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document.getElementById vs jQuery $()
...));
}
Alternate commenting one out and then comment the other out. In my tests,
document.getElementbyId averaged about 35ms (fluctuating from 25ms up to 52ms on about 15 runs)
On the other hand, the
jQuery averaged about 200ms (ranging from 181ms to 222ms on about 15 runs).
From this simple tes...
javac option to compile all java files under a given directory recursively
...manage them by hand and I found it more useful for building, packaging and testing larger projects.
The drawback is that it has a steep learning curve, and if Maven plugins like to suppress errors :-) Another thing is that quite a lot of tools also operate with Maven repositories (like Sbt for Scala...
?: operator (the 'Elvis operator') in PHP
...... That's why PHP 7 will get the Null Coalesce operator, It will strictly test your variable against null, so PHP will says that 0 is not undefined.
– Gregoire D.
Apr 20 '16 at 10:01
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Reading large text files with streams in C#
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Really? This makes no difference in my test scenario. According to Brad Abrams there is no benefit to using BufferedStream over a FileStream.
– Nick Cox
Jul 24 '13 at 14:09
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Use JavaScript to place cursor at end of text in text input element
...y I use 10000 or any other big enough number instead of this.value.length (tested on IE8 and IE11)
– vladkras
Nov 2 '15 at 20:15
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How do I delete an exported environment variable?
...
Walkthrough of creating and deleting an environment variable in bash:
Test if the DUALCASE variable exists:
el@apollo:~$ env | grep DUALCASE
el@apollo:~$
It does not, so create the variable and export it:
el@apollo:~$ DUALCASE=1
el@apollo:~$ export DUALCASE
Check if it is there:
el@apol...
Get query from java.sql.PreparedStatement [duplicate]
...code.
Before : com.mysql.jdbc.JDBC4PreparedStatement@fa9cf: SELECT * FROM test WHERE blah1=** NOT SPECIFIED ** and blah2=** NOT SPECIFIED **
After : com.mysql.jdbc.JDBC4PreparedStatement@fa9cf: SELECT * FROM test WHERE blah1='Hello' and blah2='World'
...
How To Set Up GUI On Amazon EC2 Ubuntu server
... &
nautilus &
gnome-terminal &
Everything else is the same.
Tested on EC2 Ubuntu 14.04 LTS.
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Objective-C: Reading a file line by line
...it keeps reading until it hits a newline or end-of-file.
Note: I have not tested this code. Please test it before using it.
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PostgreSQL Crosstab Query
... EXTENSION for that:
CREATE EXTENSION IF NOT EXISTS tablefunc;
Improved test case
CREATE TABLE tbl (
section text
, status text
, ct integer -- "count" is a reserved word in standard SQL
);
INSERT INTO tbl VALUES
('A', 'Active', 1), ('A', 'Inactive', 2)
, ('B', 'Active', 4)...