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What is App.config in C#.NET? How to use it?
I have done a project in C#.NET where my database file is an Excel workbook. Since the location of the connection string is hard coded in my coding, there is no problem for installing it in my system, but for other systems there is.
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What is the use of printStackTrace() method in Java?
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This is normal, with the 1st one you call the toString() of the error, and in the 2nd you ask to print all the stackTrace from the error. That's 2 différents things.
– Jon
May 17 '16 at 8:08
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Differences between Ant and Maven [closed]
Could someone tell me the differences between Ant and Maven? I have never used either. I understand that they are used to automate the building of Java projects, but I do not know where to start from.
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How to load a UIView using a nib file created with Interface Builder
...e's Owner is of class UIViewController (No custom subclass, but the "real" one). The File Owner's view is connected to the main view and its class is declared as the one from step 1).
Connect your controls with the IBOutlets.
The DynamicViewController can run its logic to decide what view/xib to loa...
Prevent multiple instances of a given app in .NET?
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Use Mutex. One of the examples above using GetProcessByName has many caveats. Here is a good article on the subject:
http://odetocode.com/Blogs/scott/archive/2004/08/20/401.aspx
[STAThread]
static void Main()
{
using(Mutex mutex =...
Fastest way to serialize and deserialize .NET objects
...th lots of evidence if you need it) that this is the fastest (or certainly one of the fastest) general purpose serializer in .NET.
If you need strings, just base-64 encode the binary.
[XmlType]
public class CT {
[XmlElement(Order = 1)]
public int Foo { get; set; }
}
[XmlType]
public class ...
What is SYSNAME data type in SQL Server?
...L
It is basically the same as using nvarchar(128) NOT NULL
EDIT
As mentioned by @Jim in the comments, I don't think there is really a business case where you would use sysname to be honest. It is mainly used by Microsoft when building the internal sys tables and stored procedures etc within SQL ...
Java dynamic array sizes?
...ocate it needs to grow in size. When it does you'll have to allocate a new one and copy the data from the old to the new:
int[] oldItems = new int[10];
for (int i = 0; i < 10; i++) {
oldItems[i] = i + 10;
}
int[] newItems = new int[20];
System.arraycopy(oldItems, 0, newItems, 0, 10);
oldItem...
How to create a DataTable in C# and how to add rows?
...u could shorten this to dt.Rows.Add("Ravi", 500); and would work the same. One big warning with either of these approaches: you must supply these parameters in exact same order as the columns were defined, else you'll get an error. (So use with caution!)
– Funka
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What is the shortest function for reading a cookie by name in JavaScript?
... as performant as the looping approach. The tests I'd run previously were done in Chrome, where the regex approach performed modestly better than other approaches. Nonetheless, it's still the shortest which addresses the question being asked.
– Mac
Aug 25 '14 a...