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Performance difference for control structures 'for' and 'foreach' in C#
...t; above ... does that apply to other collections also? Also, how did you know this (with no malice intended whatsoever) ... as in .. did u literally stumble across this while trying to answer this question, previously some time ago? It's so ... random / secret :)
– Pure.Krome
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Terminal Multiplexer for Microsoft Windows - Installers for GNU Screen or tmux [closed]
...s a Windows-only terminal multiplexer. Even once you get used to it, your knowledge won't translate to other OSes. You seem to be implying that ConEmu is better than tmux; but how much time have you ever spent using tmux?
– unforgettableidSupportsMonica
Dec 29 ...
Overcoming “Display forbidden by X-Frame-Options”
...ks well in FF/Chrome/Opera but doesn't work in IE/Edge though. Anyone who knows something which will?
– Collector
Aug 18 '15 at 4:49
7
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Group by multiple columns in dplyr, using string vector input
...as the expression is wrapped in a call to vars().
– knowah
Aug 15 '19 at 14:13
@Khashir yes, this answer still works @...
this.setState isn't merging states as I would expect
...ability helpers were recently added to React.addons, so with that, you can now do something like:
var newState = React.addons.update(this.state, {
selected: {
name: { $set: 'Barfoo' }
}
});
this.setState(newState);
Immutability helpers documentation.
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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!
share
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improve this answer
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Are PDO prepared statements sufficient to prevent SQL injection?
....6 by default: big5, cp932, gb2312, gbk and sjis. We'll select gbk here.
Now, it's very important to note the use of SET NAMES here. This sets the character set ON THE SERVER. There is another way of doing it, but we'll get there soon enough.
The Payload
The payload we're going to use for this in...
Fastest way to get the first object from a queryset in django?
...'m pretty sure you'll even see this add LIMIT 1 to the query, and I don't know that you can do any better than this. However, internally __nonzero__ in QuerySet is implemented as try: iter(self).next() except StopIteration: return false... so it doesn't escape the exception.
–...
Compiling problems: cannot find crt1.o
...idn't have it installed in the first place, thus you need to reinstall it, now that you reverted back to gcc.
You can do so like this on Debian:
aptitude show libc-dev
Ubuntu:
apt-get install libc-dev
On Ubuntu, if you don't have libc-dev, since I cannot find it on packages.ubuntu.com, you ca...
Format JavaScript date as yyyy-mm-dd
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now.toISOString().substring(0,10); This is a cleaner alternative, since it reminds you that YYYY-MM-DD are the first ten characters of the complete iso format
– Gutimore
Aug 26 '18 at 2...