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Why doesn't C++ have a garbage collector?
...tion exists.
There is a good discussion of the topic here.
General overview:
C++ is very powerful and allows you to do almost anything. For this reason it doesn't automatically push many things onto you that might impact performance. Garbage collection can be easily implemented with smart poi...
How can you encode a string to Base64 in JavaScript?
...also works for webkit browsers, such as Safari.
– Daniel Von Fange
Sep 2 '10 at 9:59
5
but it doe...
Re-enabling window.alert in Chrome
...y understand the feeling of insecurity before a release, but I strongly believe that if good practices can be done with few test cases (ie: OK->continues, Cancel->blocks), it is well worth the time. Maybe, such overpowered system-call-like functions like alert, prompt and confirm will be compl...
var.replace is not a function
...
I also getting same error, I tried toString() but getting error: cannot read property "toString" is undefined and same for "replace"
– Hitesh Kumar
Jul 13 at 14:28
...
Real life example, when to use OUTER / CROSS APPLY in SQL
...
Some uses for APPLY are...
1) Top N per group queries (can be more efficient for some cardinalities)
SELECT pr.name,
pa.name
FROM sys.procedures pr
OUTER APPLY (SELECT TOP 2 *
FROM sys.parameters pa
WHERE pa.object_...
What does “&” at the end of a linux command mean?
.... By default anyway. If your command is long-running or runs indefinitely (ie: microservice) you need to pr-pend it with nohup so it remains running after you disconnect from the session:
nohup sh my_script.sh &
EDIT: There does appear to be a gray area regarding the closing of background pro...
What are the most widely used C++ vector/matrix math/linear algebra libraries, and their cost and be
...g (?). Fewer geometric/rendering specific routines when compared to GMTL (ie: Euler angle definitions, etc).
IMSL -
Benefits: Very complete numeric library. Very, very fast (supposedly the fastest solver). By far the largest, most complete mathematical API. Commercially supported, mature, and ...
Position absolute but relative to parent
...nt div, and the other child div to the bottom of the parent div using css. Ie, I want to use absolute positioning with the two child divs, but position them relative to the parent div rather than the page. How can I do this?
...
How to return multiple values? [duplicate]
...urned object immutable (best initialize it in a constructor and keep your fields final)
– Kris
Dec 19 '11 at 13:35
2
...
Detect if an element is visible with jQuery [duplicate]
...isible):
Thanks to some detective work by Paul Irish at Google, we identified some cases where we could skip a bunch of extra work when custom selectors like :visible are used many times in the same document. That particular case is up to 17 times faster now!
Keep in mind that even with this improv...