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How to see top processes sorted by actual memory usage?
...he first place, despite being requested).
But, since RES will count e.g. /lib/libc.so.6 memory once for nearly every process, it isn't exactly an awesome measure of how much memory a process is using. The SHR column reports how much memory is shared with other processes, but there is no guarantee t...
Why use non-member begin and end functions in C++11?
...
Consider the case when you have library that contain class:
class SpecialArray;
it has 2 methods:
int SpecialArray::arraySize();
int SpecialArray::valueAt(int);
to iterate over it's values you need to inherit from this class and define begin() and end...
Getting java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory exception
...
http://commons.apache.org/logging/download_logging.cgi
and copy to your lib folder, will resolve your issue.
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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 - App Invent...
...蓝牙硬件是孤立存在的，我们无法查看手机App向它发送的什么数据，也无法让它往手机App发送数据，这时我们就需要用到串口工具。什么是串口工具？串口工具一般是一款电脑上的软件，配合UART线，可以与硬件进行双向数据传...
Is it possible to change the location of packages for NuGet?
...d nuget.config would look like this: <settings><repositoryPath>lib</repositoryPath></settings>
– Lee Harold
Jul 9 '11 at 2:53
5
...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...数的人眼里，php是专为web而生，做wep app是一流的快速好用，并极易简单和容易上手，做起web所需的各项功能可能是分分钟搞定，然后做socket了？可能就觉得不屑一顾了，好像是不务正业，用了自己的短板去做不擅长的事情。其...
Check if Python Package is installed
...mething like this:
Python 3.3+ use sys.modules and find_spec:
import importlib.util
import sys
# For illustrative purposes.
name = 'itertools'
if name in sys.modules:
print(f"{name!r} already in sys.modules")
elif (spec := importlib.util.find_spec(name)) is not None:
# If you choose to per...
Is it possible to apply CSS to half of a character?
...en;
color: #f00;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<p>Single Characters:</p>
<span class="halfStyle" data-content="X">X</span>
<span class="halfStyle" data-content="Y">Y</span>
<...
Send email using the GMail SMTP server from a PHP page
...
// Pear Mail Library
require_once "Mail.php";
$from = '<fromaddress@gmail.com>';
$to = '<toaddress@yahoo.com>';
$subject = 'Hi!';
$body = "Hi,\n\nHow are you?";
$headers = array(
'From' => $from,
'To' => $to,
...
How do you parse and process HTML/XML in PHP?
...ince they come bundled with PHP, are usually faster than all the 3rd party libs and give me all the control I need over the markup.
DOM
The DOM extension allows you to operate on XML documents through the DOM API with PHP 5. It is an implementation of the W3C's Document Object Model Core Level ...