Am January 25, 2021 2:47:28 PM UTC schrieb "Olivier B."
:
>Oh, you are right, thanks. I thought the + operator was on a QString
>and
>adding a char would be faster than adding a 1-char string, but it just
>changed the char* pointer address instead.
>
>Le lun. 25 janv. 2021 à 15:32, Giuseppe D'Ange
Oh, you are right, thanks. I thought the + operator was on a QString and
adding a char would be faster than adding a 1-char string, but it just
changed the char* pointer address instead.
Le lun. 25 janv. 2021 à 15:32, Giuseppe D'Angelo via Interest <
interest@qt-project.org> a écrit :
> Hi,
>
> I
+1 ... this has indeed bitten me more times than I like to admit!
Bob Hairgrove
--
On 25.01.21 15:27, Giuseppe D'Angelo via Interest wrote:
Hi,
Il 25/01/21 13:56, Olivier B. ha scritto:
fields += (fields.isEmpty() ? "" : ", ") + '"' + field + '"';
QStringBuilder usage is a red her
Hi,
Il 25/01/21 13:56, Olivier B. ha scritto:
fields += (fields.isEmpty() ? "" : ", ") + '"' + field + '"';
QStringBuilder usage is a red herring, pay close attention at what
you're doing in the first +: you're summing a const char * (result of
the ternary operator) with a char; tha
Am January 25, 2021 12:56:45 PM UTC schrieb "Olivier B."
:
>Compiling with QT 5.11.1 & QT_USE_QSTRINGBUILDER, i get an error with
>the
>following code block:
>
> QString generateQuery(const QString& tableName, const QStringList&
>columns, int count)
> {
>QString fields = "*";
>if (!colu
Just an idea, not having to do with QStringBuilder ... why not do
something like this?
QString fields = columns.join(", ");
if (fields.isEmpty()) fields = "*";
// ...
AFAIK it is only necessary to enclose field names in quotes if the name
is an SQL keyword. If you still need to quote them, I w
Hi all,
I was looking for some answers in the official Qt forum about Qt WebGL
streaming plugin and the guru guys from there told me to ask here since no
one was able to help me.
I am highly interested in using this awesome plugin for remote UI access of
a personal Qt application that it's runnin
Compiling with QT 5.11.1 & QT_USE_QSTRINGBUILDER, i get an error with the
following code block:
QString generateQuery(const QString& tableName, const QStringList&
columns, int count)
{
QString fields = "*";
if (!columns.isEmpty())
{
fields.clear();
for (const QString&
