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Reload the path in PowerShell
If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable.
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Android Json and null values
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Try with json.isNull( "field-name" ).
Reference: http://developer.android.com/reference/org/json/JSONObject.html#isNull%28java.lang.String%29
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Load a UIView from nib in Swift
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Original Solution
I created a XIB and a class named SomeView (used the same name for
convenience and readability). I based both on a UIView.
In the XIB, I changed the "File's Owner" class to SomeView (in the identity inspector).
I created a UIView outlet in S...
Resetting a multi-stage form with jQuery
I have a form with a standard reset button coded thusly:
30 Answers
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How do I limit task tags to current project in Eclipse?
...gure Contents:
Select a configuration on the left (or create a new one) and on the right in the Scope section select "On any element in same project".
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Print an integer in binary format in Java
I have a number and I want to print it in binary. I don't want to do it by writing an algorithm, Is there any built-in function for that in Java?
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MySQL - ORDER BY values within IN()
...erformance-wise to have an indexed column that represents your sort order, and then sort by this column.
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Is there any way to hide “-” (Delete) button while editing UITableView
...n's answer steered me in the correct direction.
I created a toggle button and added it as an editingAccessoryView to the Cell and wired it to a method.
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
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// Configure the cell...
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Python Process Pool non-daemonic?
...s creates the worker processes in its __init__ method, makes them daemonic and starts them, and it is not possible to re-set their daemon attribute to False before they are started (and afterwards it's not allowed anymore). But you can create your own sub-class of multiprocesing.pool.Pool (multiproc...
How to save a BufferedImage as a File
...atName is the String containing the informal name of the format (e.g. png) and output is the file object to be written to. An example usage of the method for PNG file format is shown below:
ImageIO.write(image, "png", file);
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