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Ubuntu rails install fails on zlib
...t doesn't work ... something about zLib not found crap ...
So, I actually READ the README and find that I need to edit a file ...
[my ruby source directory]/ext/Setup
and UN-COMMENT the line with zLib in it ... by removing the "#" in the first column
Then I run the commands again ... included h...
Should I return a Collection or a Stream?
Suppose I have a method that returns a read-only view into a member list:
9 Answers
9
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Finding JavaScript memory leaks with Chrome
...ed between Snapshots 1 and 2 in Snapshot 3's "Summary" view.
Now you are ready to find memory leaks!
You will notice nodes of a few different colors. Red nodes do not have direct references from Javascript to them, but are alive because they are part of a detached DOM tree. There may be a node i...
Finding duplicate values in a SQL table
...u2.name AND u.email = u2.email AND u.id > u2.id
)
Much more easier to read and understand IMHO
Note: The only issue is that you have to execute the request until there is no rows deleted, since you delete only 1 of each duplicate each time
...
How to search contents of multiple pdf files?
...might contain some pointers, but offers a rather technical and "off-topic" read...
– nutty about natty
Aug 31 '15 at 9:48
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What are the pros and cons of performing calculations in sql vs. in your application
...; the server could be streaming rows which you consume as they arrive - a "reader" metaphor is not uncommon.
– Marc Gravell♦
Sep 22 '11 at 23:03
1
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Does every Core Data Relationship have to have an Inverse?
...or spelling out in clear detail what is - from the docs, and from all I've read - the main argument in favor of having inverses for everything, even where the inverse relationship isn't humanly meaningful. This really ought to be the accepted answer. All this question thread is missing now is a more...
What is data oriented design?
I was reading this article , and this guy goes on talking about how everyone can greatly benefit from mixing in data oriented design with OOP. He doesn't show any code samples, however.
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Using emit vs calling a signal as if it's a regular function in Qt
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Emit is not "just decoration". emit tells the person reading the call that magic is about to happen (i.e. this is going to trigger code in objects this class potentially never heard of, and these calls might be synchronous or asynchronous), which is essentially totally lost if ...
Restoring state of TextView after screen rotation?
...tanceState) {
super.onRestoreInstanceState(savedInstanceState);
// Read values from the "savedInstanceState"-object and put them in your textview
}
@Override
protected void onSaveInstanceState(Bundle outState) {
// Save the values you need from your textview into "outState"-object
s...