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Get current date in milliseconds
...is:
CFAbsoluteTime timeInSeconds = CFAbsoluteTimeGetCurrent();
You can read more about this method here. You can also create a NSDate object and get time by calling timeIntervalSince1970 which returns the seconds since 1/1/1970:
NSTimeInterval timeInSeconds = [[NSDate date] timeIntervalSince197...
Bash script and /bin/bash^M: bad interpreter: No such file or directory [duplicate]
...our Unix env using vi and test.
Unix uses different line endings so can't read the file you created on Windows. Hence it is seeing ^M as an illegal character.
If you want to write a file on Windows and then port over, make sure your editor is set to create files in UNIX format.
In notepad++ in th...
How can I combine multiple rows into a comma-delimited list in Oracle? [duplicate]
... Nice short solution but a couple typos marred it. This line should read: FROM (SELECT country_name , ROW_NUMBER () OVER (ORDER BY country_name ) rn,
– Stew S
Jan 26 '09 at 21:26
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Is C++ context-free or context-sensitive?
... (Grammar symbols may be either terminals or non-terminals).
This can be read as A → γ only in the context [α, β]. In a context-free (Type 2) grammar, α and β must be empty.
It turns out that you can also restrict grammars with the "monotonic" restriction, where every producti...
How to convert a JSON string to a Map with Jackson JSON
...t;String,Object>>() {};
HashMap<String,Object> o = mapper.readValue(from, typeRef);
System.out.println("Got " + o);
}
It's reading from a file, but mapper.readValue() will also accept an InputStream and you can obtain an InputStream from a string by using the following:
ne...
How to convert a string to utf-8 in Python
...tion 2: invalid start byte This is my code: ret=[] for line in csvReader: cline=[] for elm in line: unicodestr = unicode(elm, 'utf-8') cline.append(unicodestr) ret.append(cline)
– Gopakumar N G
Oct 22 '13...
How to print out the contents of a vector?
...If you just want an answer you can use, then you can stop here; otherwise, read on.
auto (C++11) / typedef / type alias (C++11)
This is not another solution, but a supplement to the above iterator solution. If you are using the C++11 standard (or later), then you can use the auto keyword to help the...
How to programmatically set drawableLeft on Android button?
...gestions here to set a "forbidden icon" when you click in a folder without read permissions, and it works. However, when you change folders and the adapter is reloaded, the forbidden icon persists (that is, drawableLeft are not redrawn). Do you know how to apply notifyDataSetChanged also for the dra...
Printing everything except the first field with awk
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I see, I didn't read the question, thanks :)
– Soren Bjornstad
Sep 11 at 13:17
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Using C# to check if string contains a string in string array
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@Blacky Wolf, Did you read the question? Array.IndexOf tells you if an array contains a value, the OP wanted to know if a value contains any member of an array, exactly the opposite of this answer. You could use String.IndexOf with Linq: stringArr...