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Show Image View from file path?
I need to show an image by using the file name only, not from the resource id.
13 Answers
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Scheduling R Script
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Actually under Windows you do not even have to create a batch file first to use the Scheduler.
Open the scheduler: START -> All Programs -> Accesories -> System Tools -> Scheduler
Create a new Task
under tab Action, create a new action
choose Start Program
browse to Rscr...
Search for executable files using find command
...xecutable predicate in GNU find. In particular, -executable tests that the file can be executed by the current user, while -perm +111 just tests if any execute permissions are set.
Older versions of GNU find also support the -perm +111 syntax, but as of 4.5.12 this syntax is no longer supported. In...
Dynamically select data frame columns using $ and a character value
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Had similar problem due to some CSV files that had various names for the same column.
This was the solution:
I wrote a function to return the first valid column name in a list, then used that...
# Return the string name of the first name in names that is a co...
How to reload .bash_profile from the command line?
I can get the shell to recognize changes to .bash_profile by exiting and logging back in but I would like to be able to do it on demand.
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How to structure a express.js application?
Is there a common convention for breaking up and modularizing the app.js file in an Express.js application? Or is it common to keep everything in a single file?
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How can you integrate a custom file browser/uploader with CKEditor?
...entation is less than clear - what's the correct way to integrate a custom file browser/uploader with CKEditor? (v3 - not FCKEditor)
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Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
8 Answers
8
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SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/
...m rubygems latest
For non RVM users
Find path for certificate:
cert_file=$(ruby -ropenssl -e 'puts OpenSSL::X509::DEFAULT_CERT_FILE')
Generate certificate:
security find-certificate -a -p /Library/Keychains/System.keychain > "$cert_file"
security find-certificate -a -p /System/Library/K...
Mongoimport of json file
I have a json file consisting of about 2000 records. Each record which will correspond to a document in the mongo database is formatted as follows:
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