To work around this situation, non-atomic operations can be secured by a lock statement. Locking is almost like a frame around these operations. Much faster and easier but it is through the use of...
Type: Posts; User: StudyBoy
To work around this situation, non-atomic operations can be secured by a lock statement. Locking is almost like a frame around these operations. Much faster and easier but it is through the use of...
A helper is a class that helps the logic of a view. Just as many drivers use a component, the assistants [helpers] make access and share multiple views presentational logic. With one of the...
I would like to discuss about Numbers that are used in Python. We launch the python interpreter, and see ">>>". The prefix ">>>" is the "prompt", the message from the interpreter to say that it is...
If we are talking delimited text file (in your case, tab characters), all about mapping the column names of these text files to coincide with the fields or columns in your DataTable. Imagine you have...
The an example provided by the "Astro121", the stored procedure contains a simple SELECT, you can instead create procedures that contain complex syntax containing multiple statements, in practice,...
Follow the steps mentioned below :
Create a flash file in action script 3.
Backup your project immediately.
Take drawing tools to create the image you want animate keyboard.
Select your...
Comments can be placed anywhere in a document, except inside another marker, with the exception of the DTD, ie the Declaration on the type of document, we will discuss in detail in the next article....
And I think here lies the conflict. We use the PCs for over 10 years, we collected a huge pile of files together and this mountain, placed in a logical structure for us. Of course, we tend to the...
The worst thing about this system is that it does not own any property, as is the rest of the transactional file systems have, to "improve the speed of data manipulation, and archiving. To convert an...
Windows being the only official implementation, for me, it makes no difference. On Linux, the file system as "classical" (ie the most versatile) has perfs at least as good as NTFS and yet it hardly...
When inserting, deleting or changing data in a database management system (DBMS) data for integrity conditions tested. This ensures that there is accurate and not contradictory data. Some examples...
It is because many clients are behind firewalls that approach might be a nice idea, but not very practical. I do not know what the admin says, if all holes are drilled in his defense. and then...
I would like to tell you about the JSF. JSF is a framework for building applications based on Java J2EE MVC pattern type 1. JSF has the main characters:
Associated to each view to form a set of...
The popularity of databases has increased considerably in recent years. Java database has become the preferred choice of developers for the development of secure, flexible and scalable web based...
Entity Operations - EntityManager.getReference (class, Object)
This method is similar to find () method takes as arguments the class name and the value of the primary key. But unlike the find ()...
Context would be the wrong place for that - but in the subject (javax.security.Subject) it safe place for a few extra Principal and Subject direction is server communicates. And of course, the...
I know the discussion about open source tools. However, can open source tools for nothing, but not free and it was only the time you invest themselves and not settle. My attitude is that I am ready...
Because your point four, I would most likely advise a BSD license, but tell me something disturbing the points one and two. Mir is not open source license known that distinguishes between commercial...
Ah yes now I have seen it. But basically no rejection of operator overloading, which I had expected more tough, after all, it's with one of the most controversial features of a programming language....
First of all applets have a completely different life cycle. Furthermore, different applets, and "not normal" applications in the Java classloading. Both work in a sandbox and only if it...
What value for serialVersionUID is set, not interested in the VM. As soon as one is set, does not generate internally. Thus, one must again take care of itself to the consistency of versions etc.. It...
Here's what occurs to me so - maybe has something to do with it, maybe not. Between the Socket.read operations occurs on the database Ops, a "time out". So the socket is not read continuously. Under...
To prove that it behaves as we want, we'll put a delay in one area and run the query several times .... the result will surprise you. As usual in this web, look on substance rather than form .....
...
We must modify the web.xml file to reference library TAGS:
<taglib>
<taglib-uri> oscache </ taglib-uri>
<taglib-location> / WEB-INF/oscache.tld </ taglib-location>
</ Taglib>
...
Before complicate life designing a caching system, it is very possible that we should look online at the usual places, to see what there is on the subject. In the Java world, we must not forget how...
Since taking ActiveMQ Message Broker as a key function in the IT architecture. ActiveMQ is a powerful and stable JMS Message Broker implementation with. If your JMS client attempts to connect to the...
After the preceding live reference to a Timer object goes away and all exceptional have completed tasks execution, the timer's task execution thread elegantly lapse (subject to and becomes garbage...
It just seems like Software Engineering is more like applying the knowledge to design the best software possible and computer science seems like its all math and programming is just secondary....
If the table rows already exist, then you do not need to copy anything either. So, if you have table A and table B. Syntax to copy the structure of the one table into another table. syn: select *...
Please try to download and install the latest windows script as suggested here: Error message in Visual Studio 2005 or in Visual Studio .NET: "Automation server can't create object", Then you need to...
Following are some of the PHP functions that I know and I have implemented in my program.
trim
It’s only purpose is to remove “white spaces”. It might sound unuseful, but if you think...
If you want to keep the formatting intact after text is added.. you need to use setNewTextFormat.So if you are using a font (lets say Arial) that doesn't exist in the device, the player won't render...
A conditional statement is a way for you to execute commands based on if a condition is true. It is easiest to understand by examples. You can use the If...Then...ElseIf statement if you want to...
E_CORE_WARNING : Compile-time warning. Generally indicates a problem with your PHP installation. Fatal errors: These are critical errors - for example, instantiating an object of a non-existent...
Multi-threaded code has a reputation for being difficult to write and prone to deadlocks, race conditions and unpredictable behaviors. After understanding that threads can collide with each other,...
The undefined index error was pre-apended by the error-control operator. I understand that this will still call my error handler callback, but it should have set the value of $iErr to 0. At the...
In case of DISK / FTP upload methods you need to provide the webserver with write access rights to the configured upload path (configured in the project) and temporary upload path (used by PHP)....
If a MySQL table becomes corrupt, you need to repair it. The repair process involves up to four stages. Select a database from the drop down menu on the left. A list of tables in that db will appear...
I read in some blog that using $_SESSION[var]=value is better than using session_register. It is because session_register() only works if register_globals is set ON in your php.ini file. Use...
This error occurs when the resource owner loses access to the resource when moving a resource. Verify that no users are proxied into the users box.
Go to | Tools | Options | Security | Proxy Access...
Open the IIS Manager on your Reporting Point. Double-click on the local computer and then drill down to and open the Default Web Site properties. Web listboxes are for small sets - several hundreds...
3146 is a generic failure to connect message. You really need to examine the complete error message in order to know the cause. It is likely that the problem is caused by a remote timeout on the...
Had you decided how you want to handle the situation where multiple IP addresses are defined on the same adapter? Returns a value of 0 (zero) for a successful completion when a reboot is not...
By using javascript we can have the list notify us when a change is made, and we can essentially hit that Go button for the user. we can't just guess they will choose options[0] or options[1], we...
In the above mentioned program outer loop of looping over all the words in the list is unnecessary and will cause problems to count the occurrence of a string. Remove the outer loop and it looks like...
Isolated the problem and believe it is a bug. The method, window.open() stops working if the IFrame's zone has not been given adequate time to be resolved, Based on his ongoing investigation, the...
This file will include all the content of above html file under body tag using Shtml include tag. Make sure the links show when JavaScript is off. When JavaScript is enabled you add a Id, class or an...
Windows can backup Microsoft SQL Server databases running on your computer to your IBackup account. It can backup SQL Server database to local hard disk or network storage device. everal options are...
Often it is quite enough to just save an image out to a directory and then reference it from other pages in your web site. Smart tags were introduced in Microsoft Office XP, providing a new way to...
One way of doing this is by using the Custom HttpHandlers. This will cause the browser to display different url. Other is by passing the value by the use of the Session variables. J-Integra for COM...