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How does delete[] know it's an array?
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The compiler doesn't know it's an array, it's trusting the programmer. Deleting a pointer to a single int with delete [] would result in undefined behavior. Your second main() example is unsafe, even if it doesn't immediately crash.
Th...
Proxy with express.js
To avoid same-domain AJAX issues, I want my node.js web server to forward all requests from URL /api/BLABLA to another server, for example other_domain.com:3000/BLABLA , and return to user the same thing that this remote server returned, transparently.
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What is the C# equivalent of friend? [duplicate]
.... I want one class have access to another class in the SAME assembly. What do I do ?
– Elmue
Jan 25 '14 at 2:39
3
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Root user/sudo equivalent in Cygwin?
...=runas like this:
$ cygstart --action=runas command
This will open a Windows dialogue box asking for the Admin password and run the command if the proper password is entered.
This is easily scripted, so long as ~/bin is in your path. Create a file ~/bin/sudo with the following content:
#!/usr/b...
Nodejs cannot find installed module on Windows
I am learning nodejs at the moment on Windows. Several modules are installed globally with npm.cmd, and nodejs failed to find the installed modules. Take jade for example,
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Python: List vs Dict for look up table
...zed O(1), with regard to the number of items in the data structure. If you don't need to associate values, use sets.
Memory
Both dictionaries and sets use hashing and they use much more memory than only for object storage. According to A.M. Kuchling in Beautiful Code, the implementation tries to k...
Dot character '.' in MVC Web API 2 for request such as api/people/STAFF.45287
The URL I'm trying to let work is one in the style of: http://somedomain.com/api/people/staff.33311 (just like sites as LAST.FM allow all sort of signs in their RESTFul & WebPage urls, for example " http://www.last.fm/artist/psy'aviah " is a valid url for LAST.FM).
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Are Roslyn SyntaxNodes reused?
...imilar problem to the Expression tree API , both are immutable but Roslyn does so in a quite different way:
1 Answer
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Standard Android Button with a different color
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I discovered that this can all be done in one file fairly easily. Put something like the following code in a file named custom_button.xml and then set background="@drawable/custom_button" in your button view:
<?xml version="1.0" encoding="utf-8"?>
<...
When should I create a destructor?
...tand how the garbage collector works. Destructors are really weird:
They don't run on your thread; they run on their own thread. Don't cause deadlocks!
An unhandled exception thrown from a destructor is bad news. It's on its own thread; who is going to catch it?
A destructor may be called on an ob...