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Copy files from one directory into an existing directory
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I really like this syntax, but for some reason it doesn't work with mv. Does anyone know why?
– Martin von Wittich
Sep 16 '13 at 11:18
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The identity used to sign the executable is no longer valid
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i had to delete all certificates/profiles manually and also refresh everything on the Apple developer portal and download them again, but it worked.
– benka
Oct 30 '13 at 15:36
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Is it OK to use == on enums in Java?
... it is to put the functionality within the enum itself, so you could just call roundingMode.round(someValue). This gets to the heart of Java enums - they're object-oriented enums, unlike the "named values" found elsewhere.
EDIT: The spec isn't very clear, but section 8.9 states:
The body of an ...
HashMap to return default value for non-found keys?
Is it possible to have a HashMap return a default value for all keys that are not found in the set?
14 Answers
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The developers of this app have not set up this app properly for Facebook Login?
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the problem was you have to set
Do you want to make this app and all its live features available to the general public?
set status and review to ON and problem solved
enjoy coding
share
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Remove a fixed prefix/suffix from a string in Bash
... argument list, and
There are no spaces in $prefix and $suffix
It's generally good practice to quote a string on the command line because even if it contains spaces it will be presented to the command as a single argument. We quote $prefix and $suffix for the same reason: each edit command to sed ...
In SQL, what's the difference between count(column) and count(*)?
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Just curious: if you have a row with all NULLs, would count(*) still count it, or is just count(column) for all columns?
– Joel Coehoorn
Sep 12 '08 at 15:29
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Difference between a user and a schema in Oracle?
...Tom
You should consider a schema to be the user account and collection of all objects therein
as a schema for all intents and purposes.
SCOTT is a schema that includes the EMP, DEPT and BONUS tables with various grants, and
other stuff.
SYS is a schema that includes tons of tables, views, grant...
git reset --hard HEAD leaves untracked files behind
...rking copy.
If you need to reset the whole repository to master including all git submodules, run this script:
git reset --hard HEAD
git clean -f -d
git checkout master
git fetch origin master
git reset --hard origin/master
git pull
git submodule update
git submodule update --init --recursive
git ...
Is there anything like inotify on Windows?
...365261(VS.85).aspx
On OSX, the relevant api is the fsevents api.
They're all subtly different from one another, and they all have questionable reliability in edge cases. In general, you can't depend on these apis for a complete view of all changes 100% of the time. Most people using file system mo...