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Cookies vs. sessions
... this visit only then sessions is the way to go.
Sessions are stored in a file your php server will generate. To remember which file is for which user, php will also set a cookie on the user's browser that holds this session file id so in their next visit php will read this file and reload the ses...
What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
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The Gemfile is where you specify which gems you want to use, and lets you specify which versions.
The Gemfile.lock file is where Bundler records the exact versions that were installed. This way, when the same library/project is loa...
In Python, how do I read the exif data for an image?
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You can also use the ExifRead module:
import exifread
# Open image file for reading (binary mode)
f = open(path_name, 'rb')
# Return Exif tags
tags = exifread.process_file(f)
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impro...
mysql error 1364 Field doesn't have a default values
...SQL mode defined in the
%PROGRAMDATA%\MySQL\MySQL Server 5.6\my.ini
file. Removing that setting and restarting MySQL should fix the problem.
See https://www.farbeyondcode.com/Solution-for-MariaDB-Field--xxx--doesn-t-have-a-default-value-5-2720.html
If editing that file doesn't fix the issue...
What happens to global and static variables in a shared library when it is dynamically linked?
...they are not visible outside the translation unit (which becomes an object file) in which they are defined. So, that settles that issue.
Where it gets complicated is when you have extern global variables. Here, Windows and Unix-like systems are completely different.
In the case of Windows (.exe an...
Lists in ConfigParser
The typical ConfigParser generated file looks like:
15 Answers
15
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How can I echo HTML in PHP?
...ey are only available if enabled with short_open_tag php.ini configuration file directive, or if PHP was configured with the --enable-short-tags option. They are available, regardless of settings from 5.4 onwards.
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Why can't I save CSS changes in Firebug? [closed]
...re, that is, being able to save edited CSS properties back to the original file (on my local development machine). Unfortunately after searching a lot and not finding anything that suits my needs (OK, there's CSS Updater but you have to register and it's a paid extension...) I gave up on Firefox + F...
Find CRLF in Notepad++
...work.
You can manually copy the EOL and paste it into the field for Unix files (LF-only).
Simple search (Ctrl+F), Search Mode = Extended
The "Extended" option shows \n and \r as characters that could be matched.
As with the Normal search mode, Notepad++ is looking for the exact char...
How can I convert this foreach code to Parallel.ForEach?
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string[] lines = File.ReadAllLines(txtProxyListPath.Text);
List<string> list_lines = new List<string>(lines);
Parallel.ForEach(list_lines, line =>
{
//Your stuff
});
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