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How to use index in select statement?
Lets say in the employee table, I have created an index(idx_name) on the emp_name column of the table.
8 Answers
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MySql Table Insert if not exist otherwise update
It works if the datenum exists, but I want to insert this data as a new row if the datenum does not exist.
3 Answers
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Using a ListAdapter to fill a LinearLayout inside a ScrollView layout
...you want to do something with your list items:
view.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// You can just use listView instead of parent casted to ListView.
if (pos...
Change Volley timeout duration
I use the new Volley framework for Android to do a request to my server. But it timeouts before getting the response, although it does respond.
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Best way to add Activity to an Android project in Eclipse?
...hen adding an activity to an existing Android project, I manually create a new class - is that the best / preferred way? How do others handle that?
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Immutable vs Mutable types
...ent. It will raise a TypeError if you try to change it. Also, if we assign new content, a new object is created instead of the contents being modified.
>>> s = "abc"
>>>id(s)
4702124
>>> s[0]
'a'
>>> s[0] = "o"
Traceback (most recent call last):
File "<stdi...
How to mock the Request on Controller in ASP.Net MVC?
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Using Moq:
var request = new Mock<HttpRequestBase>();
// Not working - IsAjaxRequest() is static extension method and cannot be mocked
// request.Setup(x => x.IsAjaxRequest()).Returns(true /* or false */);
// use this
request.SetupGet(x =>...
Sending an Intent to browser to open specific URL [duplicate]
...e you do the following:
String url = "http://www.example.com";
Intent i = new Intent(Intent.ACTION_VIEW);
i.setData(Uri.parse(url));
startActivity(i);
Here's the documentation of Intent.ACTION_VIEW.
Source: Opening a URL in Android's web browser from within application
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Update multiple rows in same query using PostgreSQL
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that's cool! did not expect to learn a new sql construct today
– javadba
Sep 10 at 19:47
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Can we omit parentheses when creating an object using the “new” operator?
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Quoting David Flanagan1:
As a special case, for the new operator only, JavaScript simplifies the grammar by allowing the parenthesis to be omitted if there are no arguments in the function call. Here are some examples using the new operator:
o = new Object; // Optional parent...