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Default value of function parameter
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If you put the declaration in a header file, and the definition in a separate .cpp file, and #include the header from a different .cpp file, you will be able to see the difference.
Specifically, suppose:
lib.h
int Add(int a, int b);
lib.cpp
int Add(int a, in...
Error: Cannot pull with rebase: You have unstaged changes
...
Do git status, this will show you what files have changed. Since you stated that you don't want to keep the changes you can do git checkout -- <file name> or git reset --hard to get rid of the changes.
For the most part, git will tell you what to do about ...
Excluding directories in os.walk
...that descends into a directory tree (using os.walk()) and then visits each file matching a certain file extension. However, since some of the directory trees that my tool will be used on also contain sub directories that in turn contain a LOT of useless (for the purpose of this script) stuff, I fi...
namespaces for enum types - best practices
...e- C++11. If you are using C++11, use enum class)
I've got one big header file that contains all my project enums, because these enums are shared between worker classes and it doesn't make sense to put the enums in the worker classes themselves.
The struct avoids the public: syntactic sugar, and t...
How to remove ASP.Net MVC Default HTTP Headers?
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You can also remove them by adding code to your global.asax file:
protected void Application_PreSendRequestHeaders(object sender, EventArgs e)
{
HttpContext.Current.Response.Headers.Remove("X-Powered-By");
HttpContext.Current.Response.Headers.Remove("X-AspNet-Version");
Ht...
Execute a command line binary with Node.js
...ocess.exec:
const { exec } = require('child_process');
exec('cat *.js bad_file | wc -l', (err, stdout, stderr) => {
if (err) {
// node couldn't execute the command
return;
}
// the *entire* stdout and stderr (buffered)
console.log(`stdout: ${stdout}`);
console.log(`stderr: ${s...
“Debug certificate expired” error in Eclipse Android plugins
...ug.keystore on Linux and Mac OS X; the directory is something like %USERPROFILE%/.androidon Windows.
The Eclipse plugin should then generate a new certificate when you next try to build a debug package. You may need to clean and then build to generate the certificate.
...
Can Git hook scripts be managed along with the repository?
... git version 2.9 now has a config option for core.hooksPath to set up a file outside of .git to link to the hooks folder.
– Aaron Rabinowitz
May 29 '18 at 16:52
add a comm...
How to make asynchronous HTTP requests in PHP
... calls? I don't care about the response, I just want to do something like file_get_contents() , but not wait for the request to finish before executing the rest of my code. This would be super useful for setting off "events" of a sort in my application, or triggering long processes.
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$_POST vs. $_SERVER['REQUEST_METHOD'] == 'POST'
...check $_POST until I got into a trouble with larger POST data and uploaded files. There are configuration directives post_max_size and upload_max_filesize - if any of them is exceeded, $_POST array is not populated.
So the "safe way" is to check $_SERVER['REQUEST_METHOD']. You still have to use is...