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Windows batch: echo without new line
What is the Windows batch equivalent of the Linux shell command echo -n which suppresses the newline at the end of the output?
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Get the real width and height of an image with JavaScript? (in Safari/Chrome)
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Webkit browsers set the height and width property after the image is loaded. Instead of using timeouts, I'd recommend using an image's onload event. Here's a quick example:
var img = $("img")[0]; // Get my img elem
var pic_real_width, pic_real_height;
$...
Laravel Check If Related Model Exists
...$relation) is a general solution for all relations. It will work for Model and Collection, while Model has no ->count() method.
– Jarek Tkaczyk
Jul 29 '14 at 17:16
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Git for beginners: The definitive practical guide
...k, after seeing this post by PJ Hyett , I have decided to skip to the end and go with Git .
37 Answers
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How to generate an entity-relationship (ER) diagram using Oracle SQL Developer
...eveloper to generate an ER diagram for my DB tables but I am new to Oracle and this tool.
8 Answers
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How do I convert a float number to a whole number in JavaScript?
...e number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
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Highlight bash/shell code in markdown
How to highlight the bash/shell commands in markdown files?
7 Answers
7
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What does `kill -0 $pid` in a shell script do?
... 0 to a given PID just checks if any process with the given PID is running and you have the permission to send a signal to it.
For more information see the following manpages:
kill(1)
$ man 1 kill
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If sig is 0, then no signal is sent, but error checking is still performed.
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kill(2)
$ man...
tomcat - CATALINA_BASE and CATALINA_HOME variables
I have multiple instances of tomcat 6 running on the same server (Linux) and it works as expected. I am trying to find out what the standard practice is with regards to setting the CATALINA_HOME and CATALINA_BASE variables.
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How to make a div with no content have a width?
...eight because it doesn't force a height. Say your font-size is set to 16px and your padding is 15px. Your div will retain the same height before and after text is added to the div (assuming it's all on one line)
– eroedig
Jul 16 '15 at 18:56
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