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How to test if parameters exist in rails
I'm using an IF statement in Ruby on Rails to try and test if request parameters are set. Regardless of whether or not both parameters are set, the first part of the following if block gets triggered. How can I make this part ONLY get triggered if both params[:one] and params[:two] is set?
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What is your preferred php deployment strategy? [closed]
...s well.
Commits trigger a post-commit hook which updates a staging server.
Tests are ran on staging server, if they pass - continue.
Phing build script is ran:
Takes down production server, switching the domain to an "Under construction" page
Runs SVN update on production checkout
Runs schema deltas...
Checking the equality of two slices
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You need to loop over each of the elements in the slice and test. Equality for slices is not defined. However, there is a bytes.Equal function if you are comparing values of type []byte.
func testEq(a, b []Type) bool {
// If one is nil, the other must also be nil.
if (a == n...
Math functions in AngularJS bindings
...me cases will cause poor performance. That, and it's going to be harder to test.
If you're doing this as part of a static form, fine. The accepted answer will work, even if it isn't easy to test, and it's hinky.
If you want to be "Angular" about this:
You'll want to keep any "business logic" (i.e...
How to test if a dictionary contains a specific key? [duplicate]
What's the cleanest way to test if a dictionary contains a key?
1 Answer
1
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How to remove item from a JavaScript object [duplicate]
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var test = {'red':'#FF0000', 'blue':'#0000FF'};
delete test.blue; // or use => delete test['blue'];
console.log(test);
this deletes test.blue
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Check if a string has a certain piece of text [duplicate]
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Here you go: ES5
var test = 'Hello World';
if( test.indexOf('World') >= 0){
// Found world
}
With ES6 best way would be to use includes function to test if the string contains the looking work.
const test = 'Hello World';
if (test.include...
Why am I getting “undefined reference to sqrt” error even though I include math.h header? [duplicate
...aries by environment, but in Linux/Unix, just add -lm to the command:
gcc test.c -o test -lm
The math library is named libm.so, and the -l command option assumes a lib prefix and .a or .so suffix.
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How can we access context of an application in Robolectric?
...ment.application;
And for version 4.x:
add to your build.gradle file:
testImplementation 'androidx.test:core:1.0.0'
retrieve the context with:
ApplicationProvider.getApplicationContext()
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XP风格按钮的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...：1.从互联网上下载XPButton类；2.创建基于对话框的MFC工程Test,将下载的XPButton.cpp和XPButt...方法一：利用XPButton类实现
具体操作步骤如下：
1.网上下载XPButton类；请参考《【工程源码】XPButton源码-XP风格按钮》
2.创建基于对话框的...