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In PHP, what is a closure and why does it use the “use” identifier?
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The as keyword in the use statement is giving me a syntax error in php 5.5: $closure = function ($value) use ($localVar as $alias) { //stuff}; Error given is: Parse: syntax error, unexpected 'as' (T_AS), expecting ',' or ')'
– Kal Zekdor
Jul 29...
How to make a Java Generic method static?
...a static method. Adding static to the method signature results in compile errors.
4 Answers
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Android ACTION_IMAGE_CAPTURE Intent
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can we use simple timestamps ?? or can the also make some errors ?? pleas do tag me when replied :)
– Rakeeb Rajbhandari
Nov 29 '13 at 8:06
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Safely turning a JSON string into an object
...SON.parse, the program MAY continue "successfully" but you'll still see an error thrown in the console with the dreaded "Error: unexpected token 'x'".
var data;
try {
data = JSON.parse(jqxhr.responseText);
} catch (_error) {}
data || (data = {
message: 'Server error, please retry'
});
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How do you get the length of a list in the JSF expression language?
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answered Mar 29 '17 at 2:05
ArryArry
4744 bronze badges
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How to get the list of files in a directory in a shell script?
I'm trying to get the contents of a directory using shell script.
10 Answers
10
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Get the Query Executed in Laravel 3/4
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Your code for Laravel 4 doesn't work. I get this ErrorException: Warning: call_user_func_array() expects parameter 1 to be a valid callback, class Illuminate\Database\MySqlConnection does not have a method getQueryList.
– duality_
Mar ...
An item with the same key has already been added
I get this error whenever I submit the form also the action method is not being called because of this:
21 Answers
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Cosmic Rays: what is the probability they will affect a program?
...s suggest that computers typically experience about one cosmic-ray-induced error per 256 megabytes of RAM per month.[15]
This means a probability of 3.7 × 10-9 per byte per month, or 1.4 × 10-15 per byte per second. If your program runs for 1 minute and occupies 20 MB of RAM, then the failure pr...
How to get the current time in Python
...t in a database, but it would require far more memory and be more prone to error than simply storing the Unix Epoch time, which I demonstrated first.
The other ways of viewing times are much more error prone, especially when dealing with data that may come from different time zones. You want there...