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搭建高可用mongodb集群(二)—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...

...(config); #输出成功 { "info" : "Config now saved locally. Should come online in about a minute.", "ok" : 1 } #查看日志,副本集启动成功后,138为主节点PRIMARY,136、137为副本节点SECONDARY。 Sun Dec 29 20:26:13.842 [conn3] replSet repl...
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Where IN clause in LINQ [duplicate]

... source, params T[] list) { return list.Contains(source); } Now you call: var states = _objdatasources.StateList().Where(s => s.In(countrycodes)); You can pass individual values too: var states = tooManyStates.Where(s => s.In("x", "y", "z")); Feels more natural and closer to sql. ...
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Response.Redirect to new window

... Dude, this is fantastic solution that actually works! Thank you. – Klaus Nji Nov 14 '14 at 21:31 ...
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Why should text files end with a newline?

I assume everyone here is familiar with the adage that all text files should end with a newline. I've known of this "rule" for years but I've always wondered — why? ...
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How to post data to specific URL using WebClient in C#

...s the garbage collector will clean up unmanaged resources and the like by calling the destructor (e.g., WebClient inherits from Component, which contains ~Component() {Dispose(false);}). The problem is that the garbage collector may take an arbitrarily long time to do so, since it does not account ...
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Naming cookies - best practices [closed]

... @Emanuil: To distinguish it from all the other cookies generated by other apps on the same domain. – Ignacio Vazquez-Abrams Sep 19 '12 at 20:50 ...
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Perl flags -pe, -pi, -p, -w, -d, -i, -t?

...eem to be mostly made up of punctuation :-) The command line switches are all detailed in perlrun. (available from the command line by calling perldoc perlrun) Going into the options briefly, one-by-one: -p: Places a printing loop around your command so that it acts on each line of standard ...
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Do I have to Close() a SQLConnection before it gets disposed?

Per my other question here about Disposable objects , should we call Close() before the end of a using block? 8 Answers ...
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Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?

... is effectively just a string escaping function. It is not a magic bullet. All it will do is escape dangerous characters in order that they can be safe to use in a single query string. However, if you do not sanitise your inputs beforehand, then you will be vulnerable to certain attack vectors. Ima...
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Sanitizing strings to make them URL and filename safe?

...For example, when someone uploads a file I want to make sure that I remove all dangerous characters from the name. 23 Answe...