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What is the difference between a definition and a declaration?
...ers struct x; to be a declaration and struct x {}; a definition. (In other words, "forward declaration" a misnomer, since there are no other forms of class declarations in C++.)
Thanks to litb (Johannes Schaub) who dug out the actual chapter and verse in one of his answers.
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nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
...
@jerzy Even though the slightly ambiguous wording of that error message kind of suggests otherwise, it was probably designed to include the current value, not to instruct you what value to use.
– anothernode
Feb 25 '19 at 10:52
...
Sending a JSON to server and retrieving a JSON in return, without JQuery
....parse(xhr.responseText);
console.log(json.email + ", " + json.password);
}
};
var data = JSON.stringify({"email": "hey@mail.com", "password": "101010"});
xhr.send(data);
Sending and receiving data in JSON format using GET method
// Sending a receiving data in JSON format using GET me...
Should I learn C before learning C++? [closed]
...
I stand by my words. C++ is built on top of C and thus C is at its heart. The idioms used in C++ are much different than those used in C, but the syntax is the same. One can learn the right way to program C++ starting with C. Look at C...
mongodb count num of distinct values per field/key
...aggregation API. To complicate the case we're grouping by case-insensitive words from array property of the document.
db.articles.aggregate([
{
$match: {
keywords: { $not: {$size: 0} }
}
},
{ $unwind: "$keywords" },
{
$group: {
_id: {$...
Maven check for updated dependencies in repository
...g "the rule": version should be 3.0.1-RELEASE, not 3.0.1.RELEASE. In other words, I'm not sure it's a bug (I mean, sure, I'd expect the plugin to report 3.0.1.RELEASE as newer too, but I'm not sure this would be accepted as a bug).
– Pascal Thivent
Apr 29 '10 a...
Getting and removing the first character of a string
...ters in x. This is important when you have unequal number of characters in word or phrase.
Selecting the first letter is trivial as previous answers:
substring(x,1,1)
share
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improve this answer...
Why would a post-build step (xcopy) occasionally exit with code 2 in a TeamCity build?
... "This does not work under localised versions of Windows, where the prompt words might be different. An alternative trick is to add an asterisk '' to the end of the destination, then xcopy won't prompt for File/Directory. – Govert Jan 28 at 19:40" So, you can do the copy like this without echo D(...
Preserve line endings
...ork around that. Thanks for the update -- the other answers were the last word on this subject for a while.
– harpo
Nov 19 '12 at 22:57
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Search in all files in a project in Sublime Text 3
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@WesternGun thanks you took the words out of my mouth but I still have another question, does it do recursive search from the root /? At which depth does it stop? Can we change this behaviour somehow to make it deeper?
– hello_there_an...