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Remove Fragment Page from ViewPager in Android
...ate a new ID for each position to force recreation of the fragment
* @param n number of items which have been changed
*/
public void notifyChangeInPosition(int n) {
// shift the ID returned by getItemId outside the range of all previous fragments
baseId += getCount() + ...
Retrieve the commit log for a specific line in a file?
...will get a blame for a lines 14 to 15.
Since -L option expects Range as a param we can't get a Blame for a single line using the -L option`.
Reference
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C# constructor execution order
... base constructor first. Also keep in mind that if you don't put the :base(param1) after your constructor, the base's empty constructor will be called.
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How do I get java logging output to appear on a single line?
...String lineSeparator = "\n";
/**
* Format the given LogRecord.
* @param record the log record to be formatted.
* @return a formatted log record
*/
public synchronized String format(LogRecord record) {
StringBuilder sb = new StringBuilder();
// Minimize memory allocations h...
How to find the 'sizeof' (a pointer pointing to an array)?
...sed to get the size, but it is not recommended as it does not check if the parameter is really a static array. The macro is used in real code though, e.g. in the Linux kernel headers although it may be slightly different than the one below:
#if !defined(ARRAY_SIZE)
#define ARRAY_SIZE(x) (sizeof...
Difference in Months between two dates in JavaScript
...e of 3 months. You can prevent this by setting the roundUpFractionalMonths param as true, so a 3 month and 1 day difference will be returned as 4 months.
The accepted answer above (T.J. Crowder's answer) isn't accurate, it returns wrong values sometimes.
For example, monthDiff(new Date('Jul 01, 20...
MVC3 DropDownListFor - a simple example?
...ad to use an IEnumerable<Contrib> to satisfy the DropDownListFor parameter requirements. Now, however, how is MVC FW supposed to map the value that is selected on this drop-down back into the simple string property on my view model?
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Convert JS Object to form data
... this but there is no usage example. the expected format of the ignoreList param would be pretty helpful.
– jpro
Jun 9 at 19:43
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Single vs Double quotes (' vs ")
...as JavaScript within an attribute, for example:
<button onClick='func("param");'>Press Me</button>
Of course if we are in PHP and want the parser to handle PHP variables within the string we should intentionally use double quotes. $a='Awesome'; $b = "Not $a";
Sources
Single quotes vs...
How does a PreparedStatement avoid or prevent SQL injection?
... statements you can force the user input to be handled as the content of a parameter (and not as a part of the SQL command).
But if you don't use the user input as a parameter for your prepared statement but instead build your SQL command by joining strings together, you are still vulnerable to SQL...