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Checking if an instance's class implements an interface?
...f each approach:
Given an instance of an object
Object construction outside the loop (100,000 iterations)
____________________________________________
| class_implements | Reflection | instanceOf |
|------------------|------------|------------|
| 140 ms | 290 ms | 35 ms |
'---...
Merge branch with trunk
...verything still compiles and works
Commit the working copy (the trunk)
Consider killing the branch
In a team environment I would suggest that you first merge the latest modifications from the trunk in your branch, make sure that everything compiles and works, then do the above steps (which will be...
Set “this” variable easily?
...except that I can't figure out a nice way to set the "this" variable. Consider:
5 Answers
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Is there a JavaScript strcmp()?
...then I am a little puzzled that == is used and not === since the latter avoid type conversion and hence is that micro second faster.
– Tokimon
Jun 30 '14 at 8:45
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Chrome Dev Tools - “Size” vs “Content”
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@NiCkNewman Yes Size is the actual data size (not bandwidth btw) across the wire (Headers+Content combined). Content is the size of the inflated, uncompressed Content (e.g. if it was gziped) only (Headers excluded!).
– Israel
May 24 '15 at 1...
How to save a git commit message from windows cmd?
...
You are inside vim. To save changes and quit, type:
<esc> :wq <enter>
That means:
Press Escape. This should make sure you are in command mode
type in :wq
Press Return
An alternative that stdcall in the comments menti...
How to use PHP OPCache?
...s will be parsed again on the next visit.
opcache_reset();
opcache_invalidate():
Invalidates a specific cached script. Meaning the script will be parsed again on the next visit.
opcache_invalidate('/path/to/script/to/invalidate.php', true);
Maintenance and reports
There are some GUI's create...
Why does one hot encoding improve machine learning performance?
...ill get confused without one-hot encoding. With the naive encoding and Euclidean distance, the distance between French and US is 1. The distance between US and UK is 2. But with the one-hot encoding, the pairwise distances between [1, 0, 0], [0, 1, 0] and [0, 0, 1] are all equal to √2.
This is no...
Responsive iframe using Bootstrap
...div>
Option 2
If you don't want to wrap your iframes, you can use FluidVids https://github.com/toddmotto/fluidvids. See demo here: http://toddmotto.com/labs/fluidvids/
<!-- fluidvids.js -->
<script src="js/fluidvids.js"></script>
<script>
fluidvids.init(...
“unadd” a file to svn before commit
I was in the middle of doing a recursive svn add/commit, and a folder which did not have the proper ignore properties was included. I've got about 100 uploaded binary files versioned now, but I haven't committed yet.
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