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How to copy in bash all directory and files recursive?
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What happens when there's insufficient memory to throw an OutOfMemoryError?
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The JVM never really runs out of memory. It does memory computation of the heap stack in advance.
The Structure of the JVM, Chapter 3, section 3.5.2 states:
If Java virtual machine stacks can be dynamically expanded, and expansion is...
ExecutorService, how to wait for all tasks to finish
What is the simplest way to to wait for all tasks of ExecutorService to finish? My task is primarily computational, so I just want to run a large number of jobs - one on each core. Right now my setup looks like this:
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How to rollback a specific migration?
...nt to go back.
For example:
rake db:rollback STEP=5
Will also rollback all the migration that happened later (4, 3, 2 and also 1).
To roll back all migrations back to (and including) a target migration, use: (This corrected command was added AFTER all the comments pointing out the error in the ...
release Selenium chromedriver.exe from memory
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If you use the DriverService interface, hold onto the service until you're done with the driver, and call DriverService.stop() as well. For me, the driver.quit() wasn't enough because I was using DriverService as well.
– Ki...
How to get share counts using graph API
.../json/urlinfo/data?url=%%URL%%
StumbleUpon:
http://www.stumbleupon.com/services/1.01/badge.getinfo?url=%%URL%%
Pinterest:
http://widgets.pinterest.com/v1/urls/count.json?source=6&url=%%URL%%
Edit:
Removed the Twitter endpoint, since that one has been deprecated.
Edit:
Facebook REST A...
How do I use vim registers?
...on Windows (or from "mouse highlight" clipboard on Linux)
"*p
To access all currently defined registers type
:reg
share
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Gunicorn worker timeout error
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And then I suddenly realised I was limitting my resource too low for the service inside my compose file. This is the thing slowed down the application in my case
deploy:
replicas: 5
resources:
limits:
cpus: "0.1"
memory: 50M
restart_policy:
condition: on-failure
So I s...
Sorting Python list based on the length of the string
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def lensort(list_1):
list_2=[];list_3=[]
for i in list_1:
list_2.append([i,len(i)])
list_2.sort(key = lambda x : x[1])
for i in list_2:
list_3.append(i[0])
return list_3
This works for me!
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List all commits (across all branches) for a given file
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