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How to display request headers with command line curl
Command line curl can display response header by using -D option, but I want to see what request header it is sending. How can I do that?
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Difference between Role and GrantedAuthority in Spring Security
There are concepts and implementations in Spring Security, such as the GrantedAuthority interface to get an authority to authorize/control an access.
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Initialization of all elements of an array to one default value in C++?
...that you used,
int array[100] = {-1};
says "set the first element to -1 and the rest to 0" since all omitted elements are set to 0.
In C++, to set them all to -1, you can use something like std::fill_n (from <algorithm>):
std::fill_n(array, 100, -1);
In portable C, you have to roll your...
How to delete items from a dictionary while iterating over it?
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EDIT:
This answer will not work for Python3 and will give a RuntimeError.
RuntimeError: dictionary changed size during iteration.
This happens because mydict.keys() returns an iterator not a list.
As pointed out in comments simply convert mydict.keys() to a list ...
How to dynamically build a JSON object with Python?
I am new to Python and I am playing with JSON data. I would like to dynamically build a JSON object by adding some key-value to an existing JSON object.
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Import Error: No module named numpy
... answered Feb 18 '16 at 8:51
Andrei Madalin ButnaruAndrei Madalin Butnaru
2,92622 gold badges99 silver badges66 bronze badges
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encryption/decryption with multiple keys
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GnuPG does multi-key encryption in standard.
The following command will encrypt doc.txt using the public key for Alice and the public key for Bob. Alice can decrypt using her private key. Bob can also decrypt using his private key.
gpg --encrypt --recipient al...
How to force maven update?
I imported my already working project on another computer and it started to download dependencies.
25 Answers
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Format decimal for percentage values?
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Looking at here big difference is like US and France type. If above varies by culture, is there a culture-independent P formatting?
– bonCodigo
May 18 '14 at 1:36
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PowerMockito mock single static method and return object
...o mock a static method m1 from a class which contains 2 static methods, m1 and m2. And I want the method m1 to return an object.
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