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How can I replace a newline (\n) using sed?
...ns not to do it on the last line as there should be one final newline).
Finally the substitution replaces every newline with a space on the pattern space (which is the whole file).
Here is cross-platform compatible syntax which works with BSD and OS X's sed (as per @Benjie comment):
sed -e ':a' -...
Singletons vs. Application Context in Android?
Recalling this post enumerating several problems of using singletons
and having seen several examples of Android applications using singleton pattern, I wonder if it's a good idea to use Singletons instead of single instances shared through global application state (subclassing android.os.Applicat...
How to take MySQL database backup using MySQL Workbench?
...ontains only Create Table Statements, not Insert into Table statements for all tables
ANS:
Select Skip Table Data(no-data) option
Select Start Export Option
Q.3) Backup file(.sql) contains only Insert into Table Statements, not Create Table statements for all tables
ANS:
Select Advance O...
Git, rewrite previous commit usernames and emails
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This just made duplicates of all the commits with the email I wanted to change. Doesn't appear to rewrite history. @Olivier Verdier's solution worked for me.
– Jake Wilson
Nov 21 '17 at 16:10
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Where does PostgreSQL store the database?
...here the data directory is, use this query.
show data_directory;
To see all the run-time parameters, use
show all;
You can create tablespaces to store database objects in other parts of the filesystem. To see tablespaces, which might not be in that data directory, use this query.
SELECT * FRO...
Where can I find a list of scopes for Google's OAuth 2.0 API? [closed]
...service.
The Google OAuth2 playground, is another good source of info.
Finally if you're interested in tracking changes to the discovery documents or don't want to read all the docs, there is an interesting online implementation by Gerwin Sturm.
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How do I design a class in Python?
I've had some really awesome help on my previous questions for detecting paws and toes within a paw , but all these solutions only work for one measurement at a time.
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How to create a new (and empty!) “root” branch?
...ository. By "root" branch I mean a branch that is entirely independent of all the other branches in the repository 1 .
4 A...
How to wrap text using CSS? [duplicate]
... great! i assume that the only "problem" here, is that you have to set manually the size of the container (100px in this example)
– ymz
Dec 26 '14 at 11:09
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How would one call std::forward on all arguments in a variadic function?
...mpiler I would do this with real variadic templates. How though, would I call std::forward on the arguments?
1 Answer
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