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Aborting a shell script if any command returns a non-zero value?
... number of commands.
I would like to have the shell script automatically exit with a return value of 1 if any of the commands return a non-zero value.
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how to break the _.each function in underscore.js
I'm looking for a way to stop iterations of underscore.js _.each() method, but can't find the solution. jQuery .each() can break if you do return false .
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Length of string in bash
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UTF-8 string length
In addition to fedorqui's correct answer, I would like to show the difference between string length and byte length:
myvar='Généralités'
chrlen=${#myvar}
oLang=$LANG oLcAll=$LC_ALL
LANG=C LC_ALL=C
bytlen=${#myvar}
LANG=$oLang L...
Asynchronous shell exec in PHP
...nd is slow to complete, so I don't want to slow down the PHP request while it waits for a reply. In fact, the PHP request should be able to exit without terminating the shell process.
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HTML text-overflow ellipsis detection
...ve a collection of block elements on a page. They all have the CSS rules white-space, overflow, text-overflow set so that overflowing text is trimmed and an ellipsis is used.
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How to access a mobile's camera from a web app?
...my web app (not native app) for mobiles, I want to take a photo and upload it, but I don't want to use Adobe Flash. Is there any way to do this?
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How to convert an Stream into a byte[] in C#? [duplicate]
...ic byte[] ReadToEnd(System.IO.Stream stream)
{
long originalPosition = 0;
if(stream.CanSeek)
{
originalPosition = stream.Position;
stream.Position = 0;
}
try
{
byte[] readBuffer = new byte[4096];
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How can I create a “Please Wait, Loading…” animation using jQuery?
I would like to place a "please wait, loading" spinning circle animation on my site. How should I accomplish this using jQuery?
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How to correctly use “section” tag in HTML5?
... different articles I'm just confused. I'm trying to get some input on how it should be used.
6 Answers
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How do I use Java to read from a file that is actively being written to?
I have an application that writes information to file. This information is used post-execution to determine pass/failure/correctness of the application. I'd like to be able to read the file as it is being written so that I can do these pass/failure/correctness checks in real time.
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