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How do I install the OpenSSL libraries on Ubuntu?
... tell
apt-get to list all packages, and grep
for ssl? Or do I need to know the
"lib*-dev" naming convention?
If you're linking with -lfoo then the library is likely libfoo.so. The library itself is probably part of the libfoo package, and the headers are in the libfoo-dev package as you've ...
Can gcc output C code after preprocessing?
...in.c
main.c
#define INC 1
int myfunc(int i) {
return i + INC;
}
and now, besides the normal output main.o, the current working directory also contains the following files:
main.i is the desired prepossessed file containing:
# 1 "main.c"
# 1 "<built-in>"
# 1 "<command-line>"
# 31 ...
?: operator (the 'Elvis operator') in PHP
...
What the heck? I just find this out now, right after upgrading to PHP 7? I could have been using this for years!
– Buttle Butkus
Feb 27 '19 at 5:56
...
How do I tell Maven to use the latest version of a dependency?
...
Now I know this topic is old, but reading the question and the OP supplied answer it seems the Maven Versions Plugin might have actually been a better answer to his question:
In particular the following goals could be of use...
Command to remove all npm modules globally?
...$package; done;
EDIT: This command breaks with npm 3.3.6 (Node 5.0). I'm now using the following Bash command, which I've mapped to npm_uninstall_all in my .bashrc file:
npm uninstall `ls -1 node_modules | tr '/\n' ' '`
Added bonus? it's way faster!
https://github.com/npm/npm/issues/10187
How...
relative path in require_once doesn't work
...
There is now a troubleshooting checklist for this frequent error here : stackoverflow.com/a/36577021/2873507
– Vic Seedoubleyew
Apr 12 '16 at 15:24
...
How can I make my own base image for Docker?
...ocally and import it
cat centos6-base.tar | docker import - centos6-base
Now you can verify by running it.
docker run -i -t centos6-base cat /etc/redhat-release
The scripts from dotcloud combine first two steps together which make me confused and looks complicated in the beginning.
The docke...
Determining if a number is either a multiple of ten or within a particular set of ranges
... dense, and you might be better off just listing the options explicitly.
Now that you've given a better idea of what you are doing, I'd write the second one as:
int getRow(int num) {
return (num - 1) / 10;
}
if (getRow(num) % 2 == 0) {
}
It's the same logic, but by using the ...
HTML Input=“file” Accept Attribute File Type (CSV)
...his attribute is very old and not accepted in modern browsers as far as I know, But here is an alternative to it, Try this
<script type="text/javascript" language="javascript">
function checkfile(sender) {
var validExts = new Array(".xlsx", ".xls", ".csv");
var fileExt = sender.value;...
Change an HTML5 input's placeholder color with CSS
...ment.
CSS selectors
User agents are required to ignore a rule with an unknown selector. See Selectors Level 3:
a group of selectors containing an invalid selector is invalid.
So we need separate rules for each browser. Otherwise the whole group would be ignored by all browsers.
::-webkit...