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Return a `struct` from a function in C
... Yes, I can put an array inside a struct, but I cannot e.g. write typedef char arr[100]; arr foo() { ... } An array cannot be returned, even if the size is known.
– Giorgio
Mar 11 '12 at 11:19
...
What really happens in a try { return x; } finally { x = null; } statement?
...'s a short program to demonstrate:
using System;
class Test
{
static string x;
static void Main()
{
Console.WriteLine(Method());
Console.WriteLine(x);
}
static string Method()
{
try
{
x = "try";
return x;
}
...
How do I use reflection to invoke a private method?
...atic class AccessExtensions
{
public static object call(this object o, string methodName, params object[] args)
{
var mi = o.GetType ().GetMethod (methodName, System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance );
if (mi != null) {
r...
Caching a jquery ajax response in javascript/browser
...ier for the cache. Maybe have a better, safer ID (it depends on the object string representation here) ?
// on $.ajax call we could also set an ID in originalOptions
var id = originalOptions.url+ JSON.stringify(originalOptions.data);
options.cache = false;
options.bef...
how to get last insert id after insert query in codeigniter active record
...ered Oct 3 '19 at 20:10
Tristan CHARBONNIERTristan CHARBONNIER
76588 silver badges1010 bronze badges
...
foreach vs someList.ForEach(){}
...vior. For this experiment, I am using .NET 4.7.2:
var names = new List<string>
{
"Henry",
"Shirley",
"Ann",
"Peter",
"Nancy"
};
Lets iterate over this with foreach first:
foreach (var name in names)
{
Console.WriteLine(name);
}
We could expand this into:
using (v...
What does SynchronizationContext do?
...t, in a Winforms app:
ThreadPool.QueueUserWorkItem(delegate {
string text = File.ReadAllText(@"c:\temp\log.txt");
myTextBox.BeginInvoke(new Action(() => {
myTextBox.Text = text;
}));
});
Which has the advantage that it works when called from any thre...
Execute a terminal command from a Cocoa app
... launch];
NSData *data = [file readDataToEndOfFile];
[file closeFile];
NSString *grepOutput = [[NSString alloc] initWithData: data encoding: NSUTF8StringEncoding];
NSLog (@"grep returned:\n%@", grepOutput);
NSPipe and NSFileHandle are used to redirect the standard output of the task.
For more ...
How to find if a native DLL file is compiled as x64 or x86?
...le using a text editor (like Notepad) and find the first occurrence of the string PE. The following character defines if the dll is 32 or 64 bits.
32 bits:
PE L
64 bits:
PE d†
share
|
impr...
Mock vs MagicMock
...gic methods:
>>> int(Mock())
TypeError: int() argument must be a string or a number, not 'Mock'
>>> int(MagicMock())
1
>>> len(Mock())
TypeError: object of type 'Mock' has no len()
>>> len(MagicMock())
0
And these which may not be as intuitive (at least not int...