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proguard hell - can't find referenced class
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You should include this in your Proguard config:
-dontskipnonpubliclibraryclasses
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Postgresql - change the size of a varchar column to lower length
...a short string (up to 126 bytes) is 1 byte
plus the actual string, which includes the space padding in the case
of character. Longer strings have 4 bytes of overhead instead of 1.
Long strings are compressed by the system automatically, so the
physical requirement on disk might be less. Very...
How can I get the list of files in a directory using C or C++?
...re is an excellent answer from Shreevardhan below with this source code:
#include <string>
#include <iostream>
#include <filesystem>
namespace fs = std::filesystem;
int main()
{
std::string path = "/path/to/directory";
for (const auto & entry : fs::directory_iterator(...
Where to put include statements, header or source?
Should I put the includes in the header file or the source file? If the header file contains the include statements, then if I include that header file in my source, then will my source file have all of the included files that were in my header? Or should I just include them in my source file only?
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Getting the client's timezone offset in JavaScript
...plit[split.length - 1];
This will give you "GMT-0400 (EST)" for example, including the timezone minutes when applicable.
Alternatively, with regex you can extract any desired part:
For "GMT-0400 (EDT)" :
new Date().toString().match(/([A-Z]+[\+-][0-9]+.*)/)[1]
For "GMT-0400" :
new Date().toS...
Git push error: Unable to unlink old (Permission denied)
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Should Gemfile.lock be included in .gitignore?
...git update-index --no-assume-unchanged Gemfile.lock
It is also useful to include something like the following code in your Gemfile. This loads the appropriate database adapter gem, based on your database.yml.
# Loads the database adapter gem based on config/database.yml (Default: mysql2)
# ------...
NGINX to reverse proxy websockets AND enable SSL (wss://)?
...If possible, save your old NGINX config files so you can re-use them (that includes your init.d/nginx script)
yum install pcre pcre-devel openssl openssl-devel and any other necessary libs for building NGINX
Get the nginx_tcp_proxy_module from GitHub here https://github.com/yaoweibin/nginx_tcp_proxy...
How to extract text from a PDF? [closed]
...rnation is a library. That one can probably do everything Budda006 wanted, including positional information about every element on the page. Oh, and it can also extract images. It recombines images which are fragmented into pieces.
pdflib.com also offers another incarnation of this technology, the ...
Is Task.Result the same as .GetAwaiter.GetResult()?
...wait in the transitive closure of all methods called by the blocking code, including all third- and second-party code. Using ConfigureAwait(false) to avoid deadlock is at best just a hack). ... the better solution is “Don’t block on async code”." - blog.stephencleary.com/2012/07/dont-block-on-...