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Emacs Ruby autocomplete almost working
I've been updating my emacs config with the use of Rsense to allow for an autocomplete drop down box to appear whilst typing code. This works well in most files except I've found it doesn't allow me to select an answer from the table when I'm editing some code in my ruby on rails project.
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Convert String to System.IO.Stream [duplicate]
...ytes(contents);
//byte[] byteArray = Encoding.ASCII.GetBytes(contents);
MemoryStream stream = new MemoryStream(byteArray);
and
// convert stream to string
StreamReader reader = new StreamReader(stream);
string text = reader.ReadToEnd();
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javascript pushing element at the beginning of an array [duplicate]
... to the beginning of an array.
TheArray.unshift(TheNewObject);
See MDN for doc on unshift() and here for doc on other array methods.
FYI, just like there's .push() and .pop() for the end of the array, there's .shift() and .unshift() for the beginning of the array.
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Remove last commit from remote git repository [duplicate]
How can I remove the last commit from a remote GIT repository such as I don't see it any more in the log?
2 Answers
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How to get value at a specific index of array In JavaScript?
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Array indexes in JavaScript start at zero for the first item, so try this:
var firstArrayItem = myValues[0]
Of course, if you actually want the second item in the array at index 1, then it's myValues[1].
See Accessing array elements for more info.
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argparse: identify which subparser was used [duplicate]
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Edit: Please see quornian's answer to this question, which is better than mine and should be the accepted answer.
According to the argparse documentation the result of parser.parse_args(...) will "only contain attributes for the main parser an...
Convert a space delimited string to list [duplicate]
...laska',
'Alabama',
'Arkansas',
'American',
'Samoa',
'Arizona',
'California',
'Colorado']
If you need one random from them, then you have to use the random module:
import random
states = "... ..."
random_state = random.choice(states.split())
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Format number as fixed width, with leading zeros [duplicate]
...eral solutions to this.
One of them is to use sprintf. This uses C style formatting codes embedded in a character string to indicate the format of any other arguments passed to it. For example, the formatting code %3d means format a number as integer of width 3:
a <- seq(1,101,25)
sprintf("nam...
How can I check ModelState.IsValid from inside my Razor view [duplicate]
...se:
@if (!ViewData.ModelState.IsValid)
{
<div>There are some errors</div>
}
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How to check for file existence [duplicate]
...icular Pathname#exist?.
File and its FileTest module are perhaps simpler/more direct, but I find Pathname a nicer interface in general.
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