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Change default text in input type=“file”?

...n() { filename = this.files[0].name console.log(filename); }); <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <div> <label for="files" class="btn">Select Image</label> <input id="files" style="visibilit...
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How to get the last character of a string in a shell?

...bbing before printing out. It is also better to quote the parameter to the script (in case you have a matching filename): sh lash_ch.sh 'abcde*' Also see the order of expansions in the bash reference manual. Variables are expanded before the filename expansion. To get the last character you should ...
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How to leave/exit/deactivate a Python virtualenv

... Older conda versions instead implement deactivation using a stand-alone script: source deactivate share | improve this answer | follow | ...
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Setting PayPal return URL and making it auto return?

...link. <?php // Check to see there are posted variables coming into the script if ($_SERVER['REQUEST_METHOD'] != "POST") die("No Post Variables"); // Initialize the $req variable and add CMD key value pair $req = 'cmd=_notify-validate'; // Read the post from PayPal foreach ($_POST as $key =&g...
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How do I restart a service on a remote machine in Windows? [closed]

... since the sc command works asyncronously, if you need to script a service restart, take a look at the batch scripts I posted here: stackoverflow.com/questions/1405372/… – Eric Falsken Jun 11 '10 at 20:34 ...
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Nohup is not writing log to output file

I am using the following command to run a python script in the background: 6 Answers 6...
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Why is it necessary to set the prototype constructor?

...; this.favoriteColor = 'blue'; } and at the end of the test code... alert(student1.favoriteColor); The color will be blue. A change to the prototype.constructor, in my experience, doesn't do much unless you're doing very specific, very complicated things that probably aren't good practice ...
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How to remove trailing whitespaces with sed?

I have a simple shell script that removes trailing whitespace from a file. Is there any way to make this script more compact (without creating a temporary file)? ...
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How to force link from iframe to be opened in the parent window

... With JavaScript: window.parent.location.href= "http://www.google.com"; share | improve this answer | follo...
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Count characters in textarea

... know for sure. <!DOCTYPE html> <html> <head> <script src="http://code.jquery.com/jquery-1.5.js"></script> <script> function countChar(val) { var len = val.value.length; if (len >= 500) { val.value = val.value.substrin...