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Difference between return and exit in Bash functions
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From man bash on return [n];
Causes a function to stop executing and return the value specified by n to its caller. If n is omitted, the return status is that of the last command executed in the function body.
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Eloquent Collection: Counting and Detect Empty
... recommends a certain way to check whether an Eloquent collection returned from $result = Model::where(...)->get() is empty, as well as counting the number of elements.
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Copy all files with a certain extension from all subdirectories
... unix, I want to copy all files with a certain extension (all excel files) from all subdirectories to another directory. I have the following command:
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Can't append element
... some changes when you do them directly (by which I mean creating the HTML from text like you're trying with the script tag), but when you do them with built-in commands things go better. Try this:
var script = document.createElement( 'script' );
script.type = 'text/javascript';
script.src = url;
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How do I run all Python unit tests in a directory?
... This worked for me. I have a tests folder with four files, run this from my Linux terminal, great stuff.
– JasTonAChair
Sep 22 '16 at 9:42
5
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Pull all commits from a branch, push specified commits to another
...think you're looking for is a 'cherry pick'. That is, take a single commit from the middle of one branch and add it to another:
A-----B------C
\
\
D
becomes
A-----B------C
\
\
D-----C'
This, of course, can be done with the git cherry-pick command.
The problem with this commit is t...
commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...tter method!) should fix it. See also How and when should I load the model from database for h:dataTable.
If UICommand or UIInput components are included by a dynamic source such as <ui:include src="#{bean.include}">, then you need to ensure that exactly the same #{bean.include} value is pres...
How to download/checkout a project from Google Code in Windows?
How do I download a ZIP file of an entire project from Google Code when there are no prepared downloads available?
6 Answe...
Checking if object is empty, works with ng-show but not from controller?
... need to set properties on the object before I have actually received info from $http. if its null then I couldn't do items.available = true could I ? I was under the impression that i had to create an object
– Martin
Jul 24 '13 at 16:27
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What is the difference between Amazon SNS and Amazon SQS?
...sages are NOT pushed to receivers. Receivers have to poll or pull messages from SQS. Messages can't be received by multiple receivers at the same time. Any one receiver can receive a message, process and delete it. Other receivers do not receive the same message later. Polling inherently introduces ...