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JSON.stringify output to div in pretty print way
... pre tells the browser engine that the content inside is pre-formatted and it can be displayed without any modification. So browser will not remove white spaces, new lines etc. code is for making it more semantic and denotes that the content inside is a code snippet. It has nothing to ...
Is there a way to make R beep/play a sound at the end of a script?
...omething is finished. Is there a way to invoke a beep (like a system beep) or get R to play a sound or notify growl via some code at the end of my script?
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Can someone explain in simple terms to me what a directed acyclic graph is?
...lex terminology (if we're asking this question, we might not know graph theory... or even need to know). My variant would be something like "bar-hopping where you can never go to the same bar twice". Although the family-tree example from another answer is probably conceptually simpler, especially ...
MySql - Way to update portion of a string?
I'm looking for a way to update just a portion of a string via MySQL query.
4 Answers
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how to solve “ruby installation is missing psych” error?
...tall libyaml
and
rvm reinstall ruby-1.9.3-p125
solved the problem.
For people using Ubuntu, make sure that libtool is installed prior to the steps above:
sudo apt-get install libtool
For macOS users (with homebrew):
rm -rf /usr/local/lib/ruby/gems/ && brew reinstall ruby
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The shortest possible output from git log containing author and date
How can I show a git log output with (at least) this information:
13 Answers
13
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Why should I use tags vs. release/beta branches for versioning?
I've been using git for about a year and would like to use tagging to, well, tag commits at different versions. I've found lots of info on the commands to use to work with tags, but what I'd like to know is why use tagging at all if I can just create a new branch called 1.1.0 and not have to cloud...
How to export plots from matplotlib with transparent background?
I am using matplotlib to make some graphs and unfortunately I cannot export them without the white background.
2 Answers
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How to check if multiple array keys exists
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If you only have 2 keys to check (like in the original question), it's probably easy enough to just call array_key_exists() twice to check if the keys exists.
if (array_key_exists("story", $arr) && array_key_exists("message", $arr)) {
// Both keys exist.
}
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How to stop text from taking up more than 1 line?
Is there a word-wrap or any other attribute that stops text from wrapping? I have a height, and overflow:hidden , and the text still breaks.
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