The subnet calculator helps you design networks by taking an IP address and network mask and returning information such as network, broadcast address, and host range.
One of a set of tools we're offering as a way of saying thank you for being a part of the community.
Course Of The Month
2 days, left to enrollBecome a Premium Member and unlock a new, free course in leading technologies each month.
Programming Theory
3K
Solutions
24
Articles & Videos
4K
Contributors
Programming theory deals with the design, implementation, analysis, characterization, and classification of programming languages and their individual features, along with introductory programming concepts like program structure, variable declaration and conditional and looping constructs. Sub-disciplines include the formal semantics of programming languages, type theory, program analysis and transformation, comparative programming language analysis, metaprogramming, domain-specific languages, compiler construction and run-time systems.
Refine results
Hi all,
Does anyone plan before they code?
I usually just dive straight in, I know what I want a certain script to do, but the actual structure, functions, queries etc, I discover and code on the …
558 views
Free Tool: Subnet Calculator
A slightly theoretical question.
A company is developing a cloud service based on PHP/mySQL etc. They have the source code on their own servers.
However, they want to start using external …
1049 views
I am trying to sort a multi-dimensional array. In my code, I capture data (item 'ID' and 'Priority' value) from my SharePoint list and dump it into an array as objects. For some odd reason, it does …
645 views
Does anyone know of a good tutorial on building a survey system using PHP.
I'm having trouble wrapping my head around how branching on a survey works (where some questions are hidden unless the …
1178 views
Hi,
what are differences, advantages, disadvantages between
dao vs facade design patterns used i java and j2ee applications?
please advise
276 views
I have been using VBA for some years and have many, increasingly complex applications. I am at a point now where I am spending large amounts of time trying to debug my applications. Procedures which …
581 views
Hi All,
Would you recommend a website(s) where it will show me the condensed basics of college level statistics in laymen’s terms – so that quickly I can understand the core and key concepts? and …
275 views
Hi,
I am looking for
given out Input: 43790
i need below pyramid of output
Output:
0
33
444
7777
99999
i wrote as below(CODE)
i got below output
rows
10
output
…
101266 views
My teacher told me to write a digest paper. What is a digest paper?
6151 views
(CODE)
i am running above example and got stackoutofbound exception. please advise why i got below error and what it means by stack and why it became out of bound?
(CODE)
16189 views
Free Tool: Port Scanner
Check which ports are open to the outside world. Helps make sure that your firewall rules are working as intended.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
Hi,
I was going through below link
http://www.cis.upenn.edu/~
what is difference between
Non-recursive backtracking, using a stack and
…
1314 views
Hi,
I am going through below site.
https://www.base64decode.o
when we encode and decode. What are advantages and disadvantages of base64 and what are other alternatives for this? please …
12199 views
Can you explain it in a different way. I copied it in the class but don't understand it how exactly the calculations are performed.
5131 views
Can you please tell me in question 6 how it calculate the values of 33 and -5
1149 views
Homework Question:
I am not sure if I did it right. If its wrong can you tell me which direction I should be going to?
a) p=310/1000 =0.31
odds for 31/100
b) p=600/1000 =0.6
odds for 3/5
3157 views
How to solve this equation?
c(8, 3) * c(8, 2) / c(16, 5) = 14/39 ≈ 0.36
9137 views
I am trying to determine what is the maximum number of 10 character word string combinations that can be created using 36 unique characters. For example, let's say that you use the English alphabet, …
18131 views
I had an interview Friday and was asked that question and was told this firm uses this same method for near-instant response against millions of patient records. I was told to "think about it" before …
5234 views
Web form, OOP approach.
A basic checkout form, inputs: fullname, email, shipto, shiptozip, cardnumber, monthyear, cvc, a checkbox when clicked displays an alternate billto and billtozip option, …
8199 views
Free Tool: Site Down Detector
Helpful to verify reports of your own downtime, or to double check a downed website you are trying to access.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
This is the best that I can do:
I =1 J=1 K=1
I =1 J=2 K=2 (so when I=1 it has a count of 2)
I =2 J=1 K=1
I =2 J=2 K=2 (so I has a count of 2 here)
I =3 J=1 K=1
I =3 J=2 K=2 (so I has a count of …
15145 views
Hi
I have installed visual studio community onWin 7 PCs on our network. When users log into the visual studio application,
by default the application has taken path of the students home directory…
15215 views
Hi
I had installed visual studio community on 30 PCs. Now when students open the application , it says: Licence 30 days trial( evaluation purpose only) your evaluation period has ended.
Please …
7305 views
Hi,
http://codingbat.com/prob/
I am working on above challenge
Given a non-negative int n, return the sum of its digits recursively (no loops). Note that mod (%) by 10 yields the …
7161 views
factorial
Hi,
I am working on below challenge
http://codingbat.com/prob/
Psedo code:
1. return the n multiplied by same method call with n-1
I wrote my code as below
(CODE)…
10142 views
"Disruption" is the most feared word for C-level executives these days. They agonize over their industry being disturbed by another player - most likely by startups.
0391 views
201506-LO-Top-001
Programming Theory
3K
Solutions
24
Articles & Videos
4K
Contributors
Programming theory deals with the design, implementation, analysis, characterization, and classification of programming languages and their individual features, along with introductory programming concepts like program structure, variable declaration and conditional and looping constructs. Sub-disciplines include the formal semantics of programming languages, type theory, program analysis and transformation, comparative programming language analysis, metaprogramming, domain-specific languages, compiler construction and run-time systems.
Top Experts In
Programming Theory
-
1
Ray Paseur11,436 points -
2
Bill Bach2,800 points -
3
Chris Jones1,008 points -
4
gr8gonzo1,000 points -
5
Alexandre Simões571 points -
6
btan500 points -
7
Dave Baldwin248 points -
8
Saurav Sarkar248 points
-
9
Anthony Janson248 points -
10
Smita Melinmani178 points
-
11
Shakshi Shivi62 points -
12
gurvinder37247 points -
13
Mark Bullock35 points -
14
David L. Hansen29 points -
15
Justin Merrill, MBA23 points -
16
Lalit Chandra23 points -
17
Jai S22 points -
18
jonnidip18 points -
19
adrian_brooks11 points