How to fold / unfold all regions in Visual Studio Code

With JSON files of around 900 lines, this option is very useful to have an organized view. I highly recommend to check the links, there is a lot of things you can do with Visual Studio Code, my version is 1.10.2, and the following shortcuts are working. Ctrl+K Ctrl+0 Fold (collapse) all regions Ctrl+K Ctrl+J Unfold (uncollapse) all regions Sources …

How to generate X.509 certificate in Java 1.8

Here is how to do it, the simplest way, to generate the base64 string. No complications with KeyStores or things like that. I must say that I found this code in several places over the Internet. When I tried to run it I had some exceptions, I solved them, at the time of this writing, the following code works with …

How to generate SHA256HMAC in Node.JS

Today I had to do this for my job (hash some info) and I think is a good opportunity to share the knowledge. Here is the code, you can simply copy it and paste it in a file called SHA256Hmac.js and run it. let crypto; try {     crypto = require(‘crypto’); } catch (err) {     console.log(‘crypto support is disabled!’); …

How to convert byte array to hex string in Java 1.8

If you like cryptography you might know that sometimes you have a byte array which you wish to convert to hexadecimal string. In java, to this day, I haven’t found yet a native class that does it, I’ve spent several minutes on the Internet looking for something like the Base64 class. Turns out Apache commons has a class called Hex.java …

How to generate RSA key pair in Java 1.8

Recently I was wondering how to generate a private key in Java for a personal project. I found out how to generate the actual key pair with RSA algorithm. Here is the java code for that, a simple class that you can run to check how things work. import java.security.KeyPairGenerator; import java.security.KeyPair; import java.security.PrivateKey; import java.security.PublicKey; import java.util.Base64; public class …

How to scan Java files only in HP Fortify Audit Workbench 16.10

Recently I needed to run a Fortify scan on a project with several modules. I was told to scan only Java files (*.java) but with the constraint that this files should not be the ones inside test directories (*test*) After doing some research and reading the documentation I came up with the following command: “-b” “SiryProject” “-machine-output” “-source” “1.8” “C:MyProjectsSiryProject**srcmainjava***.java” …

How to convert a String into JSON object in NodeJS

Just a few days ago I needed to do this and I found this useful function. Very simple: var jsonStr = “{“firstName”:”Siry”, “lastName”:”Mazari”}”; console.log(‘JSON String: %s’, jsonStr); var jsonObj = JSON.parse(jsonStr); console.log(‘First Name: %s’, jsonObj.firstName); console.log(‘Last Name: %s’, jsonObj.lastName); The variable jsonStr contains a String representation of a JSON object. The variable jsonObj contains the object that was parsed from …

How to add Archive Version to MANIFEST.MF file with Maven

I was asssigned a task in which I needed to see the version of the war file deployed in the weblogic admin console, it was not being displayed and they wanted to see it, so I had no clue about it, after some research I found that in the MANIFEST.MF file of the WAR file there should have this entry: Weblogic-Application-Version: …

How to increase memory in HP Fortify Audit Workbench 4.10

Today I faced some issue when using Fortify. I was getting something like this: [error]: There is not enough memory available to complete analysis.  For details on making more memory available, please consult the user manual [warning]: There were 2 problems with insufficient memory. Results may be incomplete. Consider allocating more memory. I did look in the user manual and …

How to find strings in files in Linux

Today I needed to search for a specific string in all files inside a SOAP UI project, you just need to execute the following command: grep -rnw “getList” /home/SOAPUI_Proj/ Please notice that the text in italics means that the value is variable. Sources http://www.cyberciti.biz/faq/howto-search-find-file-for-text-string/ http://stackoverflow.com/questions/16956810/finding-all-files-containing-a-text-string-on-linux