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Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error
...uild Setting -> Linking -> Other Linker Flags -> Add -lLibraryName_$(PLATFORM_NAME)d for Debug, and add -lLibraryName_$(PLATFORM_NAME) for Release
– George
Nov 3 '13 at 15:55
...
performSelector may cause a leak because its selector is unknown
... should simply be ignored, and it's easy to work around. Here's how:
if (!_controller) { return; }
SEL selector = NSSelectorFromString(@"someMethod");
IMP imp = [_controller methodForSelector:selector];
void (*func)(id, SEL) = (void *)imp;
func(_controller, selector);
Or more tersely (though hard...
Using variables inside a bash heredoc
...text in a variable.
Name='Rich Ba$tard'
dough='$$$dollars$$$'
cat <<____HERE
$Name, you can win a lot of $dough this week!
Notice that \`backticks' need escaping if you want
literal text, not `pwd`, just like in variables like
\$HOME (current value: $HOME)
____HERE
Demo: https://ideone.com/...
Web API 最佳入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...blic class ContactRepository : IContactRepository
{
MongoServer _server = null;
MongoDatabase _database = null;
MongoCollection _contacts = null;
public ContactRepository(string connection)
{
if (string.IsNullOrWhiteSpace(connection))
...
Get $_POST from multiple checkboxes
...
Set the name in the form to check_list[] and you will be able to access all the checkboxes as an array($_POST['check_list'][]).
Here's a little sample as requested:
<form action="test.php" method="post">
<input type="checkbox" name="check_list...
How do you get a query string on Flask?
... as with a dict and .get, you'd just get None.
– JPEG_
Oct 23 '16 at 8:46
5
@LyndsySimon: Well sp...
What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?
...dards and trying to implement new and useful methods. Earlier I was using __autoload just to escape including multiple files on each page, but recently I have seen a tip on __autoload manual
...
Is there a way to make GHC provide the type class constraints of typed holes?
...ing, this isn't immediately obvious in GHCi. With your example,
> show _
<interactive>:7:6: error:
• Found hole: _h :: ()
Or perhaps ‘_h’ is mis-spelled, or not in scope
• In the first argument of ‘show’, namely ‘_h’
In the expression: show _h
I...
Should you always favor xrange() over range()?
...kipping implicit fixer: idioms
RefactoringTool: Skipping implicit fixer: ws_comma
--- range_test.py (original)
+++ range_test.py (refactored)
@@ -1,7 +1,7 @@
for x in range(20):
- a=range(20)
+ a=list(range(20))
b=list(range(20))
c=[x for x in range(20)]
d=(x for x in range(20...
Convert json data to a html table [closed]
...in vanilla-js, using DOM methods to prevent html injection.
Demo
var _table_ = document.createElement('table'),
_tr_ = document.createElement('tr'),
_th_ = document.createElement('th'),
_td_ = document.createElement('td');
// Builds the HTML Table out of myList json data from Ivy r...