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source command not found in sh shell
...hat uses sh shell. I get an error in the line that uses the source command. It seems source is not included in my sh shell.
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Best way to add “current” class to nav in Rails 3
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Your way suit best when there are some pages handled by different controller / actions but in the same menu item, right? Have you encountered more advantages~?
– PeterWong
Sep 15 '10 at 2:39
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Uint8Array to string in Javascript
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TextEncoder and TextDecoder from the Encoding standard, which is polyfilled by the stringencoding library, converts between strings and ArrayBuffers:
var uint8array = new TextEncoder("utf-8").encode("¢");
var string = new TextDecoder("...
new Date() works differently in Chrome and Firefox
...x epoch, or use a regular expression to break the string down in its parts and then feed those into Date.UTC.
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python list in sql query as parameter
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@bobince in my case I have assigned a variable a='john' and b='snow' and stored it in a tuple with the name got=['a,b'] and did performed the same query. Doing this I got the erroy i.e. Type Error: not all arguments converted during string formatting. How am I supposed to solbe i...
if/else in a list comprehension
...x in row]
In general,
[f(x) if condition else g(x) for x in sequence]
And, for list comprehensions with if conditions only,
[f(x) for x in sequence if condition]
Note that this actually uses a different language construct, a conditional expression, which itself is not part of the comprehensi...
Maven package/install without test (skip tests)
...thanks for ur immediate reply,am running from eclipse, where i add the command -Dmaven.test.skip=true?
– vks
Sep 17 '11 at 15:59
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Count occurrences of a char in a string using Bash
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I would use the following awk command:
string="text,text,text,text"
char=","
awk -F"${char}" '{print NF-1}' <<< "${string}"
I'm splitting the string by $char and print the number of resulting fields minus 1.
If your shell does not support the <...
PHP Error handling: die() Vs trigger_error() Vs throw Exception
In regards to Error handling in PHP -- As far I know there are 3 styles:
2 Answers
2
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Parsing huge logfiles in Node.js - read in line-by-line
...rge files (gbs) line by line using a stream. All the third-party libraries and examples did not suit my needs since they processed the files not line by line (like 1 , 2 , 3 , 4 ..) or read the entire file to memory
The following solution can parse very large files, line by line using stream & ...