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Why should the “PIMPL” idiom be used? [duplicate]
...remains.
The example code should be distributed across two sets of source files. Then only Cat.h is the file that is shipped with the product.
CatImpl.h is included by Cat.cpp and CatImpl.cpp contains the implementation for CatImpl::Purr(). This won't be visible to the public using your product.
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AWS Difference between a snapshot and AMI
...o create new volumes of the EBS snapshot if you just wanted to look at the files on it without running a new instance.
– Eric Hammond
Jul 15 '13 at 22:39
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How to extract text from a PDF? [closed]
...
I was given a 400 page pdf file with a table of data that I had to import - luckily no images. Ghostscript worked for me:
gswin64c -sDEVICE=txtwrite -o output.txt input.pdf
The output file was split into pages with headers, etc., but it was then eas...
How to create SBT project with IntelliJ Idea?
...in the IDE using Settings -> Plugins dialog. Afterwards one can just do File -> New Project -> Scala -> SBT based. IntelliJ will generate basic build.sbt, download necessary dependencies and open project.
SBT Plugin
Sbt plugin that generate an idea project based on the sbt files can b...
Sleeping in a batch file
When writing a batch file to automate something on a Windows box, I've needed to pause its execution for several seconds (usually in a test/wait loop, waiting for a process to start). At the time, the best solution I could find uses ping (I kid you not) to achieve the desired effect. I've found a be...
Can you change what a symlink points to after it is created?
...wxrwxrwx 1 pascal pascal 7 2009-09-23 17:12 test -> .bashrc
$ ln -s .profile test
ln: creating symbolic link `test': File exists
$ ln -s -f .profile test
$ ls -al test
lrwxrwxrwx 1 pascal pascal 8 2009-09-23 17:12 test -> .profile
EDIT: As the OP pointed out in a comment, using the --force o...
Maven2: Missing artifact but jars are in place
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I encountered similar issue. The missing artifacts (jar files) exists in ~/.m2 directory and somehow eclipse is unable to find it.
For example:
Missing artifact org.jdom:jdom:jar:1.1:compile
I looked through this directory ~/.m2/repository/org/jdom/jdom/1.1 and I noticed there ...
How do I convert a PDF document to a preview image in PHP? [closed]
...s etc. would be required to render a portion of a PDF document to an image file?
10 Answers
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How to run multiple Python versions on Windows
... the %PATH% environment variable, checking for an executable, either batch file (.bat), command file (.cmd) or some other executable to run (this is controlled by the PATHEXT environment variable), that matches the name given. When it finds the correct file to run the file is being run.
Now, if you...
Custom domain for GitHub project pages
...ch on your repo):
From your project repo, gh-pages branch. Create a CNAME file with the contents yourdomain.com. Commit then push.
In your DNS manager, setup two cname records. One for the root apex (@) and one for www. Both point to YOURusername.github.io. If your DNS provider does NOT support A...