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Create folder with batch but only if it doesn't already exist

Can anybody tell me how to do the following in in a Windows batch script? ( *.bat ): 9 Answers ...
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Are PHP functions case sensitive?

...ying output, all will show the same result. <?php Echo "This is a test script"; ECHO "This is a test script"; echo "This is a test script"; ?> On the other hand, if you will change the case sensitivity of variables then it will show the error. Example: <?php $a=5; echo $A;// It will sh...
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Reload .profile in bash shell script (in unix)?

I'm new to bash shell scripting, and have come across a challenge. I know I can reload my ".profile" file by just doing: 5 ...
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Can I have multiple Xcode versions installed?

...and back again when done. It's a ball-ache, but seems to work. This shell script simplifies it a bit… xcode-version.sh cd /Applications if [[ $1 = "-8" ]] then if [ -e Xcode_8.app ] then mv Xcode.app Xcode_7.app mv Xcode_8.app Xcode.app echo "Swit...
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How to cherry pick a range of commits and merge into another branch?

... I wrapped VonC's code into a short bash script, git-multi-cherry-pick, for easy running: #!/bin/bash if [ -z $1 ]; then echo "Equivalent to running git-cherry-pick on each of the commits in the range specified."; echo ""; echo "Usage: $0 start^..end"...
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Determine project root from a running node.js application

.../var/www/lib/module2/component.js A great way to do this is using npm: "scripts": { "start": "NODE_PATH=. node app.js" } Now you can start your app with npm start and you're golden. I combine this with my enforce-node-path module, which prevents accidentally loading the app without NODE_PA...
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PHP how to get local IP of system

... @andras.tim I like simple answers , however when I ran your script it's not returning my machine's IP address, it's returning the IP address used in my virtual machine..what could be the problem though? – Scarl Jul 3 '15 at 22:19 ...
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How to allow http content within an iframe on a https site

...it it really only good for well known http APIs). Create your own redirect script on an https page you control (a simple javascript redirect on a relative linked page should do the trick. Something like: (you can use any langauge/method) https://example.com That has a iframe linking to... https:/...
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What is the 'new' keyword in JavaScript?

The new keyword in JavaScript can be quite confusing when it is first encountered, as people tend to think that JavaScript is not an object-oriented programming language. ...
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Installing PDO driver on MySQL Linux server

... keep it and give up mysql_. Several years ago the MySQL team published a script to migrate to MySQLi. I don't know if it can be customised, but it's official. share | improve this answer ...