", age=19
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App Inventor 2 DynamicComponents 拓展：动态创建AI2组件对象 · App Inventor 2 中文网
...不将其保存到已创建的组件列表中，因此它不会关联到 ID。请注意，你无法直接在 Screen 中创建组件，你需要事先在 Screen 中设置布局才能执行此操作。
将已创建组件的 ID...
Avoid duplicates in INSERT INTO SELECT query in SQL Server
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Using NOT EXISTS:
INSERT INTO TABLE_2
(id, name)
SELECT t1.id,
t1.name
FROM TABLE_1 t1
WHERE NOT EXISTS(SELECT id
FROM TABLE_2 t2
WHERE t2.id = t1.id)
Using NOT IN:
INSERT INTO TABLE_2
(id, name)
SELECT t1.id,
...
Change Activity's theme programmatically
...ences pref = PreferenceManager
.getDefaultSharedPreferences(this);
String themeName = pref.getString("prefSyncFrequency3", "Theme1");
if (themeName.equals("Africa")) {
setTheme(R.style.AppTheme);
} else if (themeName.equals("Colorful Beach")) {
//Toast.makeText(this, "set theme", ...
How do you switch pages in Xamarin.Forms?
...Type)
{
var viewName = viewModelType.FullName.Replace("Model", string.Empty);
var viewAssemblyName = GetTypeAssemblyName(viewModelType);
var viewTypeName = GenerateTypeName("{0}, {1}", viewName, viewAssemblyName);
return Type.GetType(viewTypeName);
}
publ...
Rails Model find where not equal
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In Rails 4.x (See http://edgeguides.rubyonrails.org/active_record_querying.html#not-conditions)
GroupUser.where.not(user_id: me)
In Rails 3.x
GroupUser.where(GroupUser.arel_table[:user_id].not_eq(me))
To shorten the length, you could store GroupUser....
ng-options with simple array init
...only one that worked for me for selecting the initial value in an array of strings.
– Ena
Aug 10 '15 at 12:43
yeah thi...
Share data between AngularJS controllers
...return { Field: '' };
});
// Two controllers sharing an object that has a string in it
myApp.controller('FirstCtrl', function( $scope, Fact ){
$scope.Alpha = Fact;
});
myApp.controller('SecondCtrl', function( $scope, Fact ){
$scope.Beta = Fact;
});
HTML:
<div ng-controller="FirstCtrl">...