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Java Byte Array to String to Byte Array
...1, while s2 holds the string representation of the bytes contained in b1.
Now, in your problem, your server returns a string similar to s1, therefore to get the array representation back, you need the opposite constructor method. If s2.getBytes() is the opposite of new String(b1), you need to find ...
Access denied for user 'root@localhost' (using password:NO)
..._safe]
[root ~]# kill -KILL [PID of mysqld]
[root ~]# service mysql start
Now you can successfully login as root user with the password you set
[root ~]# mysql -u root -pYourNewPassword
mysql>
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Check if item is in an array / list
...(lambda x : x == 5, nums)) > 0)
This solution is more robust. You can now check whether any number satisfying a certain condition is in your array nums.
For example, check whether any number that is greater than or equal to 5 exists in nums:
(len(filter (lambda x : x >= 5, nums)) > 0)
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Convert JS Object to form data
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Of course it will, you don't know what the server is expecting... for...in in JS is problamtic, the solution doesn't have to be Object.keys(), it could be hasOwnProperty(), but it needs to be at least a warning.
– Lior
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How to tell if a string is not defined in a Bash shell script
...not, you can do the following:
isdefined=0
${mystr+ export isdefined=1}
now, if isdefined=0 then the variable was undefined, if isdefined=1 the variable was defined
This way of checking variables is better than the above answer because it is more elegant, readable, and if your bash shell was con...
How do I concatenate multiple C++ strings on one line?
...) {
ostringstream os;
os << t;
return os.str();
}
You can now say things like:
string s = string("The meaning is ") + Str( 42 );
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RESTful way to create multiple items in one request
.../api/sheep/{id} and we can POST to /api/sheep to create a sheep resource.
Now, if we want to support bulk creation, we should consider a new flock resource at /api/flock (or /api/<your-resource>-collection if you lack a better meaningful name). Remember that resources don't need to map to you...
How does the String class override the + operator?
...erence value is then converted to type String by string
conversion.
Now only reference values need to be considered:
If the reference is null, it is converted to the string "null" (four ASCII characters n, u, l, l).
Otherwise, the conversion is performed as if by an invocation of...
Is 23,148,855,308,184,500 a magic number, or sheer chance?
...them to the acquiring bank for processing.
The submission to the bank is known as settlement, and its done by sending a plain text file in a very rigid format. (This was all developed decades ago and the number of systems now using it makes it hard to modernise)
Each transaction appears in the fil...
jQuery .live() vs .on() method for adding a click event after loading dynamic html
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@jfriend00 do you happen to know how we can apply this same process to a hover, non-hover situation? is there a source that talks about this?
– klewis
Jan 29 '16 at 20:52
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