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Javascript: How to check if a string is empty? [duplicate]
I know this is really basic, but I am new to javascript and can't find an answer anywhere.
5 Answers
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Fixed page header overlaps in-page anchors
...ight as the padding-top value.
<h1><a class="anchor" name="barlink">Bar</a></h1>
And then simply the css:
.anchor { padding-top: 90px; }
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Difference between rake db:migrate db:reset and db:schema:load
The difference between rake db:migrate and rake db:reset is pretty clear in my head. The thing which I don't understand is how rake db:schema:load different from the former two.
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Save current directory in variable using Bash?
What I'm trying to do is find the current working directory and save it into a variable, so that I can run export PATH=$PATH:currentdir+somethingelse . I'm not entirely sure if they have a variable that contains cwd by default.
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How do you grep a file and get the next 5 lines
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Chris SeymourChris Seymour
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Create a table without a header in Markdown
Is it possible to create a table without a header in Markdown?
11 Answers
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What is the difference between visibility:hidden and display:none?
...located for it between the other tags.
visibility:hidden means that unlike display:none, the tag is not visible, but space is allocated for it on the page. The tag is rendered, it just isn't seen on the page.
For example:
test | <span style="[style-tag-value]">Appropriate style in this ta...
Can you use a trailing comma in a JSON object?
...t or array. For example, code to output from an array of strings might look like (in a C++ like pseudocode):
19 Answers
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New Array from Index Range Swift
How can I do something like this? Take the first n elements from an array:
5 Answers
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RVM is not a function, selecting rubies with 'rvm use …' will not work
...le
Select Edit -> Profile Preferences
Select tab: Title and Command
Check box 'Run command as a login shell'
Restart terminal
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