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Gem::LoadError for mysql2 gem, but it's already in Gemfile
This error occurred while loading the following files:
14 Answers
14
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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 "{}"'
...
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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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 ...
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...
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
...
File Upload ASP.NET MVC 3.0
...
_SQLReader.Read();
}
catch (Exception e)
{
// log errors here
}
}
}
// this method will be called as part of the Stream ímplementation when we try to write to our VarbinaryStream class.
public override void Write(byte[] buffer, int index, int count)
{
try
{
i...