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C++ convert hex string to signed integer
... Buchanan, as far as sticking to C++ goes, I liked yours, but I have a few mods:
template <typename ElemT>
struct HexTo {
ElemT value;
operator ElemT() const {return value;}
friend std::istream& operator>>(std::istream& in, HexTo& out) {
in >> std::...
How to include package data with setuptools/distribute?
...e up with is to include both package_data and MANIFEST.in in order to accommodate both bdist and sdist.
– Wesley Baugh
Mar 5 '13 at 0:41
7
...
How do I read any request header in PHP
...Value = $_SERVER['HTTP_XXXXXX_XXXX'];
ELSE IF: you run PHP as an Apache module or, as of PHP 5.4, using FastCGI (simple method):
apache_request_headers()
<?php
$headers = apache_request_headers();
foreach ($headers as $header => $value) {
echo "$header: $value <br />\n";
}
E...
转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...perl5/site_perl/5.8.5/i386-linux-thread-multi/auto/Cyrus/IMAP/IMAP.so' for module Cyrus::IMAP: /usr/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi/auto/Cyrus/IMAP/IMAP.so: undefined symbol: db_version at /usr/lib/perl5/5.8.5/i386-linux-thread-multi/DynaLoader.pm line 230.
at /usr/lib/perl5/sit...
How do I retrieve an HTML element's actual width and height?
... Beware! offsetHeight/offsetWidth can return 0 if you've done certain DOM modifications to the element recently. You may have to call this code in a setTimeout call after you've modified the element.
– Dan Fabulich
Jan 19 '10 at 5:59
...
How to get a reference to a module inside the module itself?
How can I get a reference to a module from within that module? Also, how can I get a reference to the package containing that module?
...
How to determine the memory footprint (size) of a variable?
...bian1
sudo pecl install memprof
echo "extension=memprof.so" > /etc/php5/mods-available/memprof.ini
sudo php5enmod memprof
service apache2 restart
And then in my code:
<?php
memprof_enable();
// do your stuff
memprof_dump_callgrind(fopen("/tmp/callgrind.out", "w"));
Finally open the callgrind...
How do I parse command line arguments in Java?
...ost's original author and it's your lib) a horrible horrible abuse of your moderation powers. Flagging this to other mods.
– Alexander Malakhov
Apr 8 '19 at 11:30
...
Can I install Python windows packages into virtualenvs?
...
On Windows 7, 64 bit, with 64 bit Python had to modify regpath to regpath = "SOFTWARE\\Wow6432Node\\Python\\Pythoncore\\%s\\" % (version)
– Oleksiy
May 25 '14 at 5:59
...
What is a good Hash Function?
...achieves better dispersion (and thus fewer collisions) than a simple prime mod like you mentioned, and it's more adaptable to varying input sizes.
If you're using the hashes to hide and authenticate public information (such as hashing a password, or a document), then you should use one of the major...