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how to change default python version?
...meworks/Python.framework/Versions/3.2/bin/
$ ls -l
total 384
lrwxr-xr-x 1 root admin 8 Apr 28 15:51 2to3@ -> 2to3-3.2
-rwxrwxr-x 1 root admin 140 Feb 20 11:14 2to3-3.2*
lrwxr-xr-x 1 root admin 7 Apr 28 15:51 idle3@ -> idle3.2
-rwxrwxr-x 1 root admin 138 Feb 20 11:14 idl...
How to check if running as root in a bash script
I'm writing a script that requires root level permissions, and I want to make it so that if the script is not run as root, it simply echoes "Please run as root." and exits.
...
When NOT to use Cassandra?
...ase of RDBMS, making a choice is quite easy because all the databases like MySQL, Oracle, MS SQL, PostgreSQL in this category offer almost the same kind of solutions oriented toward ACID properties. When it comes to NoSQL, the decision becomes difficult because every NoSQL database offers different ...
In JPA 2, using a CriteriaQuery, how to count results
...
Mind you that the qb.count is done over the Root<MyEntity> of your query (Root<MyEntity> myEntity = cq.from(MyEntity.class)) and this is often already in your normal select code and when you forget you end up with a join to self.
– gke...
What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL JOIN? [duplicate]
...rence between INNER JOIN , LEFT JOIN , RIGHT JOIN and FULL JOIN
in MySQL ?
3 Answers
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Determine if running on a rooted device
...has a certain piece of functionality that will only work on a device where root is available. Rather than having this feature fail when it is used (and then show an appropriate error message to the user), I'd prefer an ability to silently check if root is available first, and if not,hide the respect...
Python - Get path of root project structure
I've got a python project with a configuration file in the project root.
The configuration file needs to be accessed in a few different files throughout the project.
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Edit the root commit in Git?
...t you have a clean working tree, you can do the following.
# checkout the root commit
git checkout <sha1-of-root>
# amend the commit
git commit --amend
# rebase all the other commits in master onto the amended root
git rebase --onto HEAD HEAD master
...
Insert a commit before the root commit in Git?
...s empty commit
We’ll put the new empty commit on a temporary branch newroot for convenience.
1. Create a new empty commit
There is a number of ways you can do this.
Using just plumbing
The cleanest approach is to use Git’s plumbing to just create a commit directly, which avoids touching th...
What database does Google use?
Is it Oracle or MySQL or something they have built themselves?
8 Answers
8
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