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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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How does a garbage collector avoid an infinite loop here?
...minated and the process will terminate. These are old values though so Microsoft might have tweaked the actual numbers or even the whole algorithm by now. Se blog.stephencleary.com/2009/08/finalizers-at-process-exit.html
– Lasse V. Karlsen
Jul 9 '14 at 19:52
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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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