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When to use nil, blank, empty? [duplicate]
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edited Apr 20 '16 at 9:40
Ilya
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Different ways of loading a file as an InputStream
...is interpreted as a path local to the package of the class you are calling it from. For example calling, String.class.getResourceAsStream("myfile.txt") will look for a file in your classpath at the following location: "java/lang/myfile.txt". If your path starts with a /, then it will be considered a...
How to send JSON instead of a query string with $.ajax?
...bject to JSON, and then specify the contentType so your server understands it's JSON. This should do the trick:
$.ajax({
url: url,
type: "POST",
data: JSON.stringify(data),
contentType: "application/json",
complete: callback
});
Note that the JSON object is natively available ...
Make Div overlay ENTIRE page (not just viewport)?
So I have a problem that I think is quite common but I have yet to find a good solution for. I want to make an overlay div cover the ENTIRE page... NOT just the viewport. I don't understand why this is so hard to do... I've tried setting body, html heights to 100% etc but that isn't working. Her...
How to check if a symlink exists
... the GNU manpage, -h is identical to -L, but according to the BSD manpage, it should not be used:
-h file True if file exists and is a symbolic link. This operator is retained for compatibility with previous versions of this program. Do not rely on its existence; use -L instead.
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How to securely save username/password (local)?
...ils consist of username and password, and they need to be saved locally.
It's just a matter of security, so other people using the same computer can't see everyone's personal data.
What is the best/most secure way to save this data?
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Parallelize Bash script with maximum number of processes
...ng on what you want to do xargs also can help (here: converting documents with pdf2ps):
cpus=$( ls -d /sys/devices/system/cpu/cpu[[:digit:]]* | wc -w )
find . -name \*.pdf | xargs --max-args=1 --max-procs=$cpus pdf2ps
From the docs:
--max-procs=max-procs
-P max-procs
Run up to max-procs...
Interfaces vs. abstract classes [duplicate]
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The advantages of an abstract class are:
Ability to specify default implementations of methods
Added invariant checking to functions
Have slightly more control in how the "interface" methods are called
Ability to provide behavior related or unrelated to the interface fo...
How do you return a JSON object from a Java Servlet
... you're returning JSON, though (according to this other stackoverflow post it's "application/json").
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I get a “An attempt was made to load a program with an incorrect format” error on a SQL Server repli
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The answer by baldy below is correct, but you may also need to enable 32-bit applications in your AppPool.
Source: http://www.alexjamesbrown.com/uncategorized/could-not-load-file-or-assembly-chilkatdotnet2-or-one-of-its-dependencies-an-attempt-was-made-to-load-a-program-with-an-incorrect-format/
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