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Instantiate and Present a viewController in Swift
...he new Swift on Xcode 6 , and I tried some demo projects and tutorials. Now I am stuck at:
15 Answers
...
JavaScript variables declare outside or inside loop?
... does not have block scope like many other C-like languages.
That is also known as lexical scope.
If you declare something like
var foo = function(){
for(var i = 0; i < 10; i++){
}
};
This gets hoisted to:
var foo = function(){
var i;
for(i = 0; i < 10; i++){
}
}
So ...
How does this milw0rm heap spraying exploit work?
...ee 0x0a0a is there too. Exactly describing what happens requires specific knowledge of the exploit (you have to know where the bug is and how it's exploited, which I don't know). However, it seems that we force Internet Explorer to trigger the buggy code by setting the innerHtml to that malicious XM...
How to drop a PostgreSQL database if there are active connections to it?
...
OK. Now I understand, that was a typo. Thanks!
– jb.
Dec 11 '13 at 9:53
2
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What's the difference between `raw_input()` and `input()` in Python 3?
...e raw_input() does not.
Python 3:
raw_input() was renamed to input() so now input() returns the exact string.
Old input() was removed.
If you want to use the old input(), meaning you need to evaluate a user input as a python statement, you have to do it manually by using eval(input()).
...
Why does X[Y] join of data.tables not allow a full outer join, or a left join?
... suggestion with unique() is a great help. That ought to be in the FAQ. I know Matthew Dowle "designed it for his own use, and he wanted it that way." (FAQ 1.9), but I thought X[Y,all=T] could be an elegant way to specify a full outer join within the data.table X[Y] syntax. Or X[Y,all.x=T] for the ...
How to check if a string contains a substring in Bash
...ash, and, of course Bash:
stringContain() { [ -z "${2##*$1*}" ]; }
Then now:
$ if stringContain 'o "M3' 'echo "My String"';then echo yes;else echo no;fi
no
$ if stringContain 'o "M' 'echo "My String"';then echo yes;else echo no;fi
yes
... Or if the submitted string could be empty, as pointed o...
Pass a JavaScript function as parameter
...to Javascript for providing this feature and to you @dallin to letting me know that it exists.
– Dipendu Paul
Apr 7 '16 at 11:28
2
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What is the best way to prevent session hijacking?
...ker will not.
EDIT: This answer was originally written in 2008. It's 2016 now, and there's no reason not to have SSL across your entire site. No more plaintext HTTP!
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Is it safe to use Project Lombok? [closed]
In case you don't know Project Lombok helps with some of the annoyances of Java with stuff like generating getters and setters with annotations and even simple JavaBean like generation with @Data . It could really help me, especially in 50 different event objects where you have up to 7 differen...