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Create instance of generic type whose constructor requires a parameter?
... the new() constraint on T is only to make the compiler check for a public parameterless constructor at compile time, the actual code used to create the type is the Activator class.
You will need to ensure yourself regarding the specific constructor existing, and this kind of requirement may be a c...
How to send a JSON object over Request with Android?
...00; // = 10 seconds
String postMessage="{}"; //HERE_YOUR_POST_STRING.
HttpParams httpParams = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(httpParams, TIMEOUT_MILLISEC);
HttpConnectionParams.setSoTimeout(httpParams, TIMEOUT_MILLISEC);
HttpClient client = new DefaultHttpClient(ht...
How do I search an SQL Server database for a string?
...e sysname
DECLARE @SchemaName sysname
DECLARE @SQL NVARCHAR(4000)
DECLARE @PARAMETERS NVARCHAR(4000)
DECLARE @DataExists BIT
DECLARE @SQLTemplate NVARCHAR(4000)
SELECT @SQLTemplate = CASE WHEN @ExactMatch = 1
THEN 'If Exists(Select *
...
'Contains()' workaround using Linq to Entities?
...ion");
if (!collection.Any())
return query.Where(t => false);
ParameterExpression p = selector.Parameters.Single();
IEnumerable<Expression> equals = collection.Select(value =>
(Expression)Expression.Equal(selector.Body,
Expression.Constant(value, typeof(TValue...
Passing arrays as url parameter
What is the best way that I can pass an array as a url parameter? I was thinking if this is possible:
10 Answers
...
How to size an Android view based on its parent's dimensions
...dDimension (as required for an onMeasure override) and provide a new LayoutParams for your view, then call super.onMeasure. Remember, your LayoutParams are derived from your view's parent type, not your view's type.
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec){
...
How can I prevent SQL injection in PHP?
...
Use prepared statements and parameterized queries. These are SQL statements that are sent to and parsed by the database server separately from any parameters. This way it is impossible for an attacker to inject malicious SQL.
You basically have two opt...
How to use dashes in HTML-5 data-* attributes in ASP.NET MVC
... static class Dic
{
public static Dictionary<string, object> New(params object[] attrs)
{
var res = new Dictionary<string, object>();
for (var i = 0; i < attrs.Length; i = i + 2)
res.Add(attrs[i].ToString(), attrs[i + 1]);
return res;
}
...
error, string or binary data would be truncated when trying to insert
...d-linq-exception-cant-find-which-fiel
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
static string GetSqlTruncationExceptionWithDetailsString(DataContext context)
{
StringBuilder sb = new StringBuilder();
f...
Pinging servers in Python
...alid.
"""
# Option for the number of packets as a function of
param = '-n' if platform.system().lower()=='windows' else '-c'
# Building the command. Ex: "ping -c 1 google.com"
command = ['ping', param, '1', host]
return subprocess.call(command) == 0
Note that, according ...