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How to append contents of multiple files into one file
...is there a newline as the first character in file 1.txt? You can find out by using od -c, and seeing if the first character is a \n.
– radical7
Aug 2 '13 at 0:04
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Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...e "ObjectId", "Min key", "UUID" or "MD5" (I think these types are required by MongoDB). These types are not compatible with JSON. That means some type information can be lost when you convert objects from BSON to JSON, but of course only when these special types are in the BSON source. It can be a d...
What is the 'cls' variable used for in Python classes?
...lass method. Check this reference for further details.
EDIT: As clarified by Adrien, it's a convention. You can actually use anything but cls and self are used (PEP8).
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Nested or Inner Class in PHP
...B needs access to
members of A that would otherwise be declared private. By hiding class
B within class A, A's members can be declared private and B can access
them. In addition, B itself can be hidden from the outside world.
Nested classes can lead to more readable and maintainable code.
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What is your preferred style for naming variables in R? [closed]
... ESS is pretty widely used you won't see many underscores in code authored by ESS users (and that set includes a bunch of R Core as well as CRAN authors, excptions like Hadley notwithstanding);
dots are evil too because they can get mixed up in simple method dispatch; I believe I once read comments ...
Update statement with inner join on Oracle
...SET t.OLD = t.NEW
It depends if the inline view is considered updateable by Oracle
( To be updatable for the second statement depends on some rules listed
here ).
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How can I load an object into a variable name that I specify from an R data file?
...ondingly, save and restore all object's attributes, including ones created by an application (via attr)? I tried to use this approach instead of save and load, trying to find a workaround for my problem. Howver, it doesn't seem to be the case, unless I'm doing something wrong: stackoverflow.com/ques...
How To Auto-Format / Indent XML/HTML in Notepad++
...ace below files from xml tools which you downloaded in the npp root folder by copy replace
Go To ..\Plugins subfolder and place below downloaded file
Restart and enjoy!!!
Ctrl + Alt + Shft + B to format.
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Immutable vs Unmodifiable collection
.... It just makes sure that the collection itself cannot be altered (and not by wrapping, but by copying). The objects which are present in the collection can still be altered, and no guarantee is given on those.
– Hiery Nomus
Jan 17 '12 at 9:44
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Cookies vs. sessions
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sessions expiration can be set by any application easily. 3rd point is wrong. Plus you forgot the amount of data that can be stored in cookie vs session. That's a more significant point
– saran3h
Apr 11 '18 at 8:15
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