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How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?
...s10.1 -E utf8
run pg_upgrade (note: change bin version if you're upgrading from something other than below):
pg_upgrade -v \
-d /usr/local/var/postgres \
-D /usr/local/var/postgres10.1 \
-b /usr/local/Cellar/postgresql/9.6.5/bin/ \
-B /usr/local/Cellar/postgresql/10.1/bin/
-v to e...
Android Left to Right slide animation
...ndroid"
android:shareInterpolator="false">
<translate android:fromXDelta="-100%" android:toXDelta="0%"
android:fromYDelta="0%" android:toYDelta="0%"
android:duration="700"/>
</set>
This is for right to left animation:
<set xmlns:android="http://s...
The command rbenv install is missing
...
The install command is not embedded into rbenv, it comes from the ruby-build plugin. You can install it using the command:
git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build
On Mac OS X you can install it through homebrew:
brew install ruby-bui...
How do I rename all files to lowercase?
...
If you're comfortable with the terminal:
Open Terminal.app, type cd and then drag and drop the Folder containing the files to be renamed into the window.
To confirm you're in the correct directory, type ls and hit enter.
Paste this code and hit enter:
for f in *; do mv "$f" "$f.tmp"; mv "$f....
Meaning of Choreographer messages in Logcat [duplicate]
...ou will still skip 30 frames (naughty!) but you won't be warned about it.
From the 3 steps involved its clear that it isn't only animations that can trigger the warning: Invalidating a significant portion of a large View hierarchy or a View with a complicated onDraw method might be enough.
For exa...
How do I convert a double into a string in C++?
...y:
std::string str = boost::lexical_cast<std::string>(dbl);
The Standard C++ way:
std::ostringstream strs;
strs << dbl;
std::string str = strs.str();
Note: Don't forget #include <sstream>
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How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
...ogle.com/chrome/devtools/docs/elements.html says it supports XPath or CSS selectors, but when I tried, didn't seem to work for me.
...
Getting list of parameter names inside python function [duplicate]
...0 branched off of 2.6. The only version with features that were backported from 3 is 2.7.
– ArtOfWarfare
Jan 19 '16 at 1:28
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How are ssl certificates verified?
...nt (the browser) and the browser gets the certificate's issuer information from that certificate, then uses that to contact the issuerer, and somehow compares certificates for validity.
...
pg_config executable not found
...try also installing libpq-dev
sudo apt-get install libpq-dev python-dev
From the article: How to install psycopg2 under virtualenv
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