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Why does JQuery have dollar signs everywhere?
... is that everything is done with the one global symbol (since the global namespaces is ridiculously crowded), jQuery, but you can use $ (because it's shorter) if you like:
// These are the same barring your using noConflict (more below)
var divs = $("div"); // Find all divs
var divs = jQuery(...
Each for object? [duplicate]
...;click</button>
<button id='button2'>click</button>
var messagesByButtonId = {"button0" : "clicked first!", "button1" : "clicked middle!", "button2" : "clicked last!"];
for(var buttonId in messagesByButtonId ) {
if (messagesByButtonId.hasOwnProperty(buttonId)) {
$('#'+b...
How to get a value from a cell of a dataframe?
... have constructed a condition that extract exactly one row from my data frame:
11 Answers
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Get current URL with jQuery?
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To get the path, you can use:
var pathname = window.location.pathname; // Returns path only (/path/example.html)
var url = window.location.href; // Returns full URL (https://example.com/path/example.html)
var origin = window.location.origin; // Returns...
How to comment out a block of code in Python [duplicate]
Is there a mechanism to comment out large blocks of Python code?
19 Answers
19
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How to loop through all enum values in C#? [duplicate]
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Yes you can use the GetValues method:
var values = Enum.GetValues(typeof(Foos));
Or the typed version:
var values = Enum.GetValues(typeof(Foos)).Cast<Foos>();
I long ago added a helper function to my private library for just such an occasion:
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PHP array: count or sizeof?
To find the number of elements in a PHP $array , which is faster/better/stronger?
7 Answers
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The Android emulator is not starting, showing “invalid command-line parameter”
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Git push failed, “Non-fast forward updates were rejected”
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Pull changes first:
git pull origin branch_name
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Android- create JSON Array and JSON Object
...= new JSONObject();
try {
student1.put("id", "3");
student1.put("name", "NAME OF STUDENT");
student1.put("year", "3rd");
student1.put("curriculum", "Arts");
student1.put("birthday", "5/5/1993");
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackT...