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Passing command line arguments to R CMD BATCH

... R CMD BATCH my_script.R from a terminal to execute an R script. I am now at the point where I would like to pass an argument to the command, but am having some issues getting it working. If I do R CMD BATCH my_script.R blabla then blabla becomes the output file, rather than being interpre...
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How to find out the MySQL root password

... thanks to @thusharaK I could reset the root password without knowing the old password. On ubuntu I did the following: sudo service mysql stop sudo mysqld_safe --skip-grant-tables --skip-syslog --skip-networking Then run mysql in a new terminal: mysql -u root And run the following...
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Tests not running in Test Explorer

...fine. All tests are running, all tests are showing the right test outcome. Now a coworker told me, that the tests are not running on his machine using the Visual Studio test explorer. They are not working either on my machine, so i can exclude some local missing files or something. ...
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What is the difference between a generative and a discriminative algorithm?

... Thanks for the paper. The author is now professor at Stanford and has wonderful resources at stanford.edu/class/cs229/materials.html – unj2 May 18 '09 at 23:08 ...
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What is output buffering?

...processes the HTML. All the fancy stuff we can do with PHP strings, we can now do with our whole HTML page as one variable. If you've ever encountered the message "Warning: Cannot modify header information - headers already sent by (output)" while setting cookies, you'll be happy to know that output...
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Disable password authentication for SSH [closed]

...n yes to ChallengeResponseAuthentication no PasswordAuthentication no Now generate the RSA key: ssh-keygen -t rsa -P '' -f ~/.ssh/id_rsa (For me an RSA key worked. A DSA key did not work.) A private key will be generated in ~/.ssh/id_rsa along with ~/.ssh/id_rsa.pub (public key). Now move ...
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What values should I use for CFBundleVersion and CFBundleShortVersionString?

... Similar to what Phil says above, nowadays, if you resubmit a failed (not approved by App Store) build, it looks like you need to bump the CFBundleVersion on each submission now, so likely these numbers will diverge unless you're always perfect, or you don't ...
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POSTing a @OneToMany sub-resource association in Spring Data REST

... } } Depatment Entity will not contain any mappping for forign key...so now when you will try the POST request for adding Employee with Department in single json request then it will be added.... share | ...
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Factors in R: more than an annoyance?

...ns that are factors using gdata require(gdata) drop.levels(dataframe) I know that it is straightforward to recode levels of a factor and to rejig the labels and there are also wonderful ways to reorder the levels. My brain just cannot remember them and I have to relearn it every time I use it. Rec...
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Javascript web app and Java server, build all in Maven or use Grunt for web app?

...gest problem with both of these is that they are mostly Rhino based (WRO4J now has some Node support) and Rhino is dog slow compared to Node based tools. You also have to consider that the JavaScript tooling is rapidly maturing so you should be looking for tools that can move quickly. WRO4J - Supp...