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Difference between `constexpr` and `const`
.... Therefore, you cannot use it as a constant expression:
int arr[mx]; // error: “constant expression required”
constexpr is a new C++11 keyword that rids you of the need to create macros and hardcoded literals. It also guarantees, under certain conditions, that objects undergo static initiali...
How to set selected item of Spinner by value, not by position?
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had similar errors thrown,but using this old school way helped: stackoverflow.com/questions/25632549/…
– Manny265
Sep 14 '15 at 20:23
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Maven: missing net.sf.json-lib
...pasted the dependency (with version 2.3), and then when I build I get this error:
4 Answers
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Redirecting stdout to “nothing” in python
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This is missing some error checking, but great idea
– Mad Physicist
Jul 22 '18 at 23:25
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How do I auto-reload a Chrome extension I'm developing?
...ws://' + LIVERELOAD_HOST + LIVERELOAD_PORT + '/livereload');
connection.onerror = function (error) {
console.log('reload connection got error:', error);
};
connection.onmessage = function (e) {
if (e.data) {
var data = JSON.parse(e.data);
if (data && data.command === 'reload') ...
How to save an activity state using save instance state?
I've been working on the Android SDK platform, and it is a little unclear how to save an application's state. So given this minor re-tooling of the 'Hello, Android' example:
...
How do you find the row count for all your tables in Postgres
I'm looking for a way to find the row count for all my tables in Postgres. I know I can do this one table at a time with:
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Placeholder Mixin SCSS/CSS
... @RickM It was reverted because the modifications you made don't compile (error: Base-level rules cannot contain the parent-selector-referencing character '&'.). This creates the exact output the OP is looking for, the answer you claim is "correct" does not.
– cimmanon
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What is a postback?
... @Galwegian: Don't you think then it will only happen when some validation errors occur so as to present the same page as the outcome.
– Shirgill Farhan
Dec 19 '14 at 18:32
ad...
How to get function parameter names/values dynamically?
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Solution that is less error prone to spaces and comments would be:
var fn = function(/* whoa) */ hi, you){};
fn.toString()
.replace(/((\/\/.*$)|(\/\*[\s\S]*?\*\/)|(\s))/mg,'')
.match(/^function\s*[^\(]*\(\s*([^\)]*)\)/m)[1]
.split(/,/)
["...