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TimeSpan ToString format
...after I was lucky enough to notice this after having assumed it would show all hours. I'm saying this because I don't know if there is a better solution, like another hour format that can display endless hours.
I do however think this format is doing its intended functionality. You just have to be ...
Why does ConcurrentHashMap prevent null keys and values?
...oncurrentHashMap himself (Doug Lea):
The main reason that nulls aren't allowed in ConcurrentMaps
(ConcurrentHashMaps, ConcurrentSkipListMaps) is that ambiguities that
may be just barely tolerable in non-concurrent maps can't be
accommodated. The main one is that if map.get(key) returns nul...
Can I use mstest.exe without installing Visual Studio?
...se mstest.exe to run my unit test on build server, but I don't want to install Visual Studio on the build server. Can I just install MSTest without Visual Studio?
...
How does variable assignment work in JavaScript?
..., will modify the object that a points to. This, of course, also modifies all other references that point to this object simply because they all point to the same object.
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Converting an integer to a string in PHP
...
// Explicit cast
$items = (string)$var; // $items === "5";
// Function call
$items = strval($var); // $items === "5";
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scp with port number specified
...nstead of the lowercase p:
scp -P 80 ... # Use port 80 to bypass the firewall, instead of the scp default
The lowercase p switch is used with scp for the preservation of times and modes.
Here is an excerpt from scp's man page with all of the details concerning the two switches, as well as an exp...
How to give border to any element using css without adding border-width to the whole width of elemen
... Noted: outline doesn't define sides, so this works only if all sides are styled.
– Screenack
Mar 25 '13 at 1:02
1
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Is it possible to install another version of Python to Virtualenv?
I have a shared account in a web-hosting that has Python 2.4 installed, but my code is not compatible with 2.4. Is it possible to install Python 2.6 directly to Virtualenv?
...
ExecutorService that interrupts tasks after a timeout
...s.newScheduledThreadPool(2);
final Future handler = executor.submit(new Callable(){ ... });
executor.schedule(new Runnable(){
public void run(){
handler.cancel();
}
}, 10000, TimeUnit.MILLISECONDS);
This will execute your handler (main functionality to be interrupted) ...
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,
...