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How can I check if a string is null or empty in PowerShell?
...
If it is a parameter in a function, you can validate it with ValidateNotNullOrEmpty as you can see in this example:
Function Test-Something
{
Param(
[Parameter(Mandatory=$true)]
[ValidateNotNullOrEmpty()]
[s...
How can I convert an Integer to localized month name in Java?
...Get the month name of a Date. e.g. January for the Date 2011-01-01
*
* @param date
* @return e.g. "January"
*/
public static String getMonthName(Context context, Date date) {
/*
* Android 2.2 has a bug in SimpleDateFormat. Can't use "MMMM" for
* getting the Month name for the giv...
OnItemCLickListener not working in listview
...ckable view then OnItemClickListener won't work.
The row item must have a param like
android:descendantFocusability = "blocksDescendants".
Here you can see an example of how your list item should look like.
Your list item xml should be...
row_item.xml (your_xml_file.xml)
<LinearLayout xmlns:a...
How do I run Python code from Sublime Text 2?
... the meaning of option "-u"? I cannot find the list option of command line params to pass together with python.exe.
– Jim Raynor
Apr 18 '14 at 20:33
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How to use if-else option in JSTL
...r the case when the condition is something complicated and ugly like ${not param.age gt 42 and someOtherVar eq 'foobar'}. You would have to store the condition into a temporary boolean variable so that you could do !condition, or write the inverse of that condition. Both ugly. The "otherwise" syntax...
Set ImageView width and height programmatically?
...e the same problem, to set the height of the ImageView:
imageView.getLayoutParams().height = 20;
Important. If you're setting the height after the layout has already been 'laid out', make sure you also call:
imageView.requestLayout();
...
Get Specific Columns Using “With()” Function in Laravel Eloquent
...rs.
Remember that the primary key (id in this case) needs to be the first param in the
$query->select() to actually retrieve the necessary results.*
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FormData.append(“key”, “value”) is not working
...etzaffin: Both Firebug and Chrome's inspector let you see the sent request parameters in an XHR request as long as you've opened the network tab and started logging, so you should be able to get by on that. You could also make a wrapper object that logs the fields and appends to the FormData, and th...
Django: Redirect to previous page after login
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To support full urls with param/values you'd need:
?next={{ request.get_full_path|urlencode }}
instead of just:
?next={{ request.path }}
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Amazon products API - Looking for basic overview and information
...T API you have to encrypt
the whole URL in a fairly specific
way. The params have to be sorted,
etc. There is just more to do. With
the SOAP API, you just encrypt the
operation+timestamp, and thats it.
Adam O'Neil's post here, How to get album, dvd, and blueray cover art from Amazon, ...