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Why is reading lines from stdin much slower in C++ than Python?
I wanted to compare reading lines of string input from stdin using Python and C++ and was shocked to see my C++ code run an order of magnitude slower than the equivalent Python code. Since my C++ is rusty and I'm not yet an expert Pythonista, please tell me if I'm doing something wrong or if I'm mis...
PHPExcel auto size column width
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Thank you so much. It works. It does not calculate the extra spacing created from the bold font, although that's expected (I've read it somewhere). Could you update your answer to include that too?
– Alkis Kalogeris
May 26 '13 at 17:59
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Loop through all nested dictionary values?
...lso easy to modify it to track the prefix as a tuple of keys rather than a string if you need it that way.
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Get last element of Stream/List in a one-liner
... Goetz makes a point, further the API documentation states that reduce("", String::concat) is an inefficient but correct solution for string concatenation, which implies maintenance of the encounter order.The intention is well-known,the documentation has to catch up.
– Holger
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How to determine the number of days in a month in SQL Server?
... or just use it inline. This answers the original question without all the extra junk in the other answers.
examples for dates from other answers:
SELECT DAY(DATEADD(DD,-1,DATEADD(MM,DATEDIFF(MM,-1,'1/31/2009'),0))) Returns 31
SELECT DAY(DATEADD(DD,-1,DATEADD(MM,DATEDIFF(MM,-1,'2404-feb-15'),0)))...
Using “like” wildcard in prepared statement
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You need to set it in the value itself, not in the prepared statement SQL string.
So, this should do for a prefix-match:
notes = notes
.replace("!", "!!")
.replace("%", "!%")
.replace("_", "!_")
.replace("[", "![");
PreparedStatement pstmt = con.prepareStatement(
"SELECT ...
Get Android API level of phone currently running my application [duplicate]
...than 4, then you will have to use android.os.Build.VERSION.SDK, which is a String that can be converted to the integer of the release.
If you are on at least API version 4 (Android 1.6 Donut), the current suggested way of getting the API level would be to check the value of android.os.Build.VERSION...
How to convert a char to a String?
I have a char and I need a String . How do I convert from one to the other?
12 Answers
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Python Create unix timestamp five minutes in the future
...tion to take place in local time? Is it the case when eg. to parse a naive string that one knows is localtime and decide whether there was DST in effect in that particular time?
– n611x007
May 8 '14 at 13:35
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HTML+CSS: How to force div contents to stay in one line?
...ple of things here, you need overflow: hidden if you don't want to see the extra characters poking out into your layout.
Also, as mentioned, you could use white-space: pre (see EnderMB) keeping in mind that pre will not collapse white space whereas white-space: nowrap will.
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