Java 8 convert List to Map with Duplicate Keys example

In this article we are going to see about how to convert a List with duplicate key into a Map using Java 8 with example program. StockMar...

Java 8 convert List to Map example

In this article we are going to see about how to convert a List of objects into a Map using Java 8 with example program StockMarket.java ...

Java Environment Setup in CentOS/RHEL/Fedora using yum

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Java Environment Setup in Debian

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Java Environment Setup in CentOS/RHEL/Fedora

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Java Environment Setup in Linux Ubuntu with apt-get

This article explains about how to setup Java in Linux Ubutu operating system. To setup Java in Windows environment follow instruction gi...

Java Environment Setup in Windows

This article explains about how to setup Java in windows operating system. To setup Java in Linux environment follow instruction given in ...

showkey Linux Command

showkey showkey [options] Print keycodes, scancodes, or ASCII codes of keys pressed on the keyboard. The default is to show keycodes. I...

paste Linux Command

paste paste [options] files Merge corresponding lines of one or more files into tab-separated vertical columns. Use - to read from stan...

iptables Linux Command

iptables iptables command [options] System administration command. Configure netfilter filtering rules for kernels 2.4 and later. Rules...

mcopy Linux Command

mcopy mcopy [options] sourcefile target Copy files between Unix and MS-DOS format partitions. See cp and mtools for more information. M...

lockfile Linux Command

lockfile lockfile [options] filenames Create semaphore file(s), used to limit access to a file. When lockfile fails to create some of t...

lftpget Linux Command

lftpget lftpget [options] url Uses the lftp program to fetch the specified URL, which may be HTTP, FTP, or any of the protocols supporte...

lftp Linux Command

lftp lftp [options] [url] File transfer program with more features than ftp. The lftp command allows FTP and HTTP protocol transfers, p...

compress Linux Command

compress compress [options] files Compress one or more files, replacing each with the compressed file of the same name with .Z appended...

chown Linux Command

chown chown [options] newowner files chown [options] --reference=filename files Change the ownership of one or more files to newowner. ...

OAuth 2.0 Introduction

The OAuth 2.0 authorization framework enables a third-party application to obtain limited access to an HTTP service, either on behalf of a ...

Free Placement Guidance for College Students

JavaTutorialCorner.com - Free Placement Guidance for College Students - 4 days in a month from October 1st 2017. Dates will be communicated...

sha1sum Linux Command

sha1sum sha1sum [option] [files] sah1sum [option] --check [file] Compute or check 160-bit SHA1 checksums to verify file integrity. If t...

locale Linux Command

locale locale [options] [name] Print report on current locale settings. Locales determine the country-specific settings for a system, i...

usermod Linux Command

usermod usermod [options] user System administration command. Modify user account information. Options -c comment Comment field. ...

useradd Linux Command

useradd useradd [options] [user] System administration command. Create new user accounts or update default account information. Unless ...

routed Linux Command

routed routed [options] [logfile] TCP/IP command. Network routing daemon. routed is invoked by a privileged user at boot time to manage...

rsh Linux Command

rsh rsh [options] host [command] Execute command on remote host, or, if no command is specified, begin an interactive shell on the remo...

Core Java - Free Certification Program - Agenda

JavaTutorialCorner.com conducting free Java, C certification program & Aptitude, Reasoning, IBPS Mock Test from 1st October 2017, Detai...

JavaTutorialCorner.com's Free certification Program

JavaTutorialCorner.com conducting free Java, C certification program & Aptitude, Reasoning, IBPS Mock Test from 1st October 2017, Detai...

wget Linux Command

wget wget [options] [urls] Perform non-interactive file downloads from the Web. wget works in the background and can be used to set up ...

which Linux Command

which which [options] [--] [commands] List the full pathnames of the files that would be executed if the named commands had been run. w...

egrep Linux Command

egrep egrep [options] [regexp] [files] Search one or more files for lines that match an extended regular expression regexp. egrep doesn...

find Linux Command

find find [pathnames] [conditions] An extremely useful command for finding particular groups of files (numerous examples follow this de...

tftpd Linux Command

tftpd in.tftpd [options] [directories] TCP/IP command. IPv4 Trivial File Transfer Protocol server. in.tftpd is normally started by inet...

tftp Linux Command

tftp tftp [options] [host [port] ] [-c command] User interface to TFTP (IPv4 Trivial File Transfer Protocol), which allows users to tra...