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How to copy Docker images from one host to another without using a repository
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You will need to save the Docker image as a tar file:
docker save -o <path for generated tar file> <image name>
Then copy your image to a new system with regular file transfer tools such as cp, scp or rsync(preferred for big files). After that you will have ...
Retrieve the commit log for a specific line in a file?
...ve you a commit log for just commits that touched a particular line in a file?
10 Answers
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What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
...g at an online source code I came across this at the top of several source files.
7 Answers
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Copy entire contents of a directory to another using php
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It seems that copy only handle single files. Here is a function for copying recursively I found in this note on the copy documentation page:
<?php
function recurse_copy($src,$dst) {
$dir = opendir($src);
@mkdir($dst);
while(false !== ( $file =...
Accessing JPEG EXIF rotation data in JavaScript on the client side
...ite your own data reader for older browsers):
function getOrientation(file, callback) {
var reader = new FileReader();
reader.onload = function(e) {
var view = new DataView(e.target.result);
if (view.getUint16(0, false) != 0xFFD8)
{
return cal...
“Undefined reference to” template class constructor [duplicate]
... context. The common answer is to put all the implementation in the header file, but there's another approach will will be suitable in some cases. The choice is yours.
The code in a template is merely a 'pattern' known to the compiler. The compiler won't compile the constructors cola<float>::...
Replace whitespaces with tabs in linux
How do I replace whitespaces with tabs in linux in a given text file?
10 Answers
10
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How do I specify new lines on Python, when writing on files?
... in the os package. (It's actually called linesep.)
Note: when writing to files using the Python API, do not use the os.linesep. Just use \n; Python automatically translates that to the proper newline character for your platform.
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Git on Windows: How do you set up a mergetool?
... git kept complaining about non-existing tool)
added double quotes for all file names so that files with spaces can still be found by the merge tool (I tested this in msys Git from Powershell)
note that by default Perforce will add its installation dir to PATH, thus no need to specify full path to p...
Any recommendations for a CSS minifier? [closed]
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Adding onto this, here is a Makefile which will download the YUI Compressor, pack your files, and minify them. github.com/balupton/jquery-sparkle/blob/…
– balupton
Jul 26 '10 at 15:39
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