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How to concatenate string variables in Bash
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edited Sep 1 '19 at 12:51
Potherca
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answered N...
CHECK constraint in MySQL is not working
...c/refman/8.0/en/create-table-check-constraints.html
If you use MySQL 8.0.15 or earlier, the MySQL Reference Manual says:
The CHECK clause is parsed but ignored by all storage engines.
Try a trigger...
mysql> delimiter //
mysql> CREATE TRIGGER trig_sd_check BEFORE INSERT ON Customer
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Transposing a 2D-array in JavaScript
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edited May 24 at 17:25
Magne
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answered Jul 2...
jQuery deferreds and promises - .then() vs .done()
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578
The callbacks attached to done() will be fired when the deferred is resolved. The callbacks at...
How can I ask the Selenium-WebDriver to wait for few seconds in Java?
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15 Answers
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Finding index of character in Swift String
...but using a wrapper to index by integers (see https://stackoverflow.com/a/25152652/669586) is dangerous because it hides the inefficiency of real indexing.
Note that Swift indexing implementation has the problem that indices/ranges created for one string cannot be reliably used for a different stri...
How do I list the symbols in a .so file
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598
The standard tool for listing symbols is nm, you can use it simply like this:
nm -gD yourLib....
How can I test if a letter in a string is uppercase or lowercase using JavaScript?
...c. making the result a false result.
example using josh
var character = '5';
if (character == character.toUpperCase()) {
alert ('upper case true');
}
if (character == character.toLowerCase()){
alert ('lower case true');
}
another way is to test it first if it is numeric, else test it if upper ...
Getting View's coordinates relative to the root layout
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edited Nov 15 '13 at 19:08
answered Sep 1 '10 at 18:30
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What is a JavaBean exactly?
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2105
A JavaBean is just a standard
All properties private (use getters/setters)
A public no-argumen...