How to use variable as Object Key?
Let’s learn how to use variable as Object Key. The most accurate or helpful solution is served by Stack Overflow.
There are ten answers to this question.
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I'm trying to use variable name given to me by my function, but its actually setting the object key equal to 'name' function addlist(name, item, id){ // Add to user's list var $push = {}; $push[name] = item; console.log(id); db.collection('newcon').update({_id: id}, {"$push": {name: item}}); ret(id); } Other solutions similar to this don't work, since I need to also have it build onto the array every time this function is called, not replace whatever is in it each time.
Answer:
JavaScript has no nice notation for creating an object where the keys are variables: var $push_query...
Ajax jQuery at Stack Overflow Mark as irrelevant Undo
Other solutions
I'm trying to incorporate an embedded video into my website on my blog, but the website I use don't let you use the object tag, if you use it, it ignores and throws off the rest of the tags because they don't want you to use JavaScript or Flash. Don...
Answer:
Video files can be easily included in your pages using the <EMBED> tag. <EMBED SRC="mymovie...
Inquirer at Yahoo! Answers Mark as irrelevant Undo
hello, guys! i just create a program that will add new student objects to a arraylist(named list). and under each object, there are methods such as getGrade and setGrade. can anyone tell me the code for using the getGrade() method of the first element...
snbbqsb at Yahoo! Answers Mark as irrelevant Undo
When we touch something through a relatively small object / medium of relative density and volume, we can still feel the sense of touch as we are touching directly. What is its scientific definition and Is there any mathematical formula that explains...
Answer:
This is a phenomenon known as projection. Your body schema (where your body parts are, what shape...
Simon Cooke at Quora Mark as irrelevant Undo
How can we use emission or absorption lines to determine the chemical composition of a distant object? It's an astronomy question I'm having a hard time with.
Answer:
Spectroscopes are attached to telescopes to separate the spectral lines. Then, the wavelengths and intensities...
Meghan at Yahoo! Answers Mark as irrelevant Undo
How do you use these words and in what context? For example: Luis y yo tenemos una buena amiga en el banco. Ella_____explica cuando tenemos problemas. Nosotros siempre _______decimos<<Gracias>>. Ok on the first blank it is nos and on...
Answer:
Yes, there is a context. Let's translate... Louis and I have a good friend at the bank. She explains...
Yahoo! Answers Mark as irrelevant Undo
I have a Mapping the Stars worksheet and this question is Astronmers measure ______________ in hours by how far east an object is from the vernal equinox. Can anyone help me?
Alexis Helen Bernt at Yahoo! Answers Mark as irrelevant Undo
As the title says, I have been told that object serialization can be used to save variables and would like to know how i would go about this.
Answer:
in python you can use pickle: http://docs.python.org/library/pickle.ht… another possibility would...
Hucklebe... at Yahoo! Answers Mark as irrelevant Undo
some scanner manufacturors claim their product scanner can scan real object such as wrist watch, apple and coin and produce digital image for archives and e-mail...
Answer:
You can't scan a real object with good result. If its flat enough you can achieve lil bit of clarity...
Mr. ? at Yahoo! Answers Mark as irrelevant Undo
I have an object, let's say a block of wood. The block is kept in front of the sensor, and is moved to and fro along that direction itself. I wish to plot the distance it's moving w.r.t the time. How can I go about this? Would there be any better options...
Answer:
To plot the values coming in from the serial line you can use the software "Processing". Its...
Zubin Priyansh at Quora Mark as irrelevant Undo
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