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Architecture of a single-page JavaScript web application?
...mplex single-page JS web application be structured on the client-side? Specifically I'm curious about how to cleanly structure the application in terms of its model objects, UI components, any controllers, and objects handling server persistence.
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How to get Enum Value from index in Java?
... Note that will clone a copy of the values array each time, so if you are calling this in the inner loop of performance sensitive code you might want to make a static copy and use that.
– Christopher Barber
Oct 4 '13 at 0:11
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Select statement to find duplicates on certain fields
...above. Based on that you'll need to use an order by clause and a sub query if needed. If you can post some sample data, it would really help.
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android.widget.Switch - on/off event listener?
...sChecked) {
// do something, the isChecked will be
// true if the switch is in the On position
}
});
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Physical vs. logical / soft delete of database record?
...de any reporting/display methods to take the flag into account.
As far as if it is a common practice - I would say yes, but as with anything whether you use it depends on your business needs.
EDIT: Thought of another disadvantange - If you have unique indexes on the table, deleted records will sti...
Adding placeholder text to textbox
...Handle(AddText);
public void RemoveText(object sender, EventArgs e)
{
if (myTxtbx.Text == "Enter text here...")
{
myTxtbx.Text = "";
}
}
public void AddText(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(myTxtbx.Text))
myTxtbx.Text = "Enter text here...";...
Add an element to an array in Swift
...
As of Swift 3 / 4 / 5, this is done as follows.
To add a new element to the end of an Array.
anArray.append("This String")
To append a different Array to the end of your Array.
anArray += ["Moar", "Strings"]
anArray.append(conte...
Making a div vertically scrollable using CSS
...ese two:
auto - This value will look at the width and height of the box. If they are defined, it won't let the box expand past those boundaries. Instead (if the content exceeds those boundaries), it will create a scrollbar for either boundary (or both) that exceeds its length.
scroll - This values...
Detect when an image fails to load in Javascript
Is there a way to determine if a image path leads to an actual image, Ie, detect when an image fails to load in Javascript.
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What does -save-dev mean in npm install grunt --save-dev
...l appear in your devDependencies.
According to the npm install docs.
If someone is planning on downloading and using your module in their program, then they probably don't want or need to download and build the external test or documentation framework that you use.
In other words, when you r...