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How to make an AJAX call without jQuery?
... else if (xmlhttp.status == 400) {
alert('There was an error 400');
}
else {
alert('something else other than 200 was returned');
}
}
};
xmlhttp.open("GET", "ajax_info.txt", true);
xmlhttp.send();
}
</script&...
Calling shell functions with xargs
...'echo_var "$@"' _ {}
Also, using return 0 and exit 0 like that masks any error value that might be produced by the command preceding it. Also, if there's no error, it's the default and thus somewhat redundant.
@phobic mentions that the Bash command could be simplified to
bash -c 'echo_var "{}"'
...
Gem::LoadError for mysql2 gem, but it's already in Gemfile
This error occurred while loading the following files:
14 Answers
14
...
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'
});
...
Python set to list
... I just copied and pasted this exact code in IDLE; I get the error.
– user825286
Jul 26 '11 at 10:43
Can...
CS0120: An object reference is required for the nonstatic field, method, or property 'foo'
...d.Sleep(1000);
}
setTextboxText(result);
}
More info about this error can be found on MSDN.
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What is the EAFP principle in Python?
... to access a dictionary key.
EAFP:
try:
x = my_dict["key"]
except KeyError:
# handle missing key
LBYL:
if "key" in my_dict:
x = my_dict["key"]
else:
# handle missing key
The LBYL version has to search the key inside the dictionary twice, and might also be considered slightly l...
Java Array Sort descending?
...verse Comparator defined by Collections.reverseOrder() , it will throw the error
no suitable method found for sort(int[],comparator)
That will work fine with 'Array of Objects' such as Integer array but will not work with a primitive array such as int array.
The only way to sort a primitive ...
How to install ia32-libs in Ubuntu 14.04 LTS (Trusty Tahr)
...ems OK. But when I tried to compile some C code, I encounter the following error. The error seems to be due to the OS lacking the 32-bit architecture support. The error output is as following:
...
The server principal is not able to access the database under the current security context in SQL Se
...login is fine but when I use the command use myDatabase it gives me this error:
9 Answers
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