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CORS - What is the motivation behind introducing preflight requests?
...onfused as to the purpose of the preflight request but I think I've got it now.
The key insight is that preflight requests are not a security thing. Rather, they're a not-changing-the-rules thing.
Preflight requests have nothing to do with security, and they have no bearing on applications that ...
AngularJS : Initialize service with asynchronous data
...troller('MainCtrl', function($scope,MyService) {
console.log('Promise is now resolved: '+MyService.doStuff().data)
$scope.data = MyService.doStuff();
});
I've made an example at plnkr: http://plnkr.co/edit/GKg21XH0RwCMEQGUdZKH?p=preview
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Closure in Java 7 [closed]
...is dumb like me and if you are beating your head against the wall just to know What the hack is this Closure....then here you go.. youtube.com/watch?v=Nj3_DMUXEbE
– Piyush Kukadiya
Jan 2 '17 at 7:35
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Fastest way to replace NAs in a large data.table
...= function(dt) remove_na(dt)
f_gdata = function(dt, un = 0) gdata::NAToUnknown(dt, un)
f_dowle = function(dt) { # see EDIT later for more elegant solution
na.replace = function(v,value=0) { v[is.na(v)] = value; v }
for (i in names(dt))
eval(parse(text=paste("dt[,",i,":=na.replace(",i,"...
Where to find Java JDK Source Code? [closed]
... just had to tell Eclipse where this file is and I could see the code. But now I don't have the file anymore...
11 Answers
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Assigning code to a variable
... function
void OnButtonClick()
{
MessageBox.Show("Hello World!");
}
// Now we create a delegate called ButtonClick
delegate void ButtonClick();
You see, the delegate takes the form of a normal function but without any arguments (It could take any amount of arguments just like any other method,...
How to read a .xlsx file using the pandas Library in iPython?
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In 0.20 and prior, this was sheetname rather than sheet_name (this is now deprecated in favor of the above):
dfs = pd.read_excel(file_name, sheetname=None)
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is there a post render callback for Angular JS directive?
...still updating the DOM after they return, Angular couldn't be expected to know about it. Any callback Angular gives might work sometimes, but wouldn't be safe to rely on.
We solved this heuristically with a setTimeout, as you did.
(Please keep in mind that not everyone agrees with me - you should...
Using print statements only to debug
...ent is in the middle of, say, an n^3 loop or something. Not that I would know anything about that.
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Vim: insert the same characters across multiple lines
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Nice, didn't know about "A" and "C" options too.
– hobbes3
May 24 '18 at 1:11
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