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Eclipse says: “Workspace in use or cannot be created, chose a different one.” How do I unlock a work
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Just delete the .lock file in the .metadata directory in your eclipse workspace directory.
Precaution - If you delete the .metadata folder all preference will be deleted.
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What is the reason for a red exclamation mark next to my project in Eclipse?
...ject then it mostly means the target value specified in project.properties file cannot be found. This can also be caused because of other kinds of built problems. But it is shown mostly for built problems only. See here for more details. It is about built error decorater seen in eclipse.
An extract...
What is Android keystore file, and what is it used for?
...t particularly I am interested in it's use for Android. What is a keystore file, and what is it used for?
4 Answers
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git + LaTeX workflow
...rk computer and my laptop, and I work on them both. I need to keep all the files synchronized between the two computers, and also would like to keep a revision history. I chose git as my DVCS, and I'm hosting my repository on my server. I'm also using Kile + Okular to do the editing. Kile doesn't ha...
Where does Android emulator store SQLite database?
...tores data in a SQLite database. My question is, where does this database file get stored on the filesystem when you're using an emulator?
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How can I read command line parameters from an R script?
...is everything you need. Here's a minimal reproducible example.
I made two files: exmpl.bat and exmpl.R.
exmpl.bat:
set R_Script="C:\Program Files\R-3.0.2\bin\RScript.exe"
%R_Script% exmpl.R 2010-01-28 example 100 > exmpl.batch 2>&1
Alternatively, using Rterm.exe:
set R_TERM="C:\Prog...
Set cache-control for entire S3 bucket automatically (using bucket policies?)
...et cache-control headers for an entire s3 bucket, both existing and future files and was hoping to do it in a bucket policy.
I know I can edit the existing ones and I know how to specify them on put if I upload them myself but unfortunately the app that uploads them cannot set the headers as it use...
How do I disable directory browsing?
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Create an .htaccess file containing the following line:
Options -Indexes
That is one option. Another option is editing your apache configuration file.
In order to do so, you first need to open it with the command:
vim /etc/httpd/conf/httpd....
Why is reading lines from stdin much slower in C++ than Python?
...ystem calls, which are typically relatively expensive. However, since the FILE* based stdio and iostreams often have separate implementations and therefore separate buffers, this could lead to a problem if both were used together. For example:
int myvalue1;
cin >> myvalue1;
int myvalue2;
sca...
Permanently add a directory to PYTHONPATH?
...o that in a startup script appropriate to whatever shell you're using (.profile or whatever, depending on your favorite shell) with a command which, again, depends on the shell in question; in Windows, you can do it through the system GUI for the purpose.
superuser.com may be a better place to ask ...