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NPM global install “cannot find module”
...ode@v0.8.4
[cut]
npm info build /opt/lib/node_modules/promised-io
npm verb from cache /opt/lib/node_modules/promised-io/package.json
npm verb linkStuff [ true, '/opt/lib/node_modules', true, '/opt/lib/node_modules' ]
[cut]
My script fails on require('promised-io/promise'):
[neek@uberneek project]...
How to get the filename without the extension in Java?
...
you can also use FilenameUtils.getBasename to go straight from a path string to a filename-without-extension.
– Ian Durkan
Jan 28 '11 at 16:37
2
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What is the purpose of a question mark after a type (for example: int? myVariable)?
...<Int32>, pronounced "Nullable of Int32," can be assigned any
value from -2147483648 to 2147483647, or it can be assigned the null
value. A Nullable<bool> can be assigned the values true, false, or
null. The ability to assign null to numeric and Boolean types is
especially useful ...
How to scroll to the bottom of a UITableView on the iPhone before the view appears
...
From Jacob's answer, this is the code:
- (void) viewDidAppear:(BOOL)animated
{
[super viewDidAppear:animated];
if (self.messagesTableView.contentSize.height > self.messagesTableView.frame.size.height)
{
...
How to get the unix timestamp in C#
...mestamp:
DateTimeOffset.UtcNow.ToUnixTimeSeconds()
To get the timestamp from a DateTime:
DateTime foo = DateTime.UtcNow;
long unixTime = ((DateTimeOffset)foo).ToUnixTimeSeconds();
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impro...
How to check if a file exists in Go?
... whether or not the paths already exist. (Also you need to check the error from that call.)
Instead of using os.Create, you should use os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0666) . That way you'll get an error if the file already exists. Also this doesn't have a race condition with s...
Static linking vs dynamic linking
...amic linking, because their memory is small enough to make the RAM savings from dynamic linking very attractive. Full blown consumer PCs have, as Mark notes, enormous resources, and you can probably let the convenience issues drive your thinking on this matter.
To address the performance and effi...
Git Push ERROR: Repository not found
...e useful Git error messages. Can't find the repository that I just cloned from, huh? Liar.
– Grant Birchmeier
Jul 13 '12 at 15:47
...
Check for array not empty: any?
...
>> [nil, 1].any?
=> true
>> [nil, nil].any?
=> false
From the documentation:
If the block is not given, Ruby adds
an implicit block of {|obj| obj} (that
is any? will return true if at least
one of the collection members is not
false or nil).
...
Ruby / Rails - Change the timezone of a Time, without changing the value
...ched to t - it assumes that it's local to the time zone you are converting from.
One edge case to guard against here is DST transitions: the local time you specify may not exist or may be ambiguous.
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