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UINavigationBar Hide back Button Text
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81
You can implement UINavigationControllerDelegate like this:
Older Swift
func navigationContro...
Can not connect to local PostgreSQL
...uded below).
You need to check the permissions on the socket file and its directories /var and /var/pgsql_socket. Your Rails app (OSX user) must have execute (x) permissions on these directories (preferably grant everyone permissions) and the socket should have full permissions (wrx). You can use ...
How to remove folders with a certain name
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If the target directory is empty, use find, filter with only directories, filter by name, execute rmdir:
find . -type d -name a -exec rmdir {} \;
If you want to recursively delete its contents, replace -exec rmdir {} \; by -delete or -prune -exec rm -rf {} \;. Other answers include ...
Create Directory When Writing To File In Node.js
I've been tinkering with Node.js and found a little problem. I've got a script which resides in a directory called data . I want the script to write some data to a file in a subdirectory within the data subdirectory. However I am getting the following error:
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Scoping in Python 'for' loops
...:
>>> [x**2 for x in range(10)]
[0, 1, 4, 9, 16, 25, 36, 49, 64, 81]
>>> x
9
But, the same does not apply to Python 3.
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Simple conversion between java.util.Date and XMLGregorianCalendar
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81
From XMLGregorianCalendar to java.util.Date you can simply do:
java.util.Date dt = xmlGregoria...
Expand Python Search Path to Other Source
...is:
Set the environment variable PYTHONPATH to a colon-separated list of directories to search for imported modules.
In your program, use sys.path.append('/path/to/search') to add the names of directories you want Python to search for imported modules. sys.path is just the list of directories Pyth...
Excluding directory when creating a .tar.gz file
I have a /public_html/ folder, in that folder there's a /tmp/ folder that has like 70gb of files I don't really need.
1...
SVN undo delete before commit
...nd resolves any conflicted states. However, it does not restore removed directories.
– LaC
Nov 24 '09 at 16:03
1
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Go install fails with error: no install location for directory xxx outside GOPATH
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You'll want to have 3 directories inside your chosen GOPATH directory.
GOPATH
/bin
/src
/someProgram
program.go
/someLibrary
library.go
/pkg
Then you'll run go install from inside either someProgram ...