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running Rails console in production
I have just gone live with my first Rails site, but now I have a problem. When I run the project in development mode on my IDE I can run the console to something like:
...
联网 App 第 2 课：班级留言板，一个标签存列表、先读后写、定时刷新（附 ....
...ame": 昵称, "text": 内容, "time": 计时器1.FormatDateTime(计时器1.Now(), "MM-dd HH:mm")}
按钮_发送.Enabled = false
// 不能直接用手机上显示的旧列表：别人可能刚发了新留言
刷新()
}
}
when 网络微数据库1.GotValue(tagFromWebDB, valueFromWebDB) {...
Should private helper methods be static if they can be static
...ect. My IDE will also show calls to static methods in italics, so I will know the method is static without looking the signature.
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Is it possible to create a “weak reference” in javascript?
...ou can't make a proxy wrapper object, because in JavaScript objects never know when they're about to be garbage-collected.
So your ‘weak reference’ becomes a key (eg. integer) in a simple lookup, with an add-reference and remove-reference method, and when there are no manually-tracked reference...
Explode PHP string by new line
...
@Rolf It seems I made an edit in a hurry. Corrected it now. What you should use depends on whether you want the empty lines or not in the output. The option from my answer also returns empty lines.
– Alin Purcaru
Aug 5 '13 at 14:42
...
How to detect idle time in JavaScript elegantly?
...t.onkeypress = resetTimer;
function logout() {
alert("You are now logged out.")
//location.href = 'logout.html'
}
function resetTimer() {
clearTimeout(time);
time = setTimeout(logout, 3000)
// 1000 milliseconds = 1 second
}
};
And init the ...
html onchange event not working
...o "onchange" event that reports changes immediately, at least as far as I know. But there is a solution that works for all cases: set up a timing event using setInterval().
Let's say that your input field has an id and name of "city":
<input type="text" name="city" id="city" />
Have a glob...
What is the difference between declarative and procedural programming paradigms?
...er the time when developers needs to use command lines to add two numbers? Now you can get SUM of two or more numbers with just a simple function. So in my perspective, if there is no "Get me a cup of tea" command, you need to created it. When the next person will try to use, it will be there. That'...
How to get a Static property with Reflection
... key for me was to use the .FlattenHierarchy BindingFlag. I don't really know why I just added it on a hunch and it started working. So the final solution that allows me to get Public Instance or Static Properties is:
obj.GetType.GetProperty(propName, Reflection.BindingFlags.Public _
Or Reflect...
What does HTTP/1.1 302 mean exactly?
...s to this question are based in such document, which is no longer relevant nowadays. Quoting Mark Nottingham who, at the time of writing, co-chairs the IETF HTTP and QUIC Working Groups:
Don’t use RFC2616. Delete it from your hard drives, bookmarks, and burn (or responsibly recycle) any copies...