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How to think in data stores instead of databases?
...ctures, and now it's hard to see anything differently. I can understand some of the benefits of Google Datastore (e.g. performance and the ability to distribute data), but some good database functionality is sacrificed (e.g. joins).
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How do I tell CPAN to install all dependencies?
...s the one-liner making these changes permanent including automatic first-time CPAN configuration:
perl -MCPAN -e 'my $c = "CPAN::HandleConfig"; $c->load(doit => 1, autoconfig => 1); $c->edit(prerequisites_policy => "follow"); $c->edit(build_requires_install_policy => "yes"); $c...
Windows equivalent to UNIX pwd
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i got access denied and searched for solution , it took time so switched to another answer cd only
– shareef
Jul 7 '15 at 20:18
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How to Test a Concern in Rails
... have a Personable concern in my Rails 4 application which has a full_name method, how would I go about testing this using RSpec?
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What is a “first chance exception”?
...es it originate in a .NET program? And why is it called by that peculiar name (what 'chance' are we talking about)?
5 Answe...
What are some better ways to avoid the do-while(0); hack in C++?
... use returns instead of breaks. While all these checks correspond to the same level of abstraction as of the function, it is quite logical approach.
For example:
void foo(...)
{
if (!condition)
{
return;
}
...
if (!other condition)
{
return;
}
...
if (!anothe...
How to ignore user's time zone and force Date() use specific time zone
In an JS app, I receive timestamp (eq. 1270544790922 ) from server (Ajax).
7 Answers
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Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
After conducting some experiments on square matrices of different sizes, a pattern came up. Invariably, transposing a matrix of size 2^n is slower than transposing one of size 2^n+1 . For small values of n , the difference is not major.
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Get the first key name of a javascript object [duplicate]
Let's assume we have the following javascript object:
8 Answers
8
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File Explorer in Android Studio
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NOTE: For me, clicking on the Device Monitor first popped up a window asking for the location of the SDK. This was located at C:\users\<USER>\AppData\Local\Android\android-sdk\ . After putting in the correct SDK it worked.
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