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Meaning of $? (dollar question mark) in shell scripts
...ile non-zero values are mapped to various reason for failure.
Hence when scripting; I tend to use the following syntax
if [ $? -eq 0 ]; then
# do something
else
# do something else
fi
The comparison is to be done on equals to 0 or not equals 0.
** Update Based on the comment: Ideally, you sh...
What is the benefit of using $() instead of backticks in shell scripts?
...tions on the contents of the embedded command and cannot handle some valid scripts that include backquotes, while the newer $() form can process any kind of valid embedded script.
For example, these otherwise valid embedded scripts do not work in the left column, but do work on the rightIEEE:
echo...
Error in SQL script: Only one statement is allowed per batch
I have 4 sql scripts that I want to run in a DACPAC in PostDeployment, but when I try to build the VS project for 3 of them I get this error:
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Chrome Dev Tools - Modify javascript and reload
Is it possible to modify the JavaScript of a page and then reload the page without reloading the modified JavaScript file (and thus losing modifications)?
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Passing arguments with spaces between (bash) script
I've got the following bash two scripts
1 Answer
1
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Simulating ENTER keypress in bash script
I've created a really simple bash script that runs a few commands.
one of these commands needs user input during runtime. i.e it asks the user "do you want to blah blah blah?", I want to simply send an enter keypress to this so that the script will be completely automated.
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Hexadecimal To Decimal in Shell Script
...meone help me to convert a hexadecimal number to decimal number in a shell script?
6 Answers
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How to focus on a form input text field on page load using jQuery?
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You can use HTML5 autofocus for this. You don't need jQuery or other JavaScript.
<input type="text" name="some_field" autofocus>
Note this will not work on IE9 and lower.
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Why use def main()? [duplicate]
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Without the main sentinel, the code would be executed even if the script were imported as a module.
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Stopping fixed position scrolling at a certain point?
..."#theFixed").css("top", Math.max(0, 100 - $(this).scrollTop()));
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<div id="theFixed" style="position:fixed;top:100px;background-color:red">SOMETHING</div>
<!-- random fille...