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How to use arguments from previous command?
... the previous commands (arg 0). Similarly Alt-- then repeating Alt-. would allow you to step through the previous next-to-last arguments.
If there is no appropriate argument on a particular line in history, the bell will be rung.
If there is a particular combination you use frequently, you can def...
What are the differences between virtual memory and physical memory?
...e (in case of other implementations of virtual memory, we maybe shouldn't call it the "page table"). The page table is in physical memory as well - often in kernel-reserved spaces that user programs cannot write over.
Virtual memory is typically larger than physical memory - there wouldn't be much ...
Visual Studio Expand/Collapse keyboard shortcuts [duplicate]
...code file open, I can press CTRL + M or CTRL + M + O to collapse all code blocks, regions, namespaces, etc.
7 Ans...
jQuery/Javascript function to clear all the fields of a form [duplicate]
I am looking for a jQuery function that will clear all the fields of a form after having submitted the form.
11 Answers
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SQL/mysql - Select distinct/UNIQUE but return all columns?
...m trying to accomplish the following sql statement but I want it to return all columns is this possible? Something like:
18...
How to delete a folder and all contents using a bat file in windows?
I want to delete a folder with all files and subfolders using a bat file.
3 Answers
3...
Is there a Python Library that contains a list of all the ascii characters?
...>> string.ascii_uppercase
'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
If you want all printable characters:
>>> string.printable
'0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+,-./:;?@[\\]^_`{|}~ \t\n\r\x0b\x0c'
...
Combining Multiple Commits Into One Prior To Push
...its at once. Many times, you may want to break your work down into a few small, logical commits, but only push them up once you feel like the whole series is ready. Or you might be making several commits locally while disconnected, and you push them all once you're connected again. There's no reason...
How do you delete all text above a certain line
How do you delete all text above a certain line. For deletion below a line I use "d shift g"
5 Answers
...
detach all packages while working in R
...*) is not necessary but can be useful to prevent the NULL reply from vertically spamming the R window.
(edit: 9/20/2019) In version 3.6.1
It may be helpful to convert loaded only names(sessionInfo()$loadedOnly) to explicitly attached packages first, and then detach the packages, as so.
lapply(names(...