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MySQL Insert into multiple tables? (Database normalization?)
...that of table 1 afterwards, we will have to store it in a variable. This leads us to ways 2 and 3:
Will stock the LAST_INSERT_ID() in
a MySQL variable:
INSERT ...
SELECT LAST_INSERT_ID() INTO @mysql_variable_here;
INSERT INTO table2 (@mysql_variable_here, ...);
INSERT INTO table3 (@mysql_variable_h...
Difference between /res and /assets directories
...ssets directory of the application project(s). [EDIT: With Android's new Gradle-based build system (used with Android Studio), this is no longer true. Asset directories for library projects are packaged into the .aar files, so assets defined in library projects are merged into application projects (...
How to prevent ifelse() from turning Date objects into numeric objects
...lt to be of class Date , and was surprised to get a numeric vector instead. Here is an example:
6 Answers
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IIS7 Overrides customErrors when setting Response.StatusCode?
... = 404 %> in the contents in order to make it have a true 404 status header.
7 Answers
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What is “overhead”?
I am a student in Computer Science and I am hearing the word "overhead" a lot when it comes to programs and sorts. What does this mean exactly?
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What does java.lang.Thread.interrupt() do?
Could you explain what java.lang.Thread.interrupt() does when invoked?
9 Answers
9
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runOnUiThread in fragment
...m trying to convert an Activity to fragment. The error mark on runOnUiThread .
on the past:
6 Answers
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How to change the href for a hyperlink using jQuery
...he CodeProject</a>
...Then you probably don't want to accidentally add href attributes to them. For safety then, we can specify that our selector will only match <a> tags with an existing href attribute:
$("a[href]") //...
Of course, you'll probably have something more interesting i...
Overloaded method selection based on the parameter's real type
...r the object the method is called on, not for the parameter types of overloaded methods.
Citing the Java Language Specification:
When a method is invoked (§15.12), the
number of actual arguments (and any
explicit type arguments) and the
compile-time types of the arguments
are used, at ...
C++0x has no semaphores? How to synchronize threads?
Is it true that C++0x will come without semaphores? There are already some questions on Stack Overflow regarding the use of semaphores. I use them (posix semaphores) all the time to let a thread wait for some event in another thread:
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