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How to search in array of object in mongodb
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The right way is:
db.users.find({awards: {$elemMatch: {award:'National Medal', year:1975}}})
$elemMatch allows you to match more than one component within the same array element.
Without $elemMatch mongo will look for users with National Medal in som...
How to use “not” in xpath?
I want to write something of the sort:
4 Answers
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How to scroll the window using JQuery $.scrollTo() function
I'm trying to scroll down 100px every time the user gets near the top of the document.
6 Answers
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How to switch between hide and view password
...s there a clever way to let the user switch between hide and view password in an android EditText?
A number of PC based apps let the user do this.
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How do I avoid capturing self in blocks when implementing an API?
I have a working app and I'm working on converting it to ARC in Xcode 4.2. One of the pre-check warnings involves capturing self strongly in a block leading to a retain cycle. I've made a simple code sample to illustrate the issue. I believe I understand what this means but I'm not sure the "corre...
Escaping quotes and double quotes
How do I properly escape the quotes in the -param value in the following command line?
3 Answers
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IISExpress returns a 503 error from remote machines
I'm attempting to test a website I have running in a local IISExpress instance with some other machines / devices on my local network. I am running Win7 Pro.
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Jquery select all elements that have $jquery.data()
...r()
$('*').filter(function() {
return $(this).data('myAttr') !== undefined;
});
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How to make all Objects in AWS S3 bucket public by default?
I am using a PHP library to upload a file to my bucket. I have set the ACL to public-read-write and it works fine but the file is still private.
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Caching a jquery ajax response in javascript/browser
I would like to enable caching of an ajax response in javascript/browser.
6 Answers
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