You don’t necessarily have to create a Document in order to change an XML document. You can quite easily set up streaming XML parser to do this in an efficient manner. Have a look at the javax.xml.stream package. solved Find a xml element with Regex and replace its value
Yes, this can definitely be done. Look up cookies and the $_GET variable. (This is, assuming you can already code in some other language.) If you can’t code, then this will be a bit harder, but still definitively doable if you’re willing to put down the time to learn. http://www.codecademy.com/ has a course on PHP … Read more
String.trim() method remove trailing and leading white spaces from the string. but since the string you are testing doesn’t have any trailing or leading white spaces, the below two will certainly return the same string. str.replaceFirst(“(.*)<?xml”,”<?xml”); str.trim().replaceFirst(“(.*)<?xml”,”<?xml”) However, your regular expression only removes leading white spaces, so if the testing string has trailing white spaces … Read more
If you’re going to do this with fscanf, you want to use a scan set conversion, like: int a, b; char c[256]; fscanf(infile, “%d %d %[^\n]”, &a, &b, c); To scan all the lines in the file, you’d do something like: while (3 == fscanf(infile, “%d %d %[^\n]”, &a, &b, c)) process(a, b, c); fscanf … Read more
The decision as to what happens when using what address is rather complex. It depends on the processor architecture, OS and sometimes “what some software does”. The processor may not have memory protection, or address zero may indeed be “used for something” (in x86 real-mode, that DOS runs in, address zero contains the vector table, … Read more
Actually you are doing something really strange, and for you it is better to learn some programming concepts and syntax of PHP language. As I understand your idea the correct code will be <?php $addition = $stats->getLastMonthGirl($userid) + stats->getLastMonthMale($userid); echo “Total:”.$addition.””; ?> solved How to calculate total of two values in PHP? [closed]
Your functions are using passing by value, therefore, a copy is seen within the function. Please read about passing by reference void lire_tab(vector<int>& A); solved issue with std vector in c++ [closed]
You can use jQuery’s hide() and show() function to accomplish this, which is a little cleaner than the .css() ZeJur used. Have a look at my Plunker example Example: <div class=”hiddenContent”>I am hidden div</div> <button class=”addDynamicContent”>Add dynamic content to div – hide while doing</button> Script: <script> $(‘.addDynamicContent’).click(function() { $.ajax({ url: “http://api.icndb.com/jokes/random”, beforeSend: function() { $(‘.hiddenContent’).hide(); … Read more
From the Swift 2.x documentation: Local and External Parameter Names for Methods Function parameters can have both a local name (for use within the function’s body) and an external name (for use when calling the function), as described in Specifying External Parameter Names. The same is true for method parameters, because methods are just functions … Read more
Just write df1-df2[colnames(df1)] # a b c # 1 1 -3 1 # 2 2 -5 8 # 3 3 -6 -1 2 solved Subtract two data sets where column names are same [closed]
The place of mysql_query isn`t correct. You must insert records in loop: foreach ($xml as $syn) { $w1 = $syn->w1; $w2 = $syn->w2; $sql = “INSERT INTO db_name (w1, w2) VALUES (‘$w1′,’$w2’)”; $query = mysql_query($sql); if (!$query) { echo (‘Error: ‘ . mysql_error()); } else { echo “Record added”; } } mysql_close($con); 3 solved Parse … Read more
It will print out 5. It doesn’t even approach to the second if-else, because doesn’t pass the first condition x!=5 and the else statement is missing and it goes to the last line where you print the variable out. It’s the same as: int x=5, y=5, z=5; if (x!=5) { if (y<=7) { z=z+4; } … Read more
Try removing ‘\n’ from the scanf, like this: scanf (“%i”,&x); Take a look at this discussion for additional info on using ‘\n’ in a scanf: Using “\n” in scanf() in C 2 solved C-Program – Taking extra entry to end program
your value at key[18] is “L” so if condition is always true and you will get an alert with value 7 1 solved Javascript for loop with if statement not reaching the else if statement [closed]
There would be no “empty space”, no null. This is the general contract for all lists (List<E>) in Java Collections API. solved Java LinkedList remove