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Find the extension of a filename in Ruby
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Use extname method from File class
File.extname("test.rb") #=> ".rb"
Also you may need basename method
File.basename("/home/gumby/work/ruby.rb", ".rb") #=> "ruby"
share
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Install .ipa to iPad with or without iTunes
I have the .ipa from PhoneGap build and I need to test it. I got provisioning profile from Developer account.
25 Answers
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Having both a Created and Last Updated timestamp columns in MySQL 4.0
...itions in one table. Create both timestamp columns like so:
create table test_table(
id integer not null auto_increment primary key,
stamp_created timestamp default '0000-00-00 00:00:00',
stamp_updated timestamp default now() on update now()
);
Note that it is necessary to enter null ...
The specified named connection is either not found in the configuration, not intended to be used wit
...-one seemed to cover.
I had a main project with a couple of models, and a Test Project containing unit tests. The Test Project was working, but then stopped with the error mentioned in the OP. I hadn't done any renaming or moving of the EDMX file.
A lot of the advice mentioned comparing .config fi...
PowerShell: Store Entire Text File Contents in Variable
...o get the entire contents of a file:
$content = [IO.File]::ReadAllText(".\test.txt")
Number of lines:
([IO.File]::ReadAllLines(".\test.txt")).length
or
(gc .\test.ps1).length
Sort of hackish to include trailing empty line:
[io.file]::ReadAllText(".\desktop\git-python\test.ps1").split("`n")...
varbinary to string on SQL Server
...20697320612074657374
select cast(@b as varchar(max)) /*Returns "This is a test"*/
This is the equivalent of using CONVERT with a style parameter of 0.
CONVERT(varchar(max), @b, 0)
Other style parameters are available with CONVERT for different requirements as noted in other answers.
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In Typescript, How to check if a string is Numeric
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I would choose an existing and already tested solution. For example this from rxjs in typescript:
function isNumeric(val: any): val is number | string {
// parseFloat NaNs numeric-cast false positives (null|true|false|"")
// ...but misinterprets leading-numb...
GPU Emulator for CUDA programming without the hardware [closed]
...Is there an emulator for a Geforce card that would allow me to program and test CUDA without having the actual hardware?
7 ...
How to run only one task in ansible playbook?
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FWIW with Ansible 2.2 one can use include_role:
playbook test.yml:
- name: test
hosts:
- 127.0.0.1
connection: local
tasks:
- include_role:
name: test
tasks_from: other
then in roles/test/tasks/other.yml:
- name: say something else
shell: echo "I...
How can you encode a string to Base64 in JavaScript?
...la.javascript.EcmaError: TypeError: Cannot find function replace in object teste teste teste I'm trying to encode .txt with "teste teste teste". Anyone knows why this error?
– PRVS
Nov 4 '15 at 9:19
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