Best Way to Learn About Electromagnetic Signals / RF Signals from a Data Communication perspective?
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تاریخ: 1395/5/9 ساعت: 22:31
Vote count: 0 I am lea ing about Data and Computer Communications from W. Stallings Book. But in terms of actual signals (Frequency, Wave Forms, Signal Strength, Signal Distortion, signal waveform, Attenuation, Distortions) topics, terminologies I am missing out some very fundamental concepts. And I...
what sort of data duplication does constraints on city_province_country relations cause and which Normalization step solves it?
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تاریخ: 1395/5/9 ساعت: 22:31
Vote count: 0 I'm thinking of implementing a billing address model where the user has to fill in city, province, and country as address. However I also have a hierarchical table structure of one to many relationships already available to me where a county has many provinces and a province has many c...
How to set the value of a macro using environment variable or command line in verilog?
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تاریخ: 1395/5/9 ساعت: 21:23
Vote count: 0 I want to define a macro during runtime in Verilog using environment variable. For example, I want to print some text to a file only when the DEBUG macro is set. `define DEBUG 0 ... if(DEBUG) $fwrite(file,"Debug message"); How can I override the definition of DEBUG to 1 when ru ing the...
Can admin of the web server see my php code?
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تاریخ: 1395/5/9 ساعت: 21:23
Vote count: 0 I am making a form that will send the information to my email and I need to take another email to send that form to the main email (using PHPMailer). So in my php code, I have put the password of the 2nd email in it. I will upload my code files to the server. Can admin of the web serve...
Display Width and height of device got changed on changing orientation
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تاریخ: 1395/5/9 ساعت: 21:23
Vote count: 0 Hi i found issue regarding the pixels width and height calculation of tablet on changing orientation portrait where width =800 and height =1200 in landscape mode its changed to width=1165 and height =790 why this difference is coming i am using this code DisplayMetrics displaymetrics =...
Surefire plugin with forkcount set 0 causes issues with File class
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تاریخ: 1395/5/9 ساعت: 20:03
Vote count: 0 When ru ing testng tests with Surefire 2.19.1, I am ru ing with setting 0. When I add this setting, some of my tests fail where the File class is being used. Tests that normally succeed now fail with errors around not being able to find the file. The files exist in the same location as...
How to add a colorful code to my website topics?
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تاریخ: 1395/5/9 ساعت: 20:03
Vote count: -1 How can i add a colorful code into the topics ? example : click to see the image or : click to see the image thanks all :) asked 46 secs agoBlack Hawk Let's block ads! (Why?)
How to sort tables with checkbox column?
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تاریخ: 1395/5/9 ساعت: 20:03
Vote count: 0 I have a questions regarding how to sort the table by checkbox column. Meaning that if the user check the checkbox, it will automatically put the checked one on top of the table (first row and so on). Seriously i never do this sorting based on checkbox column before. Also i search for ...
Cakephp3 form not showing associated validation rules like required
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تاریخ: 1395/5/9 ساعت: 17:47
Vote count: 0 I created a form in cakephpController if($parent_id){ $parent = $this->Representatives->get($parent_id); } $this->loadModel('States'); $states = $this->States->find('list', ['limit' => 200, 'keyField' => 'abbr', 'valueField' => 'abbr'])->toArray(); $representative = $this->Representati...
(C#) How to display bold text all line/letter in Console.Write()?
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تاریخ: 1395/5/9 ساعت: 17:47
Vote count: 0 I'm trying to display the shortcut key inside a word in a Console Aplication like "expert", "save all" but I can't find any solution... Console.ForegroundColor = ConsoleColor.Cyan; Console.WriteLine("Loading Predefinitions..."); [...] Console.ResetColor(); Console.WriteLine("Options: (...
reverse geocoding iOS crashes app
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تاریخ: 1395/5/9 ساعت: 17:47
Vote count: 0 Sometimes when I try reverse geocoding when indoors (certain buildings etc) it crashes the app. Market works perfectly though when in those locations. 3G or wifi signal good but it still crashes. Any suggestions? Thanks Wayne asked 36 secs agoWayne Let's block ads! (Why?)
Making C program unicode-friendly?
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تاریخ: 1395/5/9 ساعت: 16:40
Vote count: 0 So there's that one program written in C. It's on GPL license and I want to modify it for my own purposes only. Problem is: I don't know C. I don't know if it's okay with your site's policy, but I need help in modifying it. https://searchcode.com/codesearch/view/78897258/ ^ this is the...
Getting specific color for specific status for random sequences incoming data
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تاریخ: 1395/5/9 ساعت: 16:40
Vote count: 0 I would like to identity incoming data and needs to apply exactly the same color for the same. Data sequence is in fixed order (but all may be present or not) and need to apply fixed color mentioned like below. For e.g. my data sequence and color sequence is like below: CLOSED GREEN VE...
Process SQS queue items and then combine the items to store the log in S3
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تاریخ: 1395/5/9 ساعت: 16:40
Vote count: 0 I have items in my SQS queue. I then grab 100 items from queue to process and then I want to store the processed items in S3. However, the problem is that since I will be storing 100 items each, there will be numerous pieces of logs in the S3. One way to solve this is to store 100 item...
How to apply loop to extract contents from "DIV" tag while using Beautiful soup?
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تاریخ: 1395/5/9 ساعت: 15:28
Vote count: 0 i have recently found a very neat way of web scrapping using bs4 , that has a really nice organized structure to it. let us say this is our html code. <div class="a"> <div class="b"> <a href="www.yelloaes.com">'hi'</a> </div> <div class ="c"> <p><a href="www.bb.com">'hi again'</a></p> ...
An error in the timer function (MATLAB R2014a)
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تاریخ: 1395/5/9 ساعت: 15:28
Vote count: 0 I am stuck in an error of timer function. Although I have tried to search, I find no answer. function figure1_CreateFcn(hObject, eventdata, handles) global t t= timer( 'ExecutionMode', 'fixedRate', 'StartDelay',1, 'Period',1,'TasksToExecute',150); t.TimerFcn = {@my_callback_fcn}; The e...
resume button not working to go last activity
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تاریخ: 1395/5/9 ساعت: 15:28
Vote count: 0 have 4 activity : Main Activity,p1,p2,p3 my resume button not working . i want when i click in resume button app open my last activity . for example : when in p2 click go to main , then in main when click resume , p2 open . here is my code :Main Activity : public class MainActivity ext...
sqlalchemy.exc.ProgrammingError: (psycopg2.ProgrammingError) relation does not exist
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تاریخ: 1395/5/9 ساعت: 14:05
Vote count: 0 I modified the code below to allow referencing to a schema using SqlAlchemy. When I repointed the Foreign Key to the new schema and table name, I get this error: sqlalchemy.exc.ProgrammingError: (psycopg2.ProgrammingError) relation "gtfsrdb.trip_updates" does not exist Removing the sch...
Shopify: Add to Cart button on Collections page only adds the last product on page
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تاریخ: 1395/5/9 ساعت: 14:05
Vote count: 0 I want to have the Add to Cart button on my collections page (eg - example.com/collections/collection-name) next to each product. So if I have 20 products on the page I want to have 20 Add to Cart buttons, next to their respective product. I edited product-card.liquid with the followin...
Creating objects dynamically and self unreferencing
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تاریخ: 1395/5/9 ساعت: 14:05
Vote count: 0 guys. I'm making an endless ru er in which I need some objects to come from the top of the screen and then get destroyed once they're no longer visible. Screenshot of how it looks like right now I created the class "banana": function Banana() { this.height = 1.96; this.width = 3.955; t...