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How can I clear scrollback buffer in Tmux?
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This same question has been plaguing me for quite some time. Here's the best I've come up with. Put this into your .tmux.conf file:
bind -n C-k clear-history
This binds ctrl-k to the tmux clear-history command. The -n after bind makes it so you don't have to issue the tmux command prefix (ct...
Using 'starts with' selector on individual class names
...e DOM and evaluate the class attribute. It would be marginally faster (at best) because it would not have to substring the class attribute. Negligible.
– Josh Stodola
Feb 1 '10 at 16:58
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Reading a huge .csv file
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Although Martijin's answer is prob best. Here is a more intuitive way to process large csv files for beginners. This allows you to process groups of rows, or chunks, at a time.
import pandas as pd
chunksize = 10 ** 8
for chunk in pd.read_csv(filename, chunks...
How to change the background color of a UIButton while it's highlighted?
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Option two is the best that I have found so far. I guess, however, that storyboards do have their advantages in this case!
– Jack Solomon
Apr 11 '14 at 0:27
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How do I POST urlencoded form data with $http without jQuery?
...cific answer I was looking for. I wish the poster would select this as the best answer.
– Marty Chang
May 1 '16 at 4:08
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show 3 more commen...
Understanding Spring @Autowired usage
... you have to do other configurations to have Spring up and running and the best way to do that, is to follow a tutorial ground up.
Once you have your Spring configured probably, you can do the following in your Spring servlet context xml file for Example 1 above to work (please replace the package ...
Get environment variable value in Dockerfile
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Best answer here, and based on that, was able to do: envsubst < ./Dockerfile | docker build -squash -t ${DOCKIMG}:${VERSION} . -f - where the FROM line is using the environment variable.
– mikequentel...
How do I extract a sub-hash from a hash?
...g hash but also return removed (not kept) entries. The Hash#except! suits best the example given in the question:
x = {a: 1, b: 2, c: 3, d: 4}
# => {:a=>1, :b=>2, :c=>3, :d=>4}
x.except!(:c, :d)
# => {:a=>1, :b=>2}
x
# => {:a=>1, :b=>2}
ActiveSupport does not r...
What is the correct way to check for string equality in JavaScript?
...object
of type String.
typeof str // string
typeof obj // object
So the best way to check for equality is using the === operator because it checks value as well as type of both operands.
If you want to check for equality between two objects then using String.prototype.valueOf is the correct way....
How to set specific java version to Maven
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The best answer, ! Thanks. This explains a clear situation where we want to run Maven and the project under compilation with two different java runtimes/framework.
– Soundararajan
May 26 '17...