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Convert pem key to ssh-rsa format
...genrsa -out dummy-genrsa.pem 2048
In OpenSSL v1.0.1 genrsa is superseded by genpkey so this is the new way to do it (man genpkey):
openssl genpkey -algorithm RSA -out dummy-genpkey.pem -pkeyopt rsa_keygen_bits:2048
With ssh-keygen
ssh-keygen -t rsa -b 2048 -f dummy-ssh-keygen.pem -N '' -C "Test...
How to show “Done” button on iPhone number pad
...on is centered in the accessory view. You can position it at left or right by deleting the space on the pertinent side.
I have omitted a "Cancel" button because the default keyboard doesn't have one either. If you do want a "Cancel" button, I suggest that you instantiate it as a UIBarButtonSystemIt...
Do you use NULL or 0 (zero) for pointers in C++?
...ted to use a NULL pointer, irrespective of whether it is being interpreted by the compiler as NULL or not.
Overload of pointer and 'int' is relatively rare
The example that everybody quotes is:
void foo(int*);
void foo (int);
void bar() {
foo (NULL); // Calls 'foo(int)'
}
However, at leas...
Can two applications listen to the same port?
... socket, if the programs are designed to do so. When the socket is created by the first program, make sure the SO_REUSEADDR option is set on the socket before you bind(). However, this may not be what you want. What this does is an incoming TCP connection will be directed to one of the programs, not...
git working on two branches simultaneously
... imageUploader: {
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How can I detect if a browser is blocking a popup?
...wered Feb 26 '16 at 22:49
UncaAlbyUncaAlby
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Using boolean values in C
...ady == TRUE) ...
while (empty == FALSE) ...
These can always be replaced by the clearer
if (ready) ...
while (!empty) ...
Note that these can actually reasonably and understandably be read out loud.
Give your boolean variables positive names, ie full instead of notfull. The latter leads to c...
Including JavaScript class definition from another file in Node.js
... imageUploader: {
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What is the MySQL VARCHAR max size?
...nal representation of a MySQL table has a maximum row size limit of 65,535 bytes, not counting BLOB and TEXT types. BLOB and TEXT columns only contribute 9 to 12 bytes toward the row size limit because their contents are stored separately from the rest of the row. Read more about Limits on Table Col...
Increasing client_max_body_size in Nginx conf on AWS Elastic Beanstalk
...tation
For some application types, like Java SE, Go, Node.js, and maybe Ruby (it's not documented for Ruby, but all the other Nginx platforms seem to support this), Elasticbeanstalk has a built-in understanding of how to configure Nginx.
To extend Elastic Beanstalk's default nginx configuration...