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Is there a way to change the environment variables of another process in Unix?
...t one process can change another's environment variables (assuming they're all being run by the same user)? A general solution would be best, but if not, what about the specific case where one is a child of the other?
...
What Vim command(s) can be used to quote/unquote words?
...tes.
Change single quotes to double quotes
va':s/\%V'\%V/"/g
va' - Visually select the quoted word and the quotes.
:s/ - Start a replacement.
\%V'\%V - Only match single quotes that are within the visually selected region.
/"/g - Replace them all with double quotes.
...
How do I install from a local cache with pip?
I install a lot of the same packages in different virtualenv environments. Is there a way that I can download a package once and then have pip install from a local cache?
...
Rerender view on browser resize with React
...lobals window */
import React, { useState, useEffect } from 'react'
import _debounce from 'lodash.debounce'
const Example = () => {
const [width, setWidth] = useState(window.innerWidth)
useEffect(() => {
const handleResize = _debounce(() => setWidth(window.innerWidth), 100)
w...
How to generate a random int in C?
...
Note: Don't use rand() for security. If you need a cryptographically secure number, see this answer instead.
#include <time.h>
#include <stdlib.h>
srand(time(NULL)); // Initialization, should only be called once.
int r = rand(); // Returns a pseudo-random integer bet...
Disable sorting for a particular column in jQuery DataTables
...nType" : "bootstrap",
"oLanguage" : {
"sLengthMenu" : "_MENU_ records per page"
},
// Disable sorting on the first column
"aoColumnDefs" : [ {
'bSortable' : false,
'aTargets' : [ 0 ]
} ]
});
});
EDIT:
You can disable ...
Developing C# on Linux
... is runnable on top of .Net framework. So as long as it is possible to install .Net framework in OS it can run the application. You got to aware of the version though ;)
– Shiham
Jun 26 '12 at 8:32
...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...
Put servlet class in a package
First of all, put the servlet class in a Java package. You should always put publicly reuseable Java classes in a package, otherwise they are invisible to classes which are in a package, such as the server itself. This way you elimini...
How to detect if JavaScript is disabled?
...gt; to unhide (no reflow there if JS enabled). Surprisingly, this works in all modern browsers, and even in IE6
– Piskvor left the building
Jul 16 '10 at 14:31
...
Tools to get a pictorial function call graph of code [closed]
...e which has many source files of C code. Although I can see the functions called from a function in MS VS2005 using the Object browser, and in MSVC 6.0 also, this only shows functions called from a particular function in a non-graphical kind of display. Additionally, it does not show the function ca...