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Node.js check if file exists
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From Node js documentation, seems like the best way to go if you plan on opening the file after checking its existence, is to actually open it and handle the errors if it doesn't exists. Because your file could be removed bet...
Bytecode features not available in the Java language
...re currently (Java 6) things you can do in Java bytecode that you can't do from within the Java language?
9 Answers
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What is the difference between const and readonly in C#?
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Apart from the apparent difference of
having to declare the value at the time of a definition for a const VS readonly values can be computed dynamically but need to be assigned before the constructor exits.. after that it is fro...
Java: Difference between PrintStream and PrintWriter
...lt encoding is generally a bad thing since it can lead to bugs when moving from one platform to another, especially if you are generating the file on one platform and consuming it on another.
With a Writer, you typically specify the encoding to use, avoiding any platform dependencies.
Why bother h...
Free space in a CMD shell
...ousands separators are the , character (or you can change the substitution from comma to something else).
It doesn't pollute your environment namespace, setting only the bytesfree variable on exit. If your dir output is different (eg, different locale or language settings), you will need to adjust...
Get class list for element with jQuery
... an “array-like object”, whereas .className.split(/\s+/).indexOf(⋯) (from the accepted answer) works.
– Incnis Mrsi
Jan 28 at 13:20
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jQuery Call to WebService returns “No Transport” error
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If your jQuery page isn't being loaded from http://localhost:54473 then this issue is probably because you're trying to make cross-domain request.
Update 1
Take a look at this blog post.
Update 2
If this is indeed the problem (and I suspect it is), you might wan...
How to delete a localStorage item when the browser window/tab is closed?
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Why can't we use the delete operator, exactly? From my tests, it seems that delete localStorage.key works just as fine as localStorage.removeItem(key). It seems clearer to me to use delete when I set my variables like localStorage.key = 1 rather than localStorage.setItem(...
git ahead/behind info between master and branch?
...- provided the user does git fetch before; useful to prevent pull requests from outdated branches.
– jakub.g
Mar 2 '16 at 19:53
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How to share my Docker-Image without using the Docker-Hub?
...kerfile creates a layer. You can also create layers by using docker commit from the command line after making some changes (via docker run probably).
These layers are stored by default under /var/lib/docker. While you could (theoretically) cherry pick files from there and install it in a different ...