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Should Github be used as a CDN for javascript libraries? [closed]
...ou care about performance or IE9 compatibility.
GitHub doesn't serve its "raw" files with a far-future expires header. Without the possibility of cross-site caching, you lose the biggest benefit of using a public CDN to host your JavaScript. In fact, using GitHub as a CDN will be slower than simp...
How to get key names from JSON using jq
...
In combination with the above answer, you want to ask jq for raw output, so your last filter should be eg.:
cat input.json | jq -r 'keys'
From jq help:
-r output raw strings, not JSON texts;
...
How much is the overhead of smart pointers compared to normal pointers in C++?
...o overhead in the destructor. It does exactly the same as you would with a raw pointer.
– R. Martinho Fernandes
Dec 15 '14 at 11:22
...
Laravel - Eloquent or Fluent random row
...The amount of items you wish to receive
Laravel 4.2.7 - 5.1:
User::orderByRaw("RAND()")->get();
Laravel 4.0 - 4.2.6:
User::orderBy(DB::raw('RAND()'))->get();
Laravel 3:
User::order_by(DB::raw('RAND()'))->get();
Check this article on MySQL random rows. Laravel 5.2 supports this, for olde...
NoSQL - MongoDB vs CouchDB [closed]
...l vs the RESTful interface of CouchDB are all minor details.
If you want raw speed and to hell with data safety, you can make Mongo run faster than CouchDB as you can tell it to operate out of memory and not commit things to disk except for sparse intervals.
You can do the same with Couch, but it...
What C++ Smart Pointer Implementations are available?
...e rvalue auto pointer to a null pointer. Which leads to perhaps the worst drawback; they can't be used within STL containers due to the aforementioned inability to be copied. The final blow to any use case is they are slated to be deprecated in the next standard of C++.
std::auto_ptr_ref - This is ...
How to create a video from images with FFmpeg?
...s://github.com/cirosantilli/media/blob/master/opengl-rotating-triangle.zip?raw=true
unzip opengl-rotating-triangle.zip
cd opengl-rotating-triangle
wget -O audio.ogg https://upload.wikimedia.org/wikipedia/commons/7/74/Alnitaque_%26_Moon_Shot_-_EURO_%28Extended_Mix%29.ogg
Images generated with: How ...
Verifying signed git commits?
... ba12cb2, 03 Aug 2015)
verify-tag/verify-commit: add option to print raw gpg status information
verify-tag/verify-commit by default displays human-readable output on standard error.
However, it can also be useful to get access to the raw gpg status information, which is machine-readable...
Java code To convert byte to Hexadecimal
...inal String HEXES = "0123456789ABCDEF";
static String getHex(byte[] raw) {
final StringBuilder hex = new StringBuilder(2 * raw.length);
for (final byte b : raw) {
hex.append(HEXES.charAt((b & 0xF0) >> 4)).append(HEXES.charAt((b & 0x0F)));
}
return hex.toS...
smart pointers (boost) explained
... pointers can point to the same object at the same time. This applies to a raw pointer too, however raw pointers lack an important feature: They do not define whether they are owning or not. A share of ownership smart pointer will delete the object if every owner gives up the object. This behavior h...