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Restore file from old commit in git
I have an old commit that I did a few weeks ago. I want to restore only a single file from that commit. What do I do?
4 Ans...
What is the recommended way to delete a large number of items from DynamoDB?
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What I ideally want to do is call LogTable.DeleteItem(user_id) -
Without supplying the range, and have it delete everything for me.
An understandable request indeed; I can imagine advanced operations like these might get added o...
jquery select change event get selected option
... What does the $("selector", this) syntax mean? I have a general idea, but I'm not totally sure
– JoshWillik
Jan 20 '14 at 22:08
14
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Add new attribute (element) to JSON object using JavaScript
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object["property"] = value;
or
object.property = value;
If you provide some extra info like exactly what you need to do in context you might get a more tailored answer.
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Xcode: Build Failed, but no error messages
...port Navigator present in Navigator window.
Open Navigator by pressing Hide/Show Navigator button present in top-left side of Xcode.
Open Report Navigator by pressing last button present on list of buttons in Navigator window.
Here you can view reasons either By Group or By Time
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How can I check whether a option already exist in select by JQuery
...h can be good for beginners. Certainly not the best answer, but it is a valid one.
– roberthuttinger
Apr 9 '13 at 14:42
1
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How can I check that a form field is prefilled correctly using capybara?
...uld be!)
class MyPage < SitePrism::Page
element :my_field, "input#my_id"
def has_secret_value?(value)
my_field.value == value
end
end
my_page = MyPage.new
expect(my_page).to have_secret_value "foo"
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ios Upload Image and Text using HTTP POST
...hString:@"lan"]];
[_params setObject:[NSString stringWithFormat:@"%d", userId] forKey:[NSString stringWithString:@"userId"]];
[_params setObject:[NSString stringWithFormat:@"%@",title] forKey:[NSString stringWithString:@"title"]];
// the boundary string : a random string, that will not repeat in po...
Overwriting my local branch with remote branch [duplicate]
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I did this with one slight change and it didn't work: git fetch --all, git reset --hard SHA1OFANOLDCOMMIT, (some other stuff), git reset --hard origin/branch. The end result was that I was still at the old commit. So, this appro...
How to reset a single table in rails?
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In case anyone tried this and got an error, I did ActiveRecord::Base.connection.execute("DELETE from 'yourtablename'") and it worked because it would give me an error that said sqlite_sequence where name = 'yourtablename' is not a valid table name or something like that.
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