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Upgrade python in a virtualenv
...r anyone who has customized their virtualenvs postactivate, predeactivate, etc, this is not a desirable option because all that is lost and has to be manually readded.
– dpwrussell
Apr 18 '16 at 17:26
...
What do I need to read to understand how git works? [closed]
...stored, how are versions kept and how do changes happen (branches, merges, etc.)?
15 Answers
...
Repair all tables in one go
...E CONTINUE HANDLER FOR SQLSTATE '02000' SET endloop=1;
OPEN rCursor;
FETCH rCursor INTO tableName;
WHILE endloop = 0 DO
SET @sql = CONCAT("REPAIR TABLE `", tableName, "`");
PREPARE statement FROM @sql;
EXECUTE statement;
FETCH rCursor INTO tableName;
END WHILE;
CLOSE rC...
Why use #ifndef CLASS_H and #define CLASS_H in .h file but not in .cpp?
...u see this in .h file:
#ifndef FILE_H
#define FILE_H
/* ... Declarations etc here ... */
#endif
This is a preprocessor technique of preventing a header file from being included multiple times, which can be problematic for various reasons. During compilation of your project, each .cpp file (usu...
What requirement was the tuple designed to solve?
... make:
class MArguments
{
public int Foo { get; private set; }
... etc
unless MArguments had some other meaning in the business logic.
The concept of "group together a bunch of otherwise unrelated data in some structure that is more lightweight than a class" is useful in many, many places...
How to compare 2 files fast using .NET?
...equal and avoid further byte-2-byte comparison ? As far as I know MD5/SHA1 etc collisions are really unlikely...
– digEmAll
Nov 25 '14 at 10:37
...
Why do access tokens expire?
...s compared to Authorization Servers (lower SSL/TLS config, less hardening, etc.). Authorization Servers on the other hand are usually considered as critical Security infrastructure and are subject to more severe hardening.
Access Tokens may show up in HTTP traces, logs, etc. that are collected legit...
What is a method group in C#?
...erloads (plus any extension methods): ToString(), ToString(string format), etc - hence ToString by itself is a "method group".
It can usually convert a method group to a (typed) delegate by using overload resolution - but not to a string etc; it doesn't make sense.
Once you add parentheses, again;...
What are file descriptors, explained in simple terms?
...e directly with the kernel, using system calls to read(), write(), close() etc. the handle you use is a file descriptor.
There is a layer of abstraction overlaid on the system calls, which is the stdio interface. This provides more functionality/features than the basic system calls do. For this int...
How to replace plain URLs with links?
...rsing URLs: international domain names, actual (.museum) vs. nonexistent (.etc) TLDs, weird punctuation including parentheses, punctuation at the end of the URL, IPV6 hostnames etc.
I've looked at a ton of libraries, and there are a few worth using despite some downsides:
Soapbox's linkify has se...