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Java - escape string to prevent SQL injection
...ing. This is assuming you're creating the regexes and replacements in the form of Java String literals. If you create them any other way (e.g., by reading them from a file), you don't have to do all that double-escaping.
If you have a linefeed character in the input and you want to replace it wit...
Nested select statement in SQL Server
...You need to alias the subquery.
SELECT name FROM (SELECT name FROM agentinformation) a
or to be more explicit
SELECT a.name FROM (SELECT name FROM agentinformation) a
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iOS - How to set a UISwitch programmatically
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
ASP MVC href to a controller/view
...
You can also use this very simplified form:
@Html.ActionLink("Come back to Home", "Index", "Home")
Where :
Come back to Home is the text that will appear on the page
Index is the view name
Homeis the controller name
...
Python Write bytes to file
...
Since OP seems to be using a non-Windows platform, this only works in Py3. In Py2, you would need to use io.open.
– lvc
Aug 23 '12 at 13:32
2
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Bash Script: count unique lines in file
...m a several hour network capture, one ip/port per line. Lines are of this format:
3 Answers
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Handlebars.js Else If
... single piece of data with more than three states which requires different formatting in each case? You may be able to force a CSS style into the data itself, but then you're pushing view-level concerns into your data. I can imagine sensible cases for an if/elseif/endif construct (or even a switch/m...
PostgreSQL delete with inner join
...
Another form that works with Postgres 9.1+ is combining a Common Table Expression with the USING statement for the join.
WITH prod AS (select m_product_id, upc from m_product where upc='7094')
DELETE FROM m_productprice B
USING prod...
Android: how to handle button click
... are #2 and #3. I will use a Button clickButton as an example.
2
is in the form of an anonymous class.
Button clickButton = (Button) findViewById(R.id.clickButton);
clickButton.setOnClickListener( new OnClickListener() {
@Override
public void onClick(View v) {
...
What is boxing and unboxing and what are the trade offs?
...tinctly less convenient than the other collections. However, when peak performance is needed it's worth a little inconvenience to avoid the overhead of boxing and unboxing.
* For this discussion, a primitive value is any that can be stored on the call stack, rather than stored as a pointer to a va...