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What exactly does the Access-Control-Allow-Credentials header do?
... default, CORS does not include cookies on cross-origin requests. This is different from other cross-origin techniques such as JSON-P. JSON-P always includes cookies with the request, and this behavior can lead to a class of vulnerabilities called cross-site request forgery, or CSRF.
In order to re...
How to pass the value of a variable to the stdin of a command?
... temporary files. How can I pass a variable to the stdin of a command? Or, if it's not possible, how to correctly use temporary files for such task?
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launch sms application with an intent
... an activity with the following attributes in its intent filter in your manifest? <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" />
– jqpubliq
Mar 3 '10...
Copy files from one directory into an existing directory
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@CiroSantilli六四事件法轮功包卓轩 If you copy a directory, cp will create a directory and copy all the files into it. If you use the pretend folder called ".", which is the same as the directory holding it, the copy behaves this way. Let's say t1 contains a ...
How can you check for a #hash in a URL using JavaScript?
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Simple:
if(window.location.hash) {
// Fragment exists
} else {
// Fragment doesn't exist
}
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improve this answer
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Float vs Decimal in ActiveRecord
...ever to use floats for currency.
The reason for that is how the IEEE specification defines floats in binary format. Basically, it stores sign, fraction and exponent to represent a Float. It's like a scientific notation for binary (something like +1.43*10^2). Because of that, it is impossible to st...
Difference between two DateTimes C#?
I need a function that can return the difference between the below two dates as 24.
6 Answers
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Android destroying activities, killing processes
... not be resumed until this method
returns. Followed by either onResume() if the activity returns back to
the front, or onStop() if it becomes invisible to the user.
onStop() Called when the activity is no longer visible to the user, because another activity has been resumed and is covering ...
How to make a floated div 100% height of its parent?
...he css height property, but essentially, #inner must ignore #outer height if #outer's height is auto, unless #outer is positioned absolutely. Then #inner height will be 0, unless #inner itself is positioned absolutely.
<style>
#outer {
position:absolute;
height:auto; wid...
Determining the size of an Android view at runtime
...he new size. This part must be done at runtime, since the view scales to different sizes depending on input from the user. My layout is defined in XML.
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