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Algorithm to generate a crossword
...ch it increases the size of the grid and how many intersections there are (ideally you'd want each word to be crossed by 2-3 other words). Keep track of all the positions and their scores and then choose the best one.
share...
C++ unordered_map using a custom class type as the key
... the hashing method at the end of jogojapan's answer, but you can find the idea for a more general solution here (if you don't want to use Boost).
My code is maybe a bit too minified. For a slightly more readable version, please see this code on Ideone.
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How do you sign a Certificate Signing Request with your Certification Authority?
...ssword or passphrase so you can examine the certificate. It's a really bad idea to omit the password or passphrase.
$ openssl req -x509 -config openssl-ca.cnf -newkey rsa:4096 -sha256 -nodes -out cacert.pem -outform PEM
After the command executes, cacert.pem will be your certificate for CA operat...
When do we have to use copy constructors?
...ou should point out the better solution is to use std::string. The general idea is that only utility classes that manage resources need to overload the Big Three, and that all other classes should just use those utility classes, removing the need to define any of the Big Three.
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Writing your own STL Container
...e that the below is technically more strict than required, but this is the idea. Note that the vast majority of the "standard" functions are technically optional, due to the awesomeness that is iterators.
template <class T, class A = std::allocator<T> >
class X {
public:
typedef A a...
JSP tricks to make templating easier?
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Based on the same basic idea as in @Will Hartung's answer, here is my magic one-tag extensible template engine. It even includes documentation and an example :-)
WEB-INF/tags/block.tag:
<%--
The block tag implements a basic but useful exten...
How do iOS Push Notifications work?
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Any idea what is the usage of the Device Token? Is it used for encrypting communication between the APNS server and the App or elsewhere?
– Mugen
Apr 27 '16 at 8:15
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How to avoid reinstalling packages when building Docker image for Python projects?
...king for in his use case but if your making a build server this is a great idea
– oden
Jan 2 '18 at 6:07
2
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Accessing a Shared File (UNC) From a Remote, Non-Trusted Domain With Credentials
... the local user account on the shared folder, but I get access denied. Any ideas on why this may be happening? thx.
– M3NTA7
May 4 '17 at 16:02
2
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Do sealed classes really offer performance Benefits?
...@Smilediver It can improve performance, but only if you have a bad JIT (no idea how good the .NET JITs are nowadays though - used to be quite bad in that regard). Hotspot for example will inline virtual calls and deoptimize later if necessary - hence you pay the additional overhead only if you actua...