Comment by Oswald on C++ - static Template no matching function
@lilouch Move the definition of std::string Tools::tostr into the header file that you mentioned in your question. Most common way to move code from one file to a different file is by Cut&Paste.
View ArticleComment by Oswald on How to use AND/OR in if else PHP statement
Using AND makes it complicated. You would need a condition like !(!stristr($A,'Erorr Email') && !stristr($A,'Erorr Password')). Use stristr($A,'Erorr Email') || stristr($A,'Erorr Password')...
View ArticleComment by Oswald on C++ header guard not working
Maybe the other way will work (i.e. forward declaring class Chunk in ChunkManager.h). If that does not work either, provide a MCVE as already mentioned.
View ArticleComment by Oswald on c++ getopt and optarg can't take in multiple input
You can pass first second as a single argument to the program. For this, it is usually surrounded by quotes: a -e "first second", the details depend on the shell from which you are starting the program.
View ArticleComment by Oswald on What's the best way to protect drupal files folder from...
Did you put a PHP file into the files folder and try to download it?
View ArticleComment by Oswald on Can you explain this , challenge?
I did remove the instruction and I saw a result (and some warnings about returning a pointer to a local variable). but seeing the result was pure luck due two the other cases of undefined behavior.
View ArticleComment by Oswald on Error showing "terminate called after throwing an...
@Rakete1111 Unfortunately it does compile.
View ArticleComment by Oswald on Error showing "terminate called after throwing an...
Pass id, senderName, senderAdress as arguments, instead of parcel.getID(), parcel.getSenderName(), parcel.getSenderAddress() etc.
View ArticleComment by Oswald on PHP variable inside of HTML string value - Why won't it...
I do not know your code, so I cannot tell what's wrong with it.
View ArticleComment by Oswald on GtkNotebook does not show tab label content
@el.pescado gtk_widget_show_all(tab_label) solved the problem.
View ArticleComment by Oswald on Is it safe to make shortcut if statements
@OliverCharlesworth You are right, if execLine returns void, even line==1 is not evaluated, because the code won't compile.
View ArticleComment by Oswald on How to create a Java Date object of midnight today and...
@Amalgovinus Make sure to set Calendar.HOUR_OF_DAY, not Calendar.HOUR.
View ArticleComment by Oswald on PHP show only significant (non-zero) decimals
@fpierrat The actual value is most likely an irrational number that cannot be displayed. Instead of displaying the actual value, a rational number is displayed that is close to the real value. This is...
View ArticleAnswer by Oswald for Text file reading and handling in JavaScript
EventTarget.addEventListener expects a function as second argument.You pass readFile() as the second argument. readFile() is not a function. It's the result of calling the function readFile. When you...
View ArticleAnswer by Oswald for How to determine from where came exception?
Throw exceptions of different types or pass different string arguments to the constructor.
View ArticleAnswer by Oswald for Can functions of class be accessed by pointers, without...
b->display(); yields undefined behavior. That means, whatever your computer does at that moment is good enough.The question of where b->a is stored makes no sense, because accessing b->a...
View ArticleAnswer by Oswald for Delay an HTML5 notification?
Adapted from https://developer.cdn.mozilla.net/media/uploads/demos/e/l/elfoxero/c17223c414d8ddafb7808972b5617d9e/html5-notifications_1400214081_demo_package/:<script> var Notification =...
View ArticleAnswer by Oswald for Are table names in MySQL case sensitive?
Table names in MySQL are file system entries, so they are case insensitive if the underlying file system is.
View ArticleAnswer by Oswald for How to remove spaces between html code in csv file...
Use str_replace() instead of replace().
View ArticleAnswer by Oswald for Include a complex logic in a single MySQL Query
Use a self join:SELECT r1.HOTEL_ID, r1.MAX_ADULTS, r1.NO_OF_ROOMS, r2.MAX_ADULTS, r2.NO_OF_ROOMS, r3.MAX_ADULTS, r3.NO_OF_ROOMS,FROM rooms AS r1INNER JOIN rooms AS r2 ON r1.HOTEL_ID=r2.HOTEL_IDINNER...
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