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Logging best practices [closed]
...ou may not have known:
Using the TraceEvent overloads that take a format string and args can help performance as parameters are kept as separate references until after Filter.ShouldTrace() has succeeded. This means no expensive calls to ToString() on parameter values until after the system has con...
How to check if a service is running on Android?
...ow the ServiceTools class:
public class ServiceTools {
private static String LOG_TAG = ServiceTools.class.getName();
public static boolean isServiceRunning(String serviceClassName){
final ActivityManager activityManager = (ActivityManager)Application.getContext().getSystemService(C...
LEFT OUTER JOIN in LINQ
...Sandeep check your keys where you joined it. Suppose if those are of types string and int then just convert string key to int.
– Ankit
Jul 27 '16 at 9:35
2
...
ng-model for `` (with directive DEMO)
...ipt will not send anything. It will read the file you selected as a Base64 string and update your model with that string.
– Elmer
Nov 15 '13 at 7:33
...
Why Would I Ever Need to Use C# Nested Classes [duplicate]
...'t if the class was a seperate class...
public class Person
{
private string _firstName;
private string _lastName;
private DateTime _birthday;
//...
public class FirstNameComparer : IComparer<Person>
{
public int Compare(Person x, Person y)
{
...
Pointer vs. Reference
...tional as input parameter
void PrintOptional(const boost::optional<std::string>& optional_str)
{
if (optional_str)
{
cout << *optional_str << std::endl;
}
else
{
cout << "(no string)" << std::endl;
}
}
// Sample method using op...
When is finally run if you throw an exception from the catch block?
...lock, the finally block gets called exactly zero times
static void Main(string[] args)
{
try
{
Console.WriteLine("in the try");
int d = 0;
int k = 0 / d;
}
catch (Exception e)
{
Console.WriteLine("in the catch");
throw;
}
...
How can I save a screenshot directly to a file in Windows? [closed]
...InteropServices;
public class CaptureScreen
{
static public void Main(string[] args)
{
try
{
Bitmap capture = CaptureScreen.GetDesktopImage();
string file = Path.Combine(Environment.CurrentDirectory, "screen.gif");
ImageFormat format = Im...
What is Express.js?
...l features.
For example,
Want sessions? It's there
Want POST body / query string parsing? It's
there
Want easy templating through jade, mustache, ejs, etc? It's
there
Want graceful error handling that won't cause the entire server
to crash?
...
JavaScript isset() equivalent
...= { foo: 'bar'};
obj.hasOwnProperty('foo'); // true
obj.hasOwnProperty('toString'); // false
'toString' in obj; // true
As you can see, hasOwnProperty returns false and the in operator returns true when checking the toString method, this method is defined up in the prototype chain, because obj in...