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Binding to static property
... binding updates.
public class VersionManager
{
private static String _filterString;
/// <summary>
/// A static property which you'd like to bind to
/// </summary>
public static String FilterString
{
get
{
return _filterString...
Return all enumerables with yield return at once; without looping through
...
I came up with a quick yield_ snippet:
Here's the snippet XML:
<?xml version="1.0" encoding="utf-8"?>
<CodeSnippets xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
<CodeSnippet Format="1.0.0">
<Header&g...
What does template mean?
...
template<void (*F)()>
struct FunctionWrapper {
static void call_it() { F(); }
};
// pass address of function do_it as argument.
void do_it() { }
FunctionWrapper<&do_it> test;
Template reference parameter (passing an integer)
template<int &A>
struct SillyExample {
...
How to loop through a plain JavaScript object with the objects as members?
...
for (var key in validation_messages) {
// skip loop if the property is from prototype
if (!validation_messages.hasOwnProperty(key)) continue;
var obj = validation_messages[key];
for (var prop in obj) {
// skip loop if the prop...
Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?
...
@Shuzheng _Please read the sentence carefully. It says neither what you or Kaz think it says._
– Sinan Ünür
Nov 21 '19 at 1:58
...
How to get a subset of a javascript object's properties
...ctions.
For example pick() would be exactly what you seek:
var subset = _.pick(elmo, ['color', 'height']);
fiddle
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Returning a C string from a function
... you move over to C++ you'll use similar strategies:
class Foo
{
char _someData[12];
public:
const char* someFunction() const
{ // The final 'const' is to let the compiler know that nothing is changed in the class when this function is called.
return _someData;
}
}
... but...
iOS app error - Can't add self as subview
...So far this seems to have resolved the problem for us. Example:
id lock = _dataViewController.navigationController.navigationLock;
[[MyApi sharedClient] getUserProfile:_user.id success:^(MyUser *user) {
ProfileViewController *pvc = [[ProfileViewController alloc] initWithUser:user];
[_dataVi...
Boost Statechart vs. Meta State Machine
... Minor nit-pick: In release mode, the use of C++ RTTI (dynamic_cast, typeid) is strictly optional with Boost.Statechart.
– user49572
Nov 30 '10 at 7:43
add a comm...
Is Java Regex Thread Safe?
...pers
*/
public final class Validators {
private static final String EMAIL_PATTERN = "^[_A-Za-z0-9-]+(\\.[_A-Za-z0-9-]+)*@[A-Za-z0-9-]+(\\.[A-Za-z0-9-]+)*(\\.[A-Za-z]{2,})$";
private static Pattern email_pattern;
static {
email_pattern = Pattern.compile(EMAIL_PATTERN);
}
/**
* Check...