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Remove empty elements from an array in Javascript
...d on what you consider to be "empty" for example, if you were dealing with strings, the above function wouldn't remove elements that are an empty string.
One typical pattern that I see often used is to remove elements that are falsy, which include an empty string "", 0, NaN, null, undefined, and fa...
How to set HttpResponse timeout for Android in Java
...wer to include a manual DNS lookup with a custom timeout:
//Our objective
String sURL = "http://www.google.com/";
int DNSTimeout = 1000;
int HTTPTimeout = 2000;
//Get the IP of the Host
URL url= null;
try {
url = ResolveHostIP(sURL,DNSTimeout);
} catch (MalformedURLException e) {
Log.d("I...
ASP.NET MVC partial views: input name prefixes
... helper class by this :
using System.Web.Mvc.Html
public static MvcHtmlString PartialFor<TModel, TProperty>(this HtmlHelper<TModel> helper, System.Linq.Expressions.Expression<Func<TModel, TProperty>> expression, string partialViewName)
{
string name = Expressi...
How to get the directory of the currently running file?
...e recommended way of doing this is with os.Executable:
func Executable() (string, error)
Executable returns the path name for the executable that started the current process. There is no guarantee that the path is still pointing to the correct executable. If a symlink was used to start the process,...
How do I execute a command and get the output of the command within C++ using POSIX?
...stream>
#include <memory>
#include <stdexcept>
#include <string>
#include <array>
std::string exec(const char* cmd) {
std::array<char, 128> buffer;
std::string result;
std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose);
...
How do I get a file extension in PHP?
... my pathinfo is disabled then short way to extract extension string ?
– khizar ansari
Aug 10 '12 at 18:20
19
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what is the difference between a portlet and a servlet?
... effect from normal servets (See Struts + Tiles for an example of how) the extra bit from the portlets is that the portlets are in a richer environment provided by the Portal, extra APIs are provided so that what is displayed by any portlet can be configured by individual users to their preferences,...
Why doesn't Internet Explorer 11 honour conditional comments even when emulating Internet Explorer 8
...r 11 with Internet Explorer 8 compatibility mode turned on contains the string 'MSIE 8.0', so:
(PHP example)
if (strpos($_SERVER['HTTP_USER_AGENT'],'MSIE 8.0') !== false) {
$head[] = sprintf('<link rel="stylesheet" href="ie8.css" />');
}
...
bash assign default value
...riable without needing to reassign
# colons suppress attempting to run the string
unset EGGS
: ${EGGS=spam}
echo 1 $EGGS # 1 spam
unset EGGS
: ${EGGS:=spam}
echo 2 $EGGS # 2 spam
EGGS=
: ${EGGS=spam}
echo 3 $EGGS # 3 (set, but blank -> leaves alone)
EGGS=
: ${EGGS:=spam}
echo ...
Regex: ignore case sensitivity
...ld look for the i flag. Nearly all regex engines support it:
/G[a-b].*/i
string.match("G[a-b].*", "i")
Check the documentation for your language/platform/tool to find how the matching modes are specified.
If you want only part of the regex to be case insensitive (as my original answer presumed)...