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What can be the reasons of connection refused errors?
...ect to the ip/port to test connectivity. This removes any potential issues from your application.
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What exactly is a C pointer if not a memory address?
...their addresses in pointers to them. Instead you can number your variables from 1 to whatever and store that number in the pointer. That is perfectly legal per the language standard so long as the implementation knows how to transform those numbers into addresses and how to do pointer arithmetic wit...
How expensive is RTTI?
I understand that there is a resource hit from using RTTI, but how big is it? Everywhere I've looked just says that "RTTI is expensive," but none of them actually give any benchmarks or quantitative data reguarding memory, processor time, or speed.
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How to call function from another file in go language?
I want to call function from another file in go lang, can any one help?
4 Answers
4
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Best way to simulate “group by” from bash?
... which you can then pipe to "sort -nr" to have sorted in descending order, from highest to lowest count. ie sort ip_addresses | uniq -c | sort -nr
– Brad Parks
Mar 11 '14 at 11:45
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Parsing HTML using Python
...ontainer' contained within the body tag, Or something similar.
try:
from BeautifulSoup import BeautifulSoup
except ImportError:
from bs4 import BeautifulSoup
html = #the HTML code you've written above
parsed_html = BeautifulSoup(html)
print(parsed_html.body.find('div', attrs={'class':'con...
How to get the current working directory in Java?
...getProperty("user.dir"));
}
}
This will print a complete absolute path from where your application was initialized.
From the documentation:
java.io package resolve relative pathnames using current user directory. The current directory is represented as system property, that is, user.dir and ...
Equivalent to 'app.config' for a library (DLL)
...ame.dll.config, otherwise the below code won't work properly.
Now to read from this file have such function:
string GetAppSetting(Configuration config, string key)
{
KeyValueConfigurationElement element = config.AppSettings.Settings[key];
if (element != null)
{
string value = e...
Find region from within an EC2 instance
Is there a way to look up the region of an instance from within the instance?
28 Answers
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Capturing console output from a .NET application (C#)
How do I invoke a console application from my .NET application and capture all the output generated in the console?
8 Answ...