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How do I kill all the processes in Mysql “show processlist”?
...store in a variable
Just run in your command prompt
> out1=$(mysql -B test -uroot -proot --disable-column-names -e "select concat('KILL ',id,';') from information_schema.processlist where user='root' and time > 200;")
> out2= $(mysql -B test -uroot -proot --disable-column-names -e "$ou...
How do I modify the URL without reloading the page?
... May not work on file:/// for safety reasons, e.g. Firefox 30. Test on localhost with python -m SimpleHTTPServer.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jul 9 '14 at 16:05
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Detecting an “invalid date” Date instance in JavaScript
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This test would fail in Chrome. For example, Date.parse('AAA-0001') in Chrome gives me a number.
– Nick
Jun 17 '19 at 4:28
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Check if an element is present in an array [duplicate]
...e().getTime();
for(var i = 0; i < 10000000; i++)
{
if(array.includes("test") === true){ result++; }
}
console.log(new Date().getTime() - start);
~ 1050 ms, indexOf
var array = [0,1,2,3,4,5,6,7,8,9];
var result = 0;
var start = new Date().getTime();
for(var i = 0; i < 10000000; i++)
{
...
How to merge YAML arrays?
..."$SSH_KNOWN_HOSTS" > ~/.ssh/known_hosts
- chmod 644 ~/.ssh/known_hosts
test:
image: python:3.7.3
stage: test
script:
- *pip_git
- pip install -q -r requirements_test.txt
- python -m unittest discover tests
use the same `*pip_git` on e.g. build image...
wher...
What is Dependency Injection and Inversion of Control in Spring Framework?
...ed i.e., each class is independent of each other so that everything can be tested individually. But when using those classes, a class may be dependent on other classes which need to be instantiated first.
So, we tell spring that class A is dependent on class B. So, when creating bean(like class) f...
Statistics: combinations in Python
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return int( reduce(mul, (Fraction(n-i, i+1) for i in range(k)), 1) )
Test - printing Pascal's triangle:
>>> for n in range(17):
... print ' '.join('%5d'%nCk(n,k) for k in range(n+1)).center(100)
...
1 ...
T-SQL: Deleting all duplicate rows but keeping one [duplicate]
...up identifier and "baz" is some sort of time stamp. In order to keep the latest, you'd do ORDER BY baz desc)
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viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
...The -isMovingFromParentViewController method mentioned below allows you to test if the view is being popped explicitly.
– grahamparks
Oct 1 '13 at 11:20
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How to list the size of each file and directory and sort by descending size in Bash?
...sdf.2000.gz
2,5M xyz.PT.gz
136K xyz.6000.gz
116K xyz.6000p.gz
88K test.4000.gz
76K test.4000p.gz
44K test.2000.gz
8,0K desc.common.tcl
8,0K wer.2000p.gz
8,0K wer.2000.gz
4,0K ttree.3
Explanation
du displays "disk usage"
h is for "human readable" (both, in sort and in du)
max...