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Is null reference possible?
...ces the null pointer. I've seen people argue seriously that &a[size_of_array] can't and shouldn't be relied upon, and anyway it is easier and safe to just write a + size_of_array.
– Karl Knechtel
Dec 6 '10 at 9:08
...
How to plot two columns of a pandas data frame using points?
...ython or interactive mode, etc.
and remember that you can access a NumPy array of the column's values with df.col_name_1.values for example.
I ran into trouble using this with Pandas default plotting in the case of a column of Timestamp values with millisecond precision. In trying to convert the ...
How to write character & in android strings.xml
... escape characters, you can add characters and symbols on their respective arrays.
-Cheers
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How do you use bcrypt for hashing passwords in PHP?
...lity library is installed, usage is the same as above (minus the shorthand array notation if you are still on the 5.3.x branch).
Using PHP < 5.3.7 (DEPRECATED)
You can use crypt() function to generate bcrypt hashes of input strings. This class can automatically generate salts and verify existin...
find all unchecked checkbox in jquery
...ched by the jQuery object.
//.join - (javascript) joins the elements of an array into a string, and returns the string.The elements will be separated by a specified separator. The default separator is comma (,).
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How can I get a count of the total number of digits in a number?
...s answer includes tests performed for both Int32 and Int64 types, using an array of 100.000.000 randomly sampled int / long numbers. The random dataset is pre-processed into an array before executing the tests.
Consistency tests among the 4 different methods were also executed, for MinValue, negati...
Java8: Why is it forbidden to define a default method for a method from java.lang.Object
...nothing. :) Another way to do it is to make something like Objects.hash(), Arrays.deepEquals() and Arrays.deepToString(). +1'd for @BrianGoetz's answer!
– Siu Ching Pong -Asuka Kenji-
Jan 10 '15 at 7:59
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Using Eloquent ORM in Laravel to perform search of database using LIKE
...ramework/src/Illuminate/Database/Query/Builder.php
protected $operators = array(
'=', '<', '>', '<=', '>=', '<>', '!=',
'like', 'not like', 'between', 'ilike',
'&', '|', '^', '<<', '>>',
'rlike', 'regexp', 'not regexp',
);
disclaimer:
Joel Larson...
How to get ASCII value of string in C#
...e[].
byte[] asciiBytes = Encoding.ASCII.GetBytes(value);
You now have an array of the ASCII value of the bytes. I got the following:
57
113
117
97
108
105
53
50
116
121
51
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Efficiency of Java “Double Brace Initialization”?
...uble brace initialization is the following:
List<String> list = new ArrayList<String>() {{
add("Hello");
add("World!");
}};
It looks like a "hidden" feature of Java, but it is just a rewrite of:
List<String> list = new ArrayList<String>() {
// Instance initia...