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Getting raw SQL query string from PDO prepared statements
Is there a way to get the raw SQL string executed when calling PDOStatement::execute() on a prepared statement? For debugging purposes this would be extremely useful.
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How to pick just one item from a generator?
... the StopIteration exception. For example next(g, None) for a generator of strings will either yield a string or None after the iteration was finished.
– Attila
Mar 6 '13 at 14:18
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What is the real overhead of try/catch in C#?
...esentation layer, and was often called for 100s of objects.
bool HasRight(string rightName, DomainObject obj) {
try {
CheckRight(rightName, obj);
return true;
}
catch (Exception ex) {
return false;
}
}
void CheckRight(string rightName, DomainObject obj) {
if (!_user.Rights.Co...
In STL maps, is it better to use map::insert than []?
...y create:
using std::cout; using std::endl;
typedef std::map<int, std::string> MyMap;
MyMap map;
// ...
std::pair<MyMap::iterator, bool> res = map.insert(MyMap::value_type(key,value));
if ( ! res.second ) {
cout << "key " << key << " already exists "
<...
Difference between attr_accessor and attr_accessible
...stname" and "role" :
SQL instructions :
CREATE TABLE users (
firstname string,
lastname string
role string
);
I assumed that you set the option config.active_record.whitelist_attributes = true in your config/environment/production.rb to protect your application from Mass assignment exploit...
Zooming MKMapView to fit annotation pins?
...
Very nice solution!!! Here's an extra little touch to add some padding: double inset = -zoomRect.size.width * 0.1; [self.mapView setVisibleMapRect:MKMapRectInset(zoomRect, inset, inset) animated:YES];
– Craig B
Aug 5 '...
How expensive is RTTI?
...endl;
Standard RTTI is expensive because it relies on doing a underlying string compare and thus the speed of RTTI can vary depending on the class name length.
The reason why string compares are used is to make it work consistently across library/DLL boundaries. If you build your application stat...
How does a PreparedStatement avoid or prevent SQL injection?
...he final form query that is constructed using PreparedStatements will be a string or otherwise?
10 Answers
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How to get HTTP Response Code using Selenium WebDriver
...Capabilities;
public class TestResponseCode
{
public static void main(String[] args)
{
// simple page (without many resources so that the output is
// easy to understand
String url = "http://www.york.ac.uk/teaching/cws/wws/webpage1.html";
DownloadPage(url);
...
Conveniently Declaring Compile-Time Strings in C++
Being able to create and manipulate strings during compile-time in C++ has several useful applications. Although it is possible to create compile-time strings in C++, the process is very cumbersome, as the string needs to be declared as a variadic sequence of characters, e.g.
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