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Print “hello world” every X seconds
...}
System.out.println("Hello world!"):
}
This will stop the thread at least X milliseconds. The thread could be sleeping more time, but that's up to the JVM. The only thing guaranteed is that the thread will sleep at least those milliseconds. Take a look at the Thread#sleep doc:
Causes the ...
Hiding a password in a python script (insecure obfuscation only)
...unt it uses should have no access other than exactly what is necessary. At least the password should be long and rather random.
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How to detect when cancel is clicked on file input?
...t in addition to listening to focus on window seems to work everywhere (at least in modern browsers, I don't care about past-decade wrecks). Basically, any interaction event can be used for this task that is blocked by an opened file open dialog.
– John Weisz
S...
Find all files in a directory with extension .txt in Python
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Not only is this easy, it is also case insensitive. (At least, it is on Windows, as it should be. I'm not sure about other OSes.)
– Jon Coombs
Jan 30 '14 at 4:17
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Custom CSS Scrollbar for Firefox
...oes appear to be well-supported however, with macOS and Windows support at-least.
It's probably worth noting that the length value option and the entire scrollbar-width property are being considered for removal in a future draft, and if that happens this particular property may be removed from Fire...
Using Version Control for Home Development?
...implicit backups of your work (just make sure your svn repo is at the very least on a different hard drive than your main work)
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How can I set response header on express.js assets
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There is at least one middleware on npm for handling CORS in Express: cors. [see @mscdex answer]
This is how to set custom response headers, from the ExpressJS DOC
res.set(field, [value])
Set header field to value
res.set('Content-T...
IntelliJ Split Window Navigation
... like it's now mapped to Alt+Tab and Shift+Alt+Tab so no need to remap (at least for OSX 10.5+ settings).
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Change an HTML5 input's placeholder color with CSS
...ity (i.e. "form-control::-webkit-input-placeholder"), so you need to be at least as specific or use "!important" in your CSS. (this was hell to debug as neither Firebug nor Devtools seem to show this pseudo class)
– Costa
Oct 6 '14 at 22:42
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Find which version of package is installed with pip
... The naming of 'freeze' is historical - it dates back to at least 2008. At the time, many people were already familiar with "freezing" ruby gems, so pip borrowed the then-widely-used name.
– AdamKG
Feb 17 '14 at 21:54
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