Exactly the same way you should already prevent injection with every other value. That it’s specifically a user agent string is irrelevant. When writing it to an HTML page, pass it through htmlspecialchars: echo htmlspecialchars($user_agent);. When using it as part of a database query, use prepared statements, or whatever escaping function the the database API … Read more
The OP probably already knows this, but here is how to get the answer, disregarding efficiency. First, cards per location, as described in the comments: SELECT locationid, COUNT(DISTINCT cardID) FROM table GROUP BY locationid Next the same thing per state. SELECT substring(locationid, 1, 2) state, COUNT(DISTINCT cardID) FROM table GROUP BY substring(locationid, 1, 2) For … Read more
If I understood you need something like that: SELECT * FROM YourTable WHERE meta_value LIKE ‘% carter %’ This will work for you, because added wildcard % before and after word carter. This means, that no care what is before and after carter, It will select all results where is middle name carter More info … Read more
MySQL extension was deprecated in PHP 5.5.0, and it was removed in PHP 7.0.0. Instead, the MySQLi or PDO_MySQL extension should be used. Use MySQLi-connect insted of MySQL_connect as well as instead of mysql_select_db use mysqli_select_db EDIT 01 in mysqli_connect you can select database too $link = mysqli_connect(“127.0.0.1”, “my_user”, “my_password”, “my_db”); 6 solved How to … Read more
CLS stands for Common Language Specification. The thing is that CLS is a subset of IL features which is supported by all .NET languages. In short, not every .NET language supports operator overloading. That’s why it is considered by the compiler as not CLS compliant. Update For example VB.NET does not support operators overloading. Consider … Read more
myarray. sort_by { |h| h[‘id’][/\d+/].to_i }. each. with_index(1) do |h, idx| puts [“\n”, “#{idx})”, h[‘id’], “n.”, h[‘count’]].join(‘ ‘) end 2 solved Print an array of hashes ordered by a hash key
Your problem is simple and mayankTUM has already answered it, but you can do it with the power of the STL. I wrote a sample to show you : #include <iostream> #include <list> #include <algorithm> #include <string> #define ROWS 1 #define COLS 4 using namespace std; bool checkWinner(string board[ROWS][COLS]) { list<string> l; l.push_back(“WSHR”); l.push_back(“WTHR”); l.push_back(“WTFR”); … Read more
I think I found the issue, my link styling was creating the unnecessary space, so I just removed that and it works, I didn’t need to add any extra code. solved Removing white space from image on webpage
Use str_pos to find the word LIMIT and then strip after that using substr $string = ‘SELECT * FROM `backplanechanneldecoder` WHERE Pair = 3 LIMIT 25,25’; $limit_pos = strpos($string, ‘LIMIT’); $string = substr($string, 0, $limit_pos); echo $string; solved remove all text from string after given word in php [duplicate]
How to debug your (small) program Okay so let’s start from the top and go line-by-line. There’s a lot of issues here. aLimit=300 bLimit=500 cLimit=100 aPrice=20 bPrice=15 cPrice=10 ticketSold=1 totalIncome=0 These are all globals since you defined them in the module scope. That’s a Bad Thing. Don’t do it. If they’re constants, use CAPS to … Read more
The problem is that <conio.h> does not work on modern compilers . It only works on old IDE’s ones like TurboC++ and DevC++ ( They are very old, TurboC++ was used in the 20th century, no one hardly uses it anymore ). So, in short, it won’t work unless you get an old compiler ( … Read more
Because the Integer type interns the values (by the static class IntegerCache) from -128 to 127. solved How is it possible that 127==127 while 128!=128? [duplicate]
Seriously, why are you using reflection if you need to set the field value from a variable you own? Okay, let’s forget that… If you have a field and not a property, you need to use GetField: var value = “5.5”; var field = this.GetType().GetField(nameof(Momentum), BindingFlags.NonPublic); field.SetValue(self /* or this */, value); Also, this might … Read more
try int count = 0; for (int i = 0; i < str.length() – 1; i++) { for (int j = i + 1; j < str.length; j++) { if(str.charAt(i)==str.charAt(j)){ count++; } } return count; } 3 solved Check if a character appears more than once in a string using charAt() and loop
I want it to where when I launch the program it will ask the resolution, then deploy the prank executable in the current directory and run it, so that when I close my application, the prank is still running. Compile the prank EXE first, then use an .RC file to compile and link the prank … Read more