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Fast way of finding lines in one file that are not in another?
...ffer, such as -i to ignore case, or various whitespace options (-E, -b, -v etc) for less strict matching.
Explanation
The options --new-line-format, --old-line-format and --unchanged-line-format let you control the way diff formats the differences, similar to printf format specifiers. These opt...
Are there any standard exit status codes in Linux?
...tus 2 when called incorrectly (unknown options, wrong number of arguments, etc.) For example, diff -N, grep -Y or diff a b c will all result in $? being set to 2. This is and has been the practice since the early days of Unix in the 1970s.
The accepted answer explains what happens when a command i...
How to get the groups of a user in Active Directory? (c#, asp.net)
...far did not include well-known identifiers such as Everyone, Domain Users, etc... The code you provided is literarily instant and includes all sids, yes only the sids but that's what I need, including the well-known and custom ones!
– Thierry
Sep 14 '18 at 8:53...
Why does Pycharm's inspector complain about “d = {}”?
...d starting with d = { 'aaa': f1(something) } then d = f2(d) then d = f3(d) etc... Or alternatively d['bbb'] = f2(d), d['ccc'] = f3(d) ...?
– mac
Aug 10 '16 at 21:15
...
What is the difference between a thread and a fiber?
...eralization and may not always hold true depending on OS/threading package/etc.). This means that for threads, data integrity is a big issue because one thread may be stopped in the middle of updating a chunk of data, leaving the integrity of the data in a bad or incomplete state. This also means th...
Why do you program in assembly? [closed]
...CPU architecture and optimization. For example, things you know about the fetching mechanism, caching, etc. This is supposed to be transparent to the developer, but the fact is that it is not, that's why compiler writers can optimize.
Certain hardware level accesses are only possible/practical via a...
Get local IP address
... won't work if you use stuff like vm virtual box, genymotion, etc.
– PauLEffect
Oct 6 '14 at 3:03
5
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Upload files with HTTPWebrequest (multipart/form-data)
...r Error 500. There are some problems with \r\n badly positioned and spaces etc. Applied the refactoring with memory stream, writing directly to the request stream. Here is the result:
public static void HttpUploadFile(string url, string file, string paramName, string contentType, NameValueColle...
MySQL复制的概述、安装、故障、技巧、工具 - 数据库(内核) - 清泛网 - 专注...
...户作为复制账号。
然后设置主服务器配置文件（缺省：/etc/my.cnf）：
[mysqld]
server_id = 100
log_bin = mysql-bin
log_bin_index = mysql-bin.index
sync_binlog = 1
innodb_flush_log_at_trx_commit = 1
innodb_support_xa = 1
注：一定要保证主从服务器各自的s...
Eventual consistency in plain English
...r about eventual consistency in different speeches about NoSQL, data grids etc.
It seems that definition of eventual consistency varies in many sources (and maybe even depends on a concrete data storage).
...