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How to get JS variable to retain value after page refresh? [duplicate]
...abstracts the ability to save any data type (like object literals, arrays, etc.).
References:
Browser Storage - https://developer.mozilla.org/en-US/docs/Web/Guide/API/DOM/Storage
localStorage - https://developer.mozilla.org/en-US/docs/DOM/Storage#localStorage
JSON - https://developer.mozilla.or...
Excel Date to String conversion
...string using string functions (MID, LEFT, RIGHT, LEN, CONCATENATE (&), etc.)
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How to copy a file from one directory to another using PHP?
...iles to be copied to, to activate some function like delete, update, views etc.
you can use something like this... I used this code in one of the complex project which I am currently busy on. i just build it myself because all answers i got on the internet was giving me an error.
$dirPath1 = ...
Git commit in terminal opens VIM, but can't get back to terminal
...n your terminal, where myFavoriteEdior can be vi, gedit, subl(for sublime) etc.
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Values of disabled inputs will not be submitted
...example, some user agents "gray out" disabled menu items, button
labels, etc.
In this example, the INPUT element is disabled. Therefore, it cannot
receive user input nor will its value be submitted with the form.
<INPUT disabled name="fred" value="stone">
Note. The only way to ...
how to get android screen size programmatically, once and for all?
...better measurement unit than centimeter because all the buttons ,textviews etc.. are measured in this unit. That what I use normally
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Difference between array_push() and $array[] =
...available at hand, unless it severely cripples readability, compatibility, etc (or if you need to obey certain style guides).
– Chris Kraszewski
Jul 10 '17 at 12:28
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How do I convert a PDF document to a preview image in PHP? [closed]
What libraries, extensions etc. would be required to render a portion of a PDF document to an image file?
10 Answers
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Replacing NULL with 0 in a SQL server query
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If you are using Presto, AWS Athena etc, there is no ISNULL() function. Instead, use:
SELECT COALESCE(myColumn, 0 ) FROM myTable
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Bundler: Command not found
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$PATH
=> zsh: /Users/myself/.rbenv/shims:/Users/myself/.rbenv/bin: ... etc
but it was expecting it to be installed for myself - not for root. In my case, its rightful installation place is in ~/.rbenv/versions/1.9.3-p194/lib/ruby/gems/1.9.1/gems/bundler
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