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How to kill all processes matching a name?
... Awesome - Ubuntu 18.04.1 LTS
– Salathiel Genèse
Oct 23 '18 at 9:23
For case-insensitive matches use -i, like...
实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...
...truncate，不能使用delete，因为delete需要查询，要用到索引读写，并且delete还会写数据库log耗费磁盘IO，存储空间也没有释放。truncate和drop是操作数据库删除数据比较好的做法。由于有两个表作为数据插入表，使用数据库表的自增id...
Case insensitive searching in Oracle
...===============================================================--
SELECT /*csv*/ *
FROM tab1
WHERE name = 'jOHN' ;
-- no rows selected
SELECT /*csv*/ *
FROM tab1
WHERE name COLLATE BINARY_CI = 'jOHN' ;
/*
"I","NAME"
1,"John"
*/
SELECT /*csv*/ *
FROM tab1
WHERE name LIKE 'j%';
-- no rows selected
...
jquery: $(window).scrollTop() but no $(window).scrollBottom()
...his is what i was looking for... Thank you!
– ℛɑƒæĿᴿᴹᴿ
Nov 20 '17 at 13:20
add a comment
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Fastest way to flatten / un-flatten nested JSON objects
...
3 ½ Years later...
For my own project I wanted to flatten JSON objects in mongoDB dot notation and came up with a simple solution:
/**
* Recursively flattens a JSON object using dot notation.
*
* NOTE: input must be an ob...
Listview Scroll to the end of the list after updating the list
... answered Dec 27 '11 at 9:43
WärtingWärting
8811010 silver badges1414 bronze badges
...
Python str vs unicode types
... control at the code-point level. For example you can do:
>>> 'àèìòù'
'\xc3\xa0\xc3\xa8\xc3\xac\xc3\xb2\xc3\xb9'
>>> print 'àèìòù'.replace('\xa8', '')
à�ìòù
What before was valid UTF-8, isn't anymore. Using a unicode string you cannot operate in such a way that t...
SSH configuration: override the default username [closed]
...xample.org and just get rid of the HostName line.
– Lèse majesté
Jun 14 '17 at 5:21
add a c...
Copying files into the application folder at compile time
... answered Dec 8 '18 at 16:12
Ehsäɳ KhʌɳEhsäɳ Khʌɳ
3111 bronze badge
...
Convert Pandas column containing NaNs to dtype `int`
I read data from a .csv file to a Pandas dataframe as below. For one of the columns, namely id , I want to specify the column type as int . The problem is the id series has missing/empty values.
...