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iOS 7: UITableView shows under status bar
...o this):
Create an empty UIViewController and drag your UITableView in it. Then, Ctrl-drag from your UITableView towards the status bar. As the mouse gets to the bottom of the status bar, you will see an Autolayout bubble that says "Top Layout Guide". Release the mouse and choose "Vertical Spacing"....
Sending websocket ping/pong frame from browser
...ing/pong frames.
However, if you control both the client and server code, then you can easily add ping/pong support at a higher level. You will need some sort of message type header/metadata in your message if you don't have that already, but that's pretty simple. Unless you are planning on sending...
c# open file with default application and parameters
...ery the registry to identify the default application to open pdf files and then define FileName on your process's StartInfo accordingly.
Follow this question for details on doing that: Finding the default application for opening a particular file type on Windows
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OSGi: What are the differences between Apache Felix and Apache Karaf?
... container. So my advice would be to first architect your application, and then pick what you need. The advice to "just install the whole platform because it is feature rich" sounds a bit like going back to the huge Java EE application servers. Now I'm not saying that Apache Karaf is anywhere near a...
How do I get a UTC Timestamp in JavaScript?
... to ms
return tmLoc.getTime() + tmLoc.getTimezoneOffset() * 60000;
}
Then what you'd generally need is to format date/time for the end-user for their local timezone and format. The following takes care of all the complexities of date and time formats on the client computer:
function formatDat...
Why does string::compare return an int?
...* and char is smaller than int. For example, if *a is MAX_INT and *b is -1 then *a - *b is UB, but if the implementation chooses to define its behavior then the result almost certainly is negative.
– Steve Jessop
Mar 11 '13 at 13:02
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How do I get around type erasure on Scala? Or, why can't I get the type parameter of my collections?
...strate this with an example.
Let us say we have a list of (Int, String), then the following gives a type erasure warning
x match {
case l:List[(Int, String)] =>
...
}
To work around this, first create a case class:
case class IntString(i:Int, s:String)
then in the pattern matching do...
How can I make the tabs work normally on Xcode 4?
...e tab bar first to see if the file is currently opened; if it's not opened then you can look to the project tree. But if you click in the project tree first (which is what I tend to do) then you get punished because you will have just killed a tab.
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How to mount a host directory in a Docker container
...
docker run -v /boot2dockerfolder:/root/containerfolder -i -t imagename
Then when you ls inside the containerfolder you will see the content of your hostfolder.
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Add querystring parameters to link_to
... link to your site with a link that encodes Javascript. That Javascript is then printed into the page and executes, potentially stealing cookies or doing nefarious tasks. Rails is normally pretty good at cleaning stuff that's printed into the page but it's better to be safe than sorry
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