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Why is division in Ruby returning an integer instead of decimal value?
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This is the fastest method I tested, the only way to get more performance is to divide operands that are floats to begin with. I've built a prime number generator in Ruby in order to learn the syntax, now I'm optimizing it to learn what wor...
Default value of function parameter
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int Add(int a, int b);
lib.cpp
int Add(int a, int b = 3) {
...
}
test.cpp
#include "lib.h"
int main() {
Add(4);
}
The compilation of test.cpp will not see the default parameter declaration, and will fail with an error.
For this reason, the default parameter definition is usually s...
How do I determine the current operating system with Node.js
...oking for the OS native module for Node.js:
v4: https://nodejs.org/dist/latest-v4.x/docs/api/os.html#os_os_platform
or v5 : https://nodejs.org/dist/latest-v5.x/docs/api/os.html#os_os_platform
os.platform()
Returns the operating system platform. Possible values are 'darwin', 'freebsd', 'li...
What is the default location for MSBuild logs?
... and press CTRL + S to save. Visual Studio will prompt you for a location (tested with Visual Studio 2017, but I'm assuming this works in earlier versions too).
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Center a popup window on screen?
...${h}, top=${y}, left=${x}`);
}
Implementation:
popupWindow('google.com', 'test', window, 200, 100);
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Why is `replace` property deprecated in AngularJS directives? [duplicate]
...getVal;
targetElement.attr(key, newVal);
}
}
angular.module('test')
.directive('unwrap', function() {
return {
restrict: 'AE',
templateUrl: 'unwrap.part.html',
compile: function() {
return function postCompile(scope, element, attr) {
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How can I replace text with CSS?
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You can't, well, you can.
.pvw-title:after {
content: "Test";
}
This will insert content after the current content of the element. It doesn't actually replace it, but you can choose for an empty div, and use CSS to add all the content.
But while you more or less can, you shoul...
Spring 3 RequestMapping: Get path value
...need to use built-in pathMatcher:
@RequestMapping("/{id}/**")
public void test(HttpServletRequest request, @PathVariable long id) throws Exception {
ResourceUrlProvider urlProvider = (ResourceUrlProvider) request
.getAttribute(ResourceUrlProvider.class.getCanonicalName());
Strin...
string c_str() vs. data()
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@BrianR.Bondy I tried this code: .. auto str = string { "Test \0String!" }; cout << "DATA : " << str.data() << endl; The output is "Test" and not the whole string, What did I do wrong?
– programmer
Sep 19 '15 at 15:45
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Check if URL has certain string with PHP
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This does not test the full url; only the path. It will not test against the scheme, domain, port, query parameters, or fragment.
– kloddant
Aug 2 '19 at 15:50
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