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What are the pros and cons of performing calculations in sql vs. in your application
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I think that a good rule of thumb is: don't bring back from SQL server rows of data you don't ultimately need. For example, if you have to perform aggregate operations, they likely belong in SQL. Joins between tables or subqueries? SQL. That's also the approach we use with badges...
Is it possible to stop JavaScript execution? [duplicate]
...vaScript in a way that it prevents any further JavaScript-based execution from occuring, without reloading the browser?
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Get current time in seconds since the Epoch on Linux, Bash
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the date manpge should be changed from %s seconds since 1970-01-01 00:00:00 UTC to %s seconds since the epoch, 1970-01-01 00:00:00 UTC because I missed it in there.
– devin
Nov 18 '11 at 19:17
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getting the screen density programmatically in android?
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You can get info on the display from the DisplayMetrics struct:
DisplayMetrics metrics = getResources().getDisplayMetrics();
Though Android doesn't use a direct pixel mapping, it uses a handful of quantized Density Independent Pixel values then scales to...
Limitations of Intel Assembly Syntax Compared to AT&T [closed]
...h infix arithmetic is more familiar to algebra students, it is not obvious from the syntax that there are exactly 4 arguments to the operation, or that only one of them may be multiplied, and in neither case is it clear that the multiplier must be a power of 2.
– bug
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How can you dynamically create variables via a while loop? [duplicate]
...ers... Creating an item (key,value) in a dictionary a isn't very different from creating the same in locals() or globals() that are implemented as dictionaries too. I wonder why I have been downvoted by some downvote sniper for my answer creating an item in globals() while the answer of Gintautas Mi...
How to build & install GLFW 3 and use it in a Linux project
...ast night I was working late trying to build the GLFW 3 packages for Linux from source. This process took me a very long time, about 3 hours in total, partly because I am unfamiliar with CMake, and partly because I am was unfamiliar with GLFW.
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What's the difference between using “let” and “var”?
...ne of the main sources of bugs in JavaScript.
Take a look at this example from another stackoverflow question:
var funcs = [];
// let's create 3 functions
for (var i = 0; i < 3; i++) {
// and store them in funcs
funcs[i] = function() {
// each should log its value.
console.log("My v...
How can I get a user's media from Instagram without authenticating as a user?
...ugh manage clients (not related to user whatsoever).
You can get [USER ID] from username by performing GET users search request:
https://api.instagram.com/v1/users/search?q=[USERNAME]&client_id=[CLIENT ID]
share
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Fastest way to get the first object from a queryset in django?
Often I find myself wanting to get the first object from a queryset in Django, or return None if there aren't any. There are lots of ways to do this which all work. But I'm wondering which is the most performant.
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