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Number of elements in a javascript object
Is there a way to get (from somewhere) the number of elements in a javascript object?? (i.e. constant-time complexity).
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Best content type to serve JSONP?
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Use application/javascript. In that way, clients can rely on the content-type without having to manually check whether a response has padding or not.
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json_encode/json_decode - returns stdClass instead of Array in PHP
Observe this little script:
7 Answers
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Why is there an “Authorization Code” flow in OAuth2 when “Implicit” flow works so well?
...ser - client side - so the only way to read the hash fragment is using JavaScript that runs on the page.
This makes it possible to pass an Access Token directly to the client without the risk of it being intercepted by an intermediary server. This has the caveat of only being possible client side ...
Database design for a survey [closed]
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My design is shown below.
The latest create script is at https://gist.github.com/durrantm/1e618164fd4acf91e372
The script and the mysql workbench.mwb file are also available at
https://github.com/durrantm/survey
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“Inspect” a hover element?
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If the hover is triggered by JS, just pause script execution via the keyboard. This is a much simpler way of freezing the DOM than the other answers suggest.
Here's how you do it in Chrome. I'm sure Firefox has an equivalent procedure:
Open up Developer Tools and go...
How to declare a variable in a PostgreSQL query
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This is ideal for when I have a migration script where I want to import some relational data. Obviously I won't know the sequence id the relational data is given.
– Relequestual
Feb 13 '15 at 9:40
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What's the difference between encoding and charset?
... large number of charsets, including many that are intended for particular scripts or languages.
However, we are well along the way in the transition to Unicode, which includes a character set capable of representing almost all the world's scripts. However, there are multiple encodings for Unicod...
Why always ./configure; make; make install; as 3 separate steps?
...ferent things
Prepare(setup) environment for building
./configure
This script has lots of options that you should change. Like --prefix or --with-dir=/foo. That means every system has a different configuration. Also ./configure checks for missing libraries that should be installed. Anything wron...
Run a JAR file from the command line and specify classpath
...h jar in the manifest (not a biggie as you only do once, and you can use a script to build the file or use a build tool like ANT or Maven or Gradle). And the reference has to be a relative or absolute directory to where you run the java -jar MyJar.jar.
Then execute it with
java -jar MyJar.jar
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