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Converting a string to int in Groovy
...that represents an integer value and would like to convert it to an int . Is there a groovy equivalent of Java's Integer.parseInt(String) ?
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Differences between cookies and sessions?
...ion. Sessions have a unique identifier that maps them to specific users. This identifier can be passed in the URL or saved into a session cookie.
Most modern sites use the second approach, saving the identifier in a Cookie instead of passing it in a URL (which poses a security risk). You are probab...
Override intranet compatibility mode IE8
...he meta header and just uses the browser setting. Does anyone know how to disable this?
19 Answers
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Difference between Lookup() and Dictionary(Of list())
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Two significant differences:
Lookup is immutable. Yay :) (At least, I believe the concrete Lookup class is immutable, and the ILookup interface doesn't provide any mutating members. There could be other mutable implementations, of course.)
When you lookup a key...
Attempt to present UIViewController on UIViewController whose view is not in the window hierarchy
Just started using Xcode 4.5 and I got this error in the console:
33 Answers
33
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Is it possible to disable floating headers in UITableView with UITableViewStylePlain?
...prefer it if they didn't float but stayed static as they do when the style is set to UITableViewStyleGrouped .
29 Answers
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Check if event is triggered by a human
...e a handler attached to an event and I would like it to execute only if it is triggered by a human, and not by a trigger() method. How do I tell the difference?
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Delete directory with files in it?
...ays.
Before deleting the folder, delete all its files and folders (and this means recursion!). Here is an example:
public static function deleteDir($dirPath) {
if (! is_dir($dirPath)) {
throw new InvalidArgumentException("$dirPath must be a directory");
}
if (substr($dirPath, ...
Why are Subjects not recommended in .NET Reactive Extensions?
...either have 1 of 2 styles of system you need to ingrate to.
The system raises an event or a call back when a message arrives
You need to poll the system to see if there are any message to process
For option 1, easy, we just wrap it with the appropriate FromEvent method and we are done. To the Pu...
Make a div fill the height of the remaining screen space
...tely settled now.
Note: Though CSS Flexible Boxes Layout specification is at the Candidate Recommendation stage, not all browsers have implemented it. WebKit implementation must be prefixed with -webkit-; Internet Explorer implements an old version of the spec, prefixed with -ms-; Opera 12.10 im...