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Value cannot be null. Parameter name: source
...if (graphQLResponse.Errors.Count() > 0)
This exception can be avoided by checking for null instead.
if (graphQLResponse.Errors != null)
Objective-C: Calling selectors with multiple arguments
...n where performMethodsViaSelectors method performs the other class methods by way of selectors:
@implementation ClassForSelectors
- (void) fooNoInputs {
NSLog(@"Does nothing");
}
- (void) fooOneIput:(NSString*) first {
NSLog(@"Logs %@", first);
}
- (void) fooFirstInput:(NSString*) first sec...
How to get .pem file from .key and .crt files?
...
I needed to do this for an AWS ELB. After getting beaten up by the dialog many times, finally this is what worked for me:
openssl rsa -in server.key -text > private.pem
openssl x509 -inform PEM -in server.crt > public.pem
Thanks NCZ
Edit: As @floatingrock says
With AWS, do...
Make Font Awesome icons in a circle?
... with FA you don't have content within the i-tag, but the icon is rendered by CSS later: <i class="fa fa-lock"></i> and this is what @Schneider actually asked for.
– Jan
Nov 9 '14 at 0:09
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Phone: numeric keyboard for text input
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<button type="submit">Submit</button>
</form>
By combining both type="number" and pattern="[0-9]*, we get a solution that works everywhere. And, its forward compatible with the future HTML 5.1 proposed inputmode attribute.
Note: Using a pattern will trigger the browser'...
How to truncate milliseconds off of a .NET DateTime
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@adotout, the Truncate method above will throw a DivideByZeroException if the timeSpan parameter is zero, is this what you mean by "approach breaks when ticks = 0"? It would be better to throw an ArgumentException when timeSpan is zero.
– Joe
...
Bash history without line numbers
... the time stamp associated
with each history entry displayed by the history builtin. If
this variable is set, time stamps are written to the history
file so they may be preserved across shell sessions. This uses
the history comment character ...
Git on Bitbucket: Always asked for password, even after uploading my public SSH key
...to enter username / password each time you push / pull. Check above answer by @manojlds
But if you want to clone with HTTPS and want to avoid entering username / password each time, you can store credentials into cache with below command:
git config --global credential.helper 'cache --timeout 3600...
Ignore Typescript Errors “property does not exist on value of type”
....: If getBBox would be in HTMLElement type you could cast the object to it by var typedElement = <HTMLElement> outerHtmlElement;.
– michalczukm
Jan 17 '16 at 20:00
4
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AngularJS - pass function to directive
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Also if you want to send a parameter to your function, call the function by passing an object:
<test color1="color1" update-fn="updateFn(msg)"></test>
JS
var app = angular.module('dr', []);
app.controller("testCtrl", function($scope) {
$scope.color1 = "color";
$scope.updat...