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Get hostname of current request in node.js Express
...rs.host is provided by the user. I can craft a request in 1 line of python and send you a request without that field making your code crash
– arboreal84
Jul 28 '16 at 18:31
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getApplication() vs. getApplicationContext()
...istered in the Manifest, you should never call getApplicationContext() and cast it to your application, because it may not be the application instance (which you obviously experienced with the test framework).
Why does getApplicationContext() exist in the first place ?
getApplication() is only ava...
Best way to read a large file into a byte array in C#?
...
I would make sure to wrap the long to int cast with the checked construct like this: checked((int)fs.Length)
– tzup
Jun 20 '14 at 9:09
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Android Min SDK Version vs. Target SDK Version
When it comes to developing applications for Android, what is the difference between Min and Target SDK version? Eclipse won't let me create a new project unless Min and Target versions are the same!
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How do I check if a string contains another string in Swift?
... other two involve explicitly using an NSString and the final one involves casting the String to an NSString
By bridging, you'd get:
var string = "hello Swift"
if string.bridgeToObjectiveC().containsString("Swift") {
println("YES")
}
By explicitly typing the string as an NSString, you'd get:...
Pretty-print C++ STL containers
...har *postfix;
};
// Defines the delimiter values for a specific container and character type
template<typename T, typename TChar>
struct delimiters
{
static const delimiters_values<TChar> values;
};
// Default delimiters
template<typename T> struct delimiters<T, char> ...
Argparse optional positional arguments?
...arguments:
dir
optional arguments:
-h, --help show this help message and exit
-v
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Using IPython notebooks under version control
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Here is my solution with git. It allows you to just add and commit (and diff) as usual: those operations will not alter your working tree, and at the same time (re)running a notebook will not alter your git history.
Although this can probably be adapted to other VCSs, I know it d...
NPM global install “cannot find module”
.../opt/bin/node
[root@uberneek ~]# echo $NODE_PATH
My NODE_PATH was empty, and running npm install --global --verbose promised-io showed that it was installing into /opt/lib/node_modules/promised-io:
[root@uberneek ~]# npm install --global --verbose promised-io
npm info it worked if it ends with ok...
Mac OS X Terminal: Map option+delete to “backward delete word”
...o box has only "forward delete" but no "delete". My keyboard on the other hand has only "delete" and no "forward delete"!
8...