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Why are preprocessor macros evil and what are the alternatives?
... actually know what is going on.
Replacement: Use enum or const T
For "function-like" macros, because the debugger works on a "per source line where you are" level, your macro will act like a single statement, no matter if it's one statement or a hundred. Makes it hard to figure out what is goin...
What is the maximum amount of RAM an app can use?
...rtions of available RAM are good enough for cache in my case (1% and 3%).
Fun fact: Android does not have any APIs or other hacks to get the amount of memory allocated to your app, it's calculated on the fly based on various factors.
P.S. I'm using a static class field to hold a cache but as per...
Batch script: how to check for admin rights
...
They've probably patched it yes. It was fun while it lasted.
– script'n'code
Apr 23 '17 at 16:01
Is there a good reason to use upper case for SQL keywords? [closed]
...ited Oct 17 '14 at 16:09
hichris123
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answered Nov 16 '08 at 8:22
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How do I use itertools.groupby()?
... edited Jul 29 at 20:57
Seanny123
5,70277 gold badges4949 silver badges100100 bronze badges
answered Aug 10 '08 at 18:45
...
How do you use “git --bare init” repository?
... them to git and create the first commit.
> cd /path/to/work
> echo 123 > afile.txt
> git add .
> git config --local user.name adelphus
> git config --local user.email adelphus@example.com
> git commit -m "added afile"
[master (root-commit) 614ab02] added afile
1 file changed,...
Get __name__ of calling function's module in Python
...
123
Check out the inspect module:
inspect.stack() will return the stack information.
Inside a fu...
What does flushing the buffer mean?
...
123
Consider writing to a file. This is an expensive operation. If in your code you write one byte...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...
SYS_USER_LANG = en_US
语言选项，可改作：
SYS_USER_LANG = zh_CN
SYS_MAILDIR_BASE = /home/domains
此处即为您在前文所设置的用户邮件的存放目录，可改作：
SYS_MAILDIR_BASE = /var/mailbox
SYS_MYSQL_USER = db_user
SYS_MYSQL_PASS = db_pass
以上两...
How to read a text file reversely with iterator in C#
... /// <summary>
/// Takes an encoding (defaulting to UTF-8) and a function which produces a seekable stream
/// (or a filename for convenience) and yields lines from the end of the stream backwards.
/// Only single byte encodings, and UTF-8 and Unicode, are supported. The stream
...