[Solved] C# Limit left decimal places

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You must use modulo and ToString(string Format), so var resultString = (number % 100).ToString(“#00.00”); is the correct operation 4 solved C# Limit left decimal places

[Solved] How to get mongoDB aggregated month wise data using java [closed]

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Use the aggregation framework with following aggregation pipeline (Mongo shell implementation): db.ledger.aggregate([ { “$unwind”: “$Accounts” }, { “$project”: { “Total_Credits” : “$Accounts.Total_Credits”, “Total_Debits” : “$Accounts.Total_Debits”, “month_year” : { “$substr”: [ “$Accounts.Date”, 3, -1 ] } } }, { “$group”: { “_id”: “$month_year”, “Total_Credits”: { “$sum”: “$Total_Credits” }, “Total_Debits”: { “$sum”: “$Total_Debits” } } } ]) … Read more

[Solved] How to represent distinct query of mongo db in java language [closed]

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Considering item.sku is of a String Type, you can fire your distinct query like this: BasicDBObject filter = new BasicDBObject(); filter.put( “dept”, “A” ); MongoCursor<String> c = db.getCollection(“inventory”).distinct(“item.sku”, filter, String.class).iterator(); Hope this helps. solved How to represent distinct query of mongo db in java language [closed]

[Solved] How to Hide parameters in URL in Symfony2

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As explained in comments, the request needs something to identify the resource you want to fetch. But this has nothing to do with URL rewriting. If you want to display the slug of the resource instead of the id, do the following : my_route: path: /products/{slug} defaults: { _controller: MyBundle:Default:myaction} Then, in MyBundle/Controller/DefaultController.php : public … Read more

[Solved] How necessary are mathematics in programming? [closed]

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To graduate – You’ll need it for sure. An easy example are integrals, derivatives and stuff like that. A lot of subjects, at least in my university requires a basic understanding of maths. Another thing is what kind of a programmer you wanna be. Sure I guess you do not always have to use math’s … Read more

[Solved] Multiple Unresolved Identifiers in Swift

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Looks like you may have an extra curly bracket since the unresolved identifier means that it doesn’t know about the item specified at the location that it’s written. I think you have an extra curly bracket after the “Declare hide keyboard tap” block of code. Proofread your code for small mistakes like that. Usually when … Read more

[Solved] Convert an int** array into a char** array of a different size / composition [closed]

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I think that you needed string, not 2D-Array. You can be written out to a string like write to the standard output by implementing a string that a simple extension. #include <stdio.h> #include <stdlib.h> #include <string.h> typedef struct char_vec { char *v; size_t capacity; size_t used; } sstream; sstream *ss_new(void); void ss_free(sstream *ss); void ss_putc(sstream … Read more

[Solved] What does ‘%8.1fC\n’ mean? [closed]

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%8.1f is a format specifier. This should point you in the right direction for figuring out what all the parts mean. It specifies the format in which a variable will be printed. In this specific case, it is a place-holder for a floating point variable. It reserves a width of at least 8 characters and … Read more

[Solved] mysql can not compare data and parse it with php

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Hope it helps you, $num = mysql_num_rows($result); instead of $num = $result1->num_rows; mysql_fetch_object($result) instead of mysql_fetch_object($result1) <?php if (!$x) { echo “<script type=”text/javascript”>document.location.href=”https://stackoverflow.com/questions/20008385/index.php”;</script>”; } else { $con = mysql_connect(‘localhost’, ‘userdb’, ‘pwd’) or die(mysql_error()); $db = mysql_select_db(‘dbname’, $con) or die(mysql_error()); $result = mysql_query(“SELECT * FROM `users` WHERE `md5pwd` = ‘”. $x .”‘”); $num = mysql_num_rows($result); if($num … Read more

[Solved] Store function name with attributes in hash table

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Looks like you are going to need to use structures or classes. I’ll give you my take on a parameter and you can expand to a function. A function parameter has a name and a type: struct Function_Parameter { std::string name; std::string type; }; A function also has-a name and a return type: struct Function_Token … Read more