How do I check memory usage over time?

How do I check memory usage over time? Click on Performance Monitor. Click on Green colored “Plus” Symbol to open add counters Window. To select Memory, search the list of counters and select Memory, click on Add button and then OK button. When the graph appears on the screen, the graph will indicate the memory […]

What is Beforeunload event?

What is Beforeunload event? The beforeunload event is fired when the window, the document and its resources are about to be unloaded. The document is still visible and the event is still cancelable at this point. assigning a string to the event’s returnValue property. returning a string from the event handler. Are you sure you […]

How does the constructor and destructor attribute work?

How does the constructor and destructor attribute work? So, the way the constructors and destructors work is that the shared object file contains special sections (.ctors and .dtors on ELF) which contain references to the functions marked with the constructor and destructor attributes, respectively. When to use _ attribute ( ( destructor ) ) in […]

What is Z index in android?

What is Z index in android? In a FrameLayout, the z-index is defined by the order in which the items are added, for example: <ImageView android:layout_width=”wrap_content” android:layout_height=” …</p> How to add a view to a linearlayout? In the above code, we have defined an on-click listener to the Add View button. When this button is […]

How to deploy web application in msdeploy.exe?

How to deploy web application in msdeploy.exe? To deploy a web application using MSDeploy.exe Build and package the web application project, as described in Building and Packaging Web Application Projects. Modify the ContactManager.Mvc.SetParameters.xml file to contain the correct parameter values for your staging environment, as described in Configuring Parameters for Web Package Deployment. How to […]

How do you calculate in MySQL?

How do you calculate in MySQL? MySQL SUM If you use the SUM() function in a SELECT statement that returns no row, the SUM() function returns NULL , not zero. The DISTINCT option instructs the SUM() function to calculate the sum of only distinct values in a set. The SUM() function ignores the NULL values […]

What is the default size of WebLogic persistent store?

What is the default size of WebLogic persistent store? The file based persistent store is the easiest type of persistent store to configure. Weblogic simply creates a file at a specified location on disk and writes messages to that file. The default size of this file is 1,049,088 bytes. Can a WebLogic database create a […]

How do you pickle a dictionary in Python?

How do you pickle a dictionary in Python? First, import pickle to use it, then we define an example dictionary, which is a Python object. Next, we open a file (note that we open to write bytes in Python 3+), then we use pickle. dump() to put the dict into opened file, then close. Use […]

How is MBeans useful in a production environment?

How is MBeans useful in a production environment? This makes MBeans very useful to configure and make changes to production environments on the fly, without the costly inconvenience of having downtime. In this example, we will write a very simple bean for learning purposes. The bean can perform two operations. Addition and subtraction. What does […]

How do you compare strings in Ruby?

How do you compare strings in Ruby? eql? is a String class method in Ruby which is used to check whether the strings are equal or not if they have the same length and content. Parameters: Here, str and other_str are the strings. Returns: True or false basis on the equality. How do you check […]