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Array to String PHP?
...e nested arrays - which can happen with $_POST if you're using array-named form inputs.
– Leith
Oct 24 '16 at 4:47
wit...
In where shall I use isset() and !empty()
...is not an effective way to validate text inputs and text boxes from a HTML form.
17 Answers
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Passing an array by reference
...yArray)
^ Pass an array. Array decays to a pointer. Thus you lose size information.
void Func(int (*myFunc)(double))
^ Pass a function pointer. The function returns an int and takes a double. The parameter name is myFunc.
...
Running a Python script from PHP
...t a quick reminder for those trying to use shell_exec on a
unix-type platform and can't seem to get it to work. PHP executes as
the web user on the system (generally www for Apache), so you need to
make sure that the web user has rights to whatever files or
directories that you are trying to...
Python add item to the tuple
...
#1 form
a = ('x', 'y')
b = a + ('z',)
print(b)
#2 form
a = ('x', 'y')
b = a + tuple('b')
print(b)
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mysql - how many columns is too many?
...e tables, rows and columns, work within that constraint if you want max performance, mimic your objects for convenience at the sake of performance. So should every piece of information about a person be stored within the same row? no, break them out and group them into different tables (using my ex...
WPF User Control Parent
...u know why this is? The user control has a parent which is the containing form. How do I get a handle to this form?
– Peter Walke
Jun 5 '09 at 15:44
2
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Django template how to look up a dictionary value with a variable
...
Since I can't comment, let me do this in the form of an answer:
to build on culebrón's answer or Yuji 'Tomita' Tomita's answer, the dictionary passed into the function is in the form of a string, so perhaps use ast.literal_eval to convert the string to a dictionary fir...
Why does the CheckBoxFor render an additional input tag, and how can I get the value using the FormC
...pproach that both Ruby on
Rails and MonoRail use.
When you submit a form with a checkbox, the value is only posted if
the checkbox is checked. So, if you leave the checkbox unchecked then
nothing will be sent to the server when in many situations you would
want false to be sent instead....
How do I print the elements of a C++ vector in GDB?
...elements of an array starting at pointer P is:
print P@N
Or, in a short form (for a standard .gdbinit):
p P@N
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