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Default value in Go's method
...r chooses to use default values
// Both parameters are optional, use empty string for default value
func Concat1(a string, b int) string {
if a == "" {
a = "default-a"
}
if b == 0 {
b = 5
}
return fmt.Sprintf("%s%d", a, b)
}
**Option 2:** A single optional parameter at the end
/...
How can I get column names from a table in SQL Server?
...
Qbik "N" if for handlling unicode string like varchar in ANSI(32bit) and nvarchar in unicode(64bit)
– thatsalok
Jun 25 '14 at 12:36
9
...
Python Requests and persistent sessions
... loginData,
loginTestUrl,
loginTestString,
sessionFileAppendix = '_session.dat',
maxSessionTimeSeconds = 30 * 60,
proxies = None,
userAgent = 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:40.0) Geck...
How do I pass command-line arguments to a WinForms application?
...
static void Main(string[] args)
{
// For the sake of this example, we're just printing the arguments to the console.
for (int i = 0; i < args.Length; i++) {
Console.WriteLine("args[{0}] == {1}", i, args[i]);
}
}
The arguments w...
Use JAXB to create Object from XML String
How can I use the below code to unmarshal a XML string an map it to the JAXB object below?
4 Answers
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Why does Convert.ToString(null) return a different value if you cast null?
...
There are 2 overloads of ToString that come into play here
Convert.ToString(object o);
Convert.ToString(string s);
The C# compiler essentially tries to pick the most specific overload which will work with the input. A null value is convertible to a...
HTML input - name vs. id [duplicate]
... data gets to the server (from any element) it gets correctly bound to the string type expected by the controller action.
This particular scenario can be seen on my Creative stories mini-site. You won't understand the language, but you can check out those multiple forms and shared names. Never mind ...
Serializing a list to JSON
...(or whatever object you want) with the following:
using Newtonsoft.Json;
string json = JsonConvert.SerializeObject(listTop10);
Update: you can also add it to your project via the NuGet Package Manager (Tools --> NuGet Package Manager --> Package Manager Console):
PM> Install-Package Ne...
Split string based on regex
What is the best way to split a string like "HELLO there HOW are YOU" by upper case words (in Python)?
3 Answers
...
throw Error('msg') vs throw new Error('msg')
...!(this instanceof Array)) { return new Array(arguments); }. (But note that String(x) and new String(x) are very different, and likewise for Number and Boolean.)
That said, in case of an error, it's not even required to throw an Error object... throw 'Bad things happened'; will work, tooYou can even...