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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
...ng(&s, length);
break;
case RMAppReceiptASN1TypeOpaqueValue:
_opaqueValue = data;
break;
case RMAppReceiptASN1TypeHash:
_hash = data;
break;
case RMAppReceiptASN1TypeInAppPurchaseReceipt:
{
RM...
How do I bind a WPF DataGrid to a variable number of columns?
...on.Move)
{
dataGrid.Columns.Move(ne.OldStartingIndex, ne.NewStartingIndex);
}
else if (ne.Action == NotifyCollectionChangedAction.Remove)
{
foreach (DataGridColumn column in ne.OldItems)
{
...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...-score)))
The PHP code on the server checks the token to make sure the request came from a valid game instance, then decrypts the encrypted high score, checking to make sure the high-score matches the SHA1 of the high-score (if you skip this step, decryption will simply produce random, likely very...
Difference between single and double quotes in Bash
... of the topic. The explanation involves a simple variable a as well as an indexed array arr.
If we set
a=apple # a simple variable
arr=(apple) # an indexed array with a single element
and then echo the expression in the second column, we would get the result / behavior shown in the third ...
What exceptions should be thrown for invalid or unexpected parameters in .NET?
...ntOutOfRangeException – I don’t use this one much, but a common use is indexing into a collection, and giving an index which is to large.
There are other options, too, that do not focus so much on the argument itself, but rather judge the call as a whole:
InvalidOperationException – The ar...
Error in : object of type 'closure' is not subsettable
...
In general this error message means that you have tried to use indexing on a function. You can reproduce this error message with, for example
mean[1]
## Error in mean[1] : object of type 'closure' is not subsettable
mean[[1]]
## Error in mean[[1]] : object of type 'closure' is not subs...
How to copy part of an array to another array in C#?
...] b = new int[3];
Array.Copy(a, 1, b, 0, 3);
a = source array
1 = start index in source array
b = destination array
0 = start index in destination array
3 = elements to copy
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Why does parseInt yield NaN with Array#map?
...
callback is invoked with three arguments: the value of the element, the index of the element, and the Array object being traversed."
So if you call a function parseInt which actually expects two arguments, the second argument will be the index of the element.
In this case, you ended up calling...
master branch and 'origin/master' have diverged, how to 'undiverge' branches'?
...se it is not about staged modifications (i.e. modifications present in the index but not yet committed), but about local commits (which differs from commits present on the remote). git reset --hard HEAD would only remove any local indexed non-committed modification, and would do nothing to reconcile...
How to import CSV file data into a PostgreSQL table?
... are ‘fail’, ‘replace’, ‘append’, default ‘fail’
index=False, #Do not output the index of the dataframe
dtype={'col1': sqlalchemy.types.NUMERIC,
'col2': sqlalchemy.types.String}) #Datatypes should be [sqlalchemy types][1]
...