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Difference between require, include, require_once and include_once?
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hey i have a file which is sometimes included in index page and man time called directly (home.php) ........... now i already included config file on index page with require function now can i use require_once in home.php to prevent re includes
– Ravin...
The Difference Between Deprecated, Depreciated and Obsolete [closed]
...ot sure it's fair to say the accepted answer is wrong considering that the question explicitly asks what the terms mean "in a programming context". Your answer even concedes that the IT industry doesn't use the terms according to the definitions you provide.
– Martin Ellis
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When to use enumerateObjectsUsingBlock vs. for
...ons:
for (id x in y){
}
[y enumerateObjectsUsingBlock:^(id x, NSUInteger index, BOOL *stop){
}];
Even if you add a variable to track the index, the simple loop is easier to read.
So when you should use enumerateObjectsUsingBlock:? When you're storing a block to execute later or in multiple plac...
How many levels of pointers can we have?
... limit, it is the effective upper bound all spec-compliant compilers are required to support. It could be lower than the vendor-specific upper bound, of course. Rephrased differently (to align it with the OP's question), it is the maximum allowed by the spec (anything else would be vendor-specific.)...
Change Placeholder Text using jQuery
..."selection");
var textbx = document.getElementById("textbox");
var indexe = sel.selectedIndex;
if(indexe == 0) {
$("#textbox").attr("placeholder", "age");
}
if(indexe == 1) {
$("#textbox").attr("placeholder", "name");
}
}
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Replacing column values in a pandas DataFrame
...lect rows where the value is 'female'". It means to select rows where the index is 'female', of which there may not be any in your DataFrame.
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How to pass html string to webview on android
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do you add this to the <head> on the index.php/index.html?
– Mthe beseti
Mar 11 '14 at 10:32
1
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Getting current directory in .NET web application
...e website.
You want HttpRuntime.AppDomainAppPath.
If you're in an HTTP request, you can also call Server.MapPath("~/Whatever").
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ListView addHeaderView causes position to increase by one?
...go - the adapter you supply is wrapped with another adapter that takes the index offset into account when you supply a header. This code for this is using this is given by @Ramesh elsewhere on this page (+1 to you too!)
– Dori
Aug 20 '13 at 9:03
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What's a concise way to check that environment variables are set in a Unix shell script?
...ed to set DEST non-empty"}
Or, better (see section on 'Position of double quotes' below):
: "${STATE?Need to set STATE}"
: "${DEST:?Need to set DEST non-empty}"
The first variant (using just ?) requires STATE to be set, but STATE="" (an empty string) is OK — not exactly what you want, but the al...