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Easily find the end of file that you are processing. Scanner again has a easier way of doing it. import java.util.*;import java.io.*;public class EndOfFile { public static void main(String args[])
To escape curly braces in c#, use double curly braces. See the example below. var stringWithCurlyBraces = string.Format(“Good {{ ???{0}??? }}”,”example”);Console.Write(stringWithCurlyBraces);//will output Good { ‘example’ }
In order to create a Snapshot of your database, you can use the following code: DECLARE @DBName VARCHAR(100) = ‘DBName’DECLARE @CurrentDate VARCHAR(20)SET @CurrentDate = ‘_’ + CONVERT(VARCHAR(20), GETDATE(), 120)SET @CurrentDate
The HTML5 attribute allows you to display a hint value describing what is expected as the field value in a form. This attribute works on the following types of entries:
Add a new bookmark in your browser with the URL set to the script below. Now, on any Angular page, if you click on the bookmark link, it will execute
public class UsingLangDotMath { final int TWENTY_SEVEN = 27; public static void main(String args[]) { UsingLangDotMath usingLangDotMath = new UsingLangDotMath(); usingLangDotMath.proceed(); } private void proceed() { System.out.println(“Cube root of 27: ” + Math.cbrt(TWENTY_SEVEN)); System.out.println(“Trigonometric sine: ” + Math.sin(TWENTY_SEVEN)); System.out.println(“Trigonometric cosine: ” + Math.cos(TWENTY_SEVEN)); System.out.println(“Trigonometric tangent: ” + Math.tan(TWENTY_SEVEN)); } } /* Expected output: [root@mypc]# java UsingLangDotMath Cube root of 27: 3.0 Trigonometric sine: 0.956375928404503 Trigonometric cosine: -0.2921388087338362 Trigonometric tangent: -3.273703800428119 */
Did you know that execution of a Java program will continue only when there is at least one user thread running? In cases in which there are no user threads,
The following query will enable you to list all the tables in your database that doesn’t have an IDENTITY Column: SELECT SysSchemas.name + N’.’ + SysTables.name FROM sys.tables AS SysTables
What makes companies order custom software development despite it may cost them a fortune? Properly designed and developed, custom software becomes an optimal solution to the customer???s business challenge, providing them with useful features only. What is more, custom software allows flexibility to introduce any changes required. This way it is possible to rebuild the existing solution to make it correspond to updated requirements. As a result, a business opting for custom software gains a competitive advantage over their rivals sticking to off-the-shelf solutions with their rigid and limited functionality. Let???s look at several custom software examples to understand the benefits brought by custom software. To keep pace with the Automation age, businesses strive to apply automation technologies to increase the efficiency of their processes and conduct them without human assistance. Consider the following projects based on the automation technologies.
Calendar c = Calendar.getInstance(); c.set(2017, Calendar.OCTOBER, 29); This code behave as a Gregorian calendar, but if the returned Calendar subclass is a Islamic, Julian, Buddistic or Hebrew calendar, then the month called October or the year 2017, doesn’t exist. Calendar.getInstance() uses the current default locale to select an appropiate implementation. The utility of Calendar.getInstance() is very limited and it should be avoided because it’s results is not properly defined. Calendar c = new GregorianCalendar (timeZone); c.set(2017, Calendar.OCTOBER, 29);
There are cases in which we might want to warn the user before an attempt is made to download a large file, or we might simply be interested to know
Images with absolute positioning can be clipped very easily with the CSS Clip property. The syntax is as below. .clippedImageStyle { position: absolute; clip: rect(100px, 150px, 175px, 30px);}
Use the following query to get the total number of rows for each table in your database: CREATE TABLE #TempTable ( [Table Name] [varchar](max), [Total Records] int ); EXEC sp_MSForEachTable
Map map = new HashMap(collection.size());for (Object obj : collection) { map.put(obj.key, obj.value);} The code above wants to make sure that the HashMap doesn’t need to be resized, so its sets
We can use “|=” and configure the ServicePointManager’s SecurityProtocol to turn on the TLS versions and thereby not remove support for other protocols. System.Net.ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12; ? Visit
We can use “|=” and configure the ServicePointManager’s SecurityProtocol to turn on the TLS versions and thereby not remove support for other protocols. System.Net.ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12;
We can use the Random class available in the java.util package to generate random numbers. The code sample below demonstrates generation of a random number with an upper limit. Listing
The following commands are handy to know the current version and the supported engines in the MySQL. Command: SELECT VERSION()Output: 5.6.31-enterprise-commercial-advanced-logCommand: SHOW ENGINESOutput: InnoDBCSVMyISAMBLACKHOLEMEMORYFEDERATEDARCHIVEMRG_MYISAMPERFORMANCE_SCHEMA
Press Alt and P keys together to get a quick preview of the file in windows explorer. A preview is shown on the right pane. There is no need to change the view or install any third-party plugins for this.
The code below is improper because it shares a static instance of a SimpledateFormat with any possible number of threads. Public class Constants { Public static final SimpleDateFprmat date =
We often lose the source code of the executables we build. If we have the executable with us, we can still retrieve the code using tools such as ILSpy. You
Ever wanted to find a boolean that is available as part of the input string? The following code snippet helps you do it quickly. import java.util.*;public class ScannerUtils { public
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In SQL you can use PATINDEX (which makes use of Regular Expressions) to extract all the numbers from within a string as shown: DECLARE @strNumbers VARCHAR(100) = ‘I was born
The code below catches the exception to write out a log statement and then re-throws the same exception. It is recommended to let the caller decide if the message should
We usually turn on the Windows update to automatically update the operating system. While this is a very useful technique, it also hogs up the hard disk space by keeping
Avoiding null pointer exceptions is a good programming practice. However, simple things such as string comparison can also lead to null pointer exceptions. Considering the following: You have a constant
The default taskbar notification area icons appear over-crowded at times. You can reposition the icons to suit your choice and usage. To do this, select an icon with your left
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There are times when we need to reflect the changes made to a file in a different file as well. Mostly, they are made available in a common place so
