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Removing list of vms in vagrant cache
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You should use the following command to remove invalid entries from the global index:
vagrant global-status --prune
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How to declare and add items to an array in Python?
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Arrays (called list in python) use the [] notation. {} is for dict (also called hash tables, associated arrays, etc in other languages) so you won't have 'append' for a dict.
If you actually want an array (list), use:
array = []
a...
Running Command Line in Java [duplicate]
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To avoid the called process to be blocked if it outputs a lot of data on the standard output and/or error, you have to use the solution provided by Craigo. Note also that ProcessBuilder is better than Runtime.getRuntime().exec(). This is ...
What are good uses for Python3's “Function Annotations”
...you assign special warnings to methods, and gives you indications when you call them that you should read their documentation (E.g., imagine you have a method that must not be invoked with a negative value, but it's not intuitive from the name). With annotations, I could technicall write something l...
Why can't I inherit static classes?
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thanks for sharing that static classes get automatically compiled as sealed classes - I was wondering how/when that happened!
– Mark
Sep 21 '11 at 19:54
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Using semicolon (;) vs plus (+) with exec in find
...mmand line length. If the command exceeds this length, the command will be called multiple times.
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browser sessionStorage. share between tabs?
...ary over localStorage and sessionStorage to simplify this. So now you just call storageManager.saveSyncedSessionData('data', 'key'); or storageManager.savePermanentData('data', 'key');, etc based on what you need. The full code is here: ebenmonney.com/blog/…
– adentum
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How do I display a text file content in CMD?
...elp. Please explain how the windows version of more can be used to automatically see newly arriving lines in a text file. That would make your answer more directly relate to OPs question, i.e. demonstrate the "tail -f"-compatibility OP wants.
– Yunnosch
Jun 5 '...
Which is better, return value or out parameter?
...very rare exception to this rule.)
Aside from anything else, it stops the caller from having to declare the variable separately:
int foo;
GetValue(out foo);
vs
int foo = GetValue();
Out values also prevent method chaining like this:
Console.WriteLine(GetValue().ToString("g"));
(Indeed, tha...
Comparison between Corona, Phonegap, Titanium
...olocation, Accelerometer Camera, Contacts, Database, File system, etc. Basically any function that the mobile phone SDK provides can be "bridged" to the javascript world. On the other hand, a normal web app that runs on the mobile web browser does not have access to most of these functions (security...