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How to format a Java string with leading zero?
...g.format("%0"+ (9 - "Apple".length() )+"d%s",0 ,"Apple").substring(0,8); . Now you wont have this exception.
– Abhinav Puri
Jan 8 '17 at 7:25
1
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Generating a UUID in Postgres for Insert statement?
...y run. Then I had to run psql -d dbname -f SHAREDIR/contrib/module.sql and now it works!!! select uuid_generate_v1(); returns 1 now now. Thanks so much!
– anon58192932
Sep 29 '12 at 22:13
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Restore Eclipse subversion project connection
...pository from inside Eclipse. All was well for some weeks then for some unknown reason, Eclipse (specifically: subclipse in Ganymede) no longer recognizes my project as being under svn control. The team context-menu only shows the basic "apply patch" / "share this project" menu options. From the she...
How to convert an int to a hex string?
... if the output letters are upper or lower.):
'{:x}'.format(15)
> f
And now with the new f'' format strings you can do:
f'{15:x}'
> f
To add 0 padding you can use 0>n:
f'{2034:0>4X}'
> 07F2
NOTE: the initial 'f' in f'{15:x}' is to signify a format string
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Xcode is not currently available from the Software Update server
...hat the command line tools which have already been installed by Xcode5 are now findable by xcode-select. After following this advice I was able to successfully install homebrew, which had been failing.
– Peter Gluck
Jun 16 '14 at 6:24
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How can I declare and define multiple variables in one line using C++?
...InputValue, presentInputValue;) or if they just happen to be the same type now but don't really need to be (uint8_t height, width; might turn into uint8_t height; uint16_t width; in the future and should have been uint8_t height; uint8_t width; to begin with).
– altendky
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Convert NaN to 0 in javascript
...h, it's because of the title "Convert NaN to 0". Anyway, covered both ways now.
– user113716
Sep 24 '11 at 17:20
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PHP Fatal error: Using $this when not in object context
...
@Sarfraz it's better now. Sorry for pestering you, but as this became the accepted answer, I felt it necessary to point these things out :) Thanks for your patience.
– Gordon
Feb 28 '10 at 13:00
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How to get back to the latest commit after checking out a previous commit?
...
If you know the commit you want to return to is the head of some branch, or is tagged, then you can just
git checkout branchname
You can also use git reflog to see what other commits your HEAD (or any other ref) has pointed to in ...
Get local IP address in node.js
...
os.networkInterfaces as of right now doesn't work on windows. Running programs to parse the results seems a bit iffy. Here's what I use.
require('dns').lookup(require('os').hostname(), function (err, add, fam) {
console.log('addr: '+add);
})
This should...