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Is there a replacement for unistd.h for Windows (Visual C)?
...rosoft's <io.h>
* Other headers included by <unistd.h> may be selectively processed;
* __UNISTD_H_SOURCED__ enables such selective processing.
*/
#define __UNISTD_H_SOURCED__ 1
#include <io.h>
#include <process.h>
#include <getopt.h>
/* These are defined in stdio.h...
How can I auto-elevate my batch file, so that it requests from UAC administrator rights if required?
...ILE 1>NUL 2>NUL & IF ERRORLEVEL 1 (ECHO You must right-click and select &
ECHO "RUN AS ADMINISTRATOR" to run this batch. Exiting... & ECHO. &
PAUSE & EXIT /D)
REM ... proceed here with admin rights ...
This way, the user has to right-click and select "Run as administ...
HTML5: Slider with two inputs possible?
...s it possible to make a HTML5 slider with two input values, for example to select a price range? If so, how can it be done?
...
Representing and solving a maze given an image
...otoshop in Image -> Adjustments -> Threshold.
Make sure threshold is selected right. Use the Magic Wand Tool with 0 tolerance, point sample, contiguous, no anti-aliasing. Check that edges at which selection breaks are not false edges introduced by wrong threshold. In fact, all interior points ...
How can I handle time zones in my webapp?
...ssume that timezone.
Should the device switch timezones, add a dropdown to select which timezone the event is in, defaulting to the device's own timezone.
Add an option to show/hide this timezone dropdown manually.
Always store timestamps in UTC.
...
What are the differences between delegates and events?
...custom user control that shows the properties of that person. When someone selects a person in the drop-down the labels in the user control update to show the properties of the person selected.
Here is how that works. We have three files that help us put this together:
Mediator.cs -- static cla...
Design patterns or best practices for shell scripts [closed]
...NCNAME"
return 1
fi
local name=`$p_Table__mysql_exec "SELECT name FROM table WHERE id = '$id'"`
if test $? != 0 ; then
EXCEPTION=$Table__MySqlException
EXCEPTION_MSG="unable to perform select"
EXCEPTION_FUNC="$FUNCNAME"
return 1
fi
...
How to change the style of the title attribute inside an anchor tag?
...n, requiring only the css attr expression, generated content and attribute selectors (which suggests that it works as far back as IE8):
a[title]:hover:after {
content: attr(title);
position: absolute;
}
Source: https://jsfiddle.net/z42r2vv0/2/
update w/ input from @ViROscar: please note tha...
When should I really use noexcept?
...not happen at the level of generating machine code by the compiler, but by selecting the most effective algorithm: as others mentioned, you do this selection using function std::move_if_noexcept. For instance, the growth of std::vector (e.g., when we call reserve) must provide a strong exception-saf...
Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
...
grep
Select-String cmdlet and -match operator work with regexes. Also you can directly make use of .NET's regex support for more advanced functionality.
sort
Sort-Object is more powerful (than I remember *nix's sort). Allowi...