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...
View ArticleAnswer by Oswald for IMAP : PHP : How can I get and store message number for...
There's no such thing as a store message number in IMAP, so I assume you used that term colloquially for any number that uniquely identifies a message. If I'm correct with that assumption, you're out...
View ArticleAnswer by Oswald for c++ it does not switch to case(2)
do { cin >> c; switch { case (1): { // Your code } case (2): { // Your code } case (-1): { // Terminate } default: { // Your code } }} while (true);
View ArticleAnswer by Oswald for Select IDs where every column of same ID meets condition
SELECT idFROM `table` AS t1INNER JOIN `table` AS t2 USING (id)WHERE t1.text = "text1" AND t2.text = "text2"
View ArticleAnswer by Oswald for Where is the code executed when using Java RMI?
The method will be executed on the remote machine. For this to work, the local machine downloads a class that wraps the communication between the local machine and the remote machine.
View ArticleAnswer by Oswald for Is it better to traverse through a PHP array than...
Database access is slow compared to accessing elements of an array. But if the array comes from a database access, there should not be much difference.I doubt your claim "So this cant be written...
View ArticleAnswer by Oswald for Send Mail using PHP failing
mail cannot send e-mails directly (at least not on Windows), it needs an SMTP server. There is no SMTP server running on the host on which the PHP-Script is being executed. Solutions are:Use a library...
View ArticleAnswer by Oswald for Trigger an event when a function is called in a class
This is a classic task for aspect oriented programming (AOP). PHP has no native support for AOP, however, there are some frameworks that make AOP in PHP possible. One of these is the GO! AOP PHP...
View ArticleAnswer by Oswald for How to open PDF raw?
Use a Hex editor. Of course, unless you know the PDF specification (PDF, 8.6 MB), you won't recognize much.
View ArticleAnswer by Oswald for Meaning of *& and **& in C++
An int* is a pointer to an int, so int*& must be a reference to a pointer to an int. Similarly, int** is a pointer to a pointer to an int, so int**& must be a reference to a pointer to a...
View ArticleAnswer by Oswald for Array path from variable in PHP
Use something like this:/** * Sets an element of a multidimensional array from an array containing * the keys for each dimension. * * @param array &$array The array to manipulate * @param array...
View ArticleAnswer by Oswald for How can I convince Eclipse CDT that a macro is defined...
Found it: Project -> Properties -> C/C++ General -> Paths and SymbolsChoose the Symbols tab and Add... a new Symbol with NameI_WANT_THIS_FEATURE and a Value of 1.
View ArticleAnswer by Oswald for Does C++ pass objects by value or reference?
Arguments are passed by value, unless the function signature specifies otherwise:in void foo(type arg), arg is passed by value regardless of whether type is a simple type, a pointer type or a class...
View ArticleAnswer by Oswald for Where can I find the machine readable version of Drupal...
The machine name is date_popup. The widget is defined in function date_popup_element_info().You can find machine names of other widgets by searching for implementations of hook_element_info().
View ArticleAnswer by Oswald for Alias hostname for localhost
When the browser sees http://localwebapp/ it first tries to determine the IP address of localwebapp. If this succeeds, the browser establishes a TCP connection with that host, using a specific port...
View ArticleHow can I convince Eclipse CDT that a macro is defined for source code...
I have in my source code:// foo.cppstruct foo{ foo() {} #ifdef I_WANT_THIS_FEATURE void bar() {} #endif};In my Makefile I havefoo.o: foo.cpp g++ -c -DI_WANT_THIS_FEATURE foo.cpp -o foo.oThis compiles...
View ArticleAnswer by Oswald for What the difference between window.setTimeout() and...
JavaScript runs in an environment that is defined by a global object. Methods of the global object can be called without explicitly referring to the object (i.e. without the obj.function()...
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