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How to find if a given key exists in a C++ std::map
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10
@tomsmeding There is only a single key in a std::map. So count will either be 0 or 1. Is one more efficient than the other?
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git -> show list of files changed in recent commits in a specific directory
...eleted (D), Modified (M), Renamed (R), and others.
git log --name-status -10 path/to/dir
It is worth looking at the full documentation page for git log. There you will learn that -10 refers to the past 10 commits, and -p will give you the full patch, among a variety of other goodies.
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Change auto increment starting number?
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How to auto increment by one, starting at 10 in MySQL:
create table foobar(
id INT PRIMARY KEY AUTO_INCREMENT,
moobar VARCHAR(500)
);
ALTER TABLE foobar AUTO_INCREMENT=10;
INSERT INTO foobar(moobar) values ("abc");
INSERT INTO foobar(moobar...
How to join two sets in one line without using “|”
... both create a new set
– nitely
Nov 10 '16 at 2:22
3
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Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?
...tf instead.
– Mikko Rantalainen
Dec 10 '12 at 6:10
The problem is not in echo, but in md5sum (now md5 on Mac) and shas...
Pry: show me the stack
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edited Aug 4 '16 at 10:54
amenthes
2,7672828 silver badges3636 bronze badges
answered Feb 7 '14 at...
Linq: GroupBy, Sum and Count
...owLowRepImageUploadWarning: true,
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How can I iterate through the unicode codepoints of a Java String?
...t; string.codePoints().iterator()) also works.
– saka1029
Jul 12 '17 at 23:13
2
Slightly shorter ...
How can you find the unused NuGet packages in a solution?
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answered Apr 15 '16 at 10:55
ulexulex
85088 silver badges66 bronze badges
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Android: Bitmaps loaded from gallery are rotated in ImageView
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answered Sep 5 '10 at 22:03
JamesJames
8,50511 gold badge2525 silver badges4444 bronze badges
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