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How to fix the uninitialized constant Rake::DSL problem on Heroku?
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Thank you. That fixed my problems and I didn't know what was going on. (Using the rails installer on windows and deploying to heroku, as a complete beginner.)
– Jack V.
Jun 14 '11 at 22:46
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ImportError: No module named pip
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I am having python2 and 3 on the same machine but for now I wanted to use Python3. Hence I had to modify the comment above to sudo python3 -m pip install matplotlib (I had to do this via sudo, otherwise some folder permission didnt work). (edited the answer correspondingly)
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UICollectionView spacing margins
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Now overriding the sectionInset method of subclassed UICollectionViewFlowLayout also has no effect. Setting property described below works.
– Dren
Apr 29 '15 at 15:37
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Should it be “Arrange-Assert-Act-Assert”?
...tly find myself adding a counter-assertion that precedes Act. This way I know that the passing assertion is really passing as the result of the action.
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How to run only one local test class on Gradle
... over all classes even all those not being run, which is too slow. Don't know if that slowness is due to our env or if it would impact others. Can update if finding more.
– arntg
Jan 30 '19 at 17:21
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Many-to-many relationship with the same model in rails?
...column names are non-standard as well (not post_id), to prevent conflict.
Now in your model, you simply need to tell Rails about these couple of non-standard things. It will look as follows:
class Post < ActiveRecord::Base
has_and_belongs_to_many(:posts,
:join_table => "post_connection...
MacOSX homebrew mysql root password
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launchctl unload -w ~/Library/LaunchAgents/homebrew.mxcl.mysql.plist
Now start mysql by hand skipping the grant tables and networking
$(brew --prefix mysql)/bin/mysqld_safe --skip-grant-tables --skip-networking
Note that if when you run echo $(brew --prefix mysql) and it does not respond as...
Exception messages in English?
... many times when I simply dumped localized exception messages into Google, now it's not available anymore.
– Martin Braun
May 18 at 13:52
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Auto-size dynamic text to fill fixed size container
... should be parentheses around the "||" subexpression. The way it's written now, the font size minimum is only checked when the width is too large, not the height.
– Pointy
Mar 7 '11 at 16:06
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How do I set a variable to the output of a command in Bash?
...myDate '2000-01-01'
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myDate "$(ps ho lstart 1)" boottime
myDate now now ; read utm idl </proc/uptime
myBc "$now-$boottime" uptime
printf "%s\n" ${utm%%.*} $uptime
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42134906
ps --tty pts/20 fw
PID TTY STAT TIME COMMAND
29019 pts/20 Ss 0:00 bash
30944 pt...