Firefox OS App Manager to hunt for bugs in Firefox 26

The publisher Mozilla launches new tool for developers of mobile applications. Firefox OS App Manager in the form of an extension for the Firefox browser from the version 26, which incorporates the concept of Firefox OS emulator (the aptly named Firefox OS Simulator).

“It bridges the gap between existing tools for developers Firefox and Firefox OS Simulator, " said the publisher on their blog. The idea is to help developers track down and eliminate bugs quickly, and to quickly deploy web applications on Firefox OS. A video was even released to give a more accurate idea of ​​the features and operation of the App Manager. This speaks for itself.

The operation is quite similar to traditional debugging tools, and Mozilla promises. Better, “the changes made in the Developer Tools are automatically reflected in real time on the application in the Simulator or on the connected device." To qualify, it must, in addition to Firefox 26, benefit from the latest developer build of Firefox OS (1.2) at least version 1.2 of Firefox OS Simulator SDK and ADB or ADB Helper add-on.

Sony launches full-frame Alpha 7 and Alpha 7R mirrorless Cameras

Sony's new cameras Alpha 7 and Alpha 7R are of different resolutions up to its full format sensors almost identical. Sony Alpha 7 model is a full frame sensor camera, with WiFi and NFC. Sony's new mirrorless system cameras Alpha 7 and Alpha 7R are almost identical - except for one important feature.

Both have a 35 mm full-frame CMOS sensor with an area of 35.8 x23.9 millimeters. While the alpha picks up 7 photos up to 24.3 megapixels, the 7R alpha can take up to 36.4 megapixels. With new technology, it will illuminate the sensor surface and can do it optimally so that the minimal gaps between the individual pixels disappear. The light sensitivity of this camera range is from ISO 100-25600.

Both cameras have an electronic viewfinder with 2.3 megapixels and field of view coverage of 100 percent. Her three -inch screens with a resolution of 0.9 megapixels are movable about 90 degrees upward and 45 degrees downward. The housing is dust - and splash -proof. The body of the Alpha R7 is also completely made of magnesium, while in the alpha 7 additionally plastic is used.

With battery and memory card both weigh less than 500 grams. The facilities of Alpha 7 and Alpha 7R are the new Bionz X image processor which processes, high-resolution photos and full-HD videos easily in real time. For other option like fast auto focus and others more facilities are provided in the control panels provide.

The two cameras system transfers the photos via WLAN and NFC to the inserted memory cards or SD cards to Smartphones, tablets, TVs and computers. According to the Sony; compact mirror less full-frame cameras require matching compact, lightweight and robust lenses.

Therefore, the manufacturer along with the Alpha 7 and Alpha 7R trying to make available five new full-frame lenses - including premium models from Carl Zeiss. The five new E-mount lenses for full frame cameras appear between November 2013 and February 2014. The suggested retail price for the Sony Alpha 7 is 1,499 Euros, for the Alpha 7R it is 2,099 Euros. Additionally it comes with a kit with the full-frame lens SEL - 2870 for 1,799 Euros in the market. You may soon expect these cameras in the market.

Oracle releases 127 security fixes, 51 for Java alone

Oracle released a major security package that includes, 51 Java vulnerabilities among other things. Hence the experts strongly advise to update. Regularly new vulnerabilities appear in the Java Runtime Environment.

Some of them are extremely critical: Even the Federal Office for Security in Information Technology warns occasionally before using the software. More important is that the developers fill in the gaps as quickly as possible.

A new security package fixes 127 errors in Oracle products - only 51 of them relate to Java. The targets are almost all in applets or Web Start and Java Plug-in in your browser. The vulnerabilities can be exploited over the Internet - without you actually realizing it.

Therefore, it is particularly important to update Java. First check which version of Java is installed on your PC. Use to check the version of Oracle. With Java 7 Update 45 you are up to date with the latest versions which pluck the holes. Updates usually take over the Java Control Panel. There you can also set whether to automatically update Java in the future.

 The Control Panel is launched via the javacpl.exe in your Java installation bin directory. If you do not need Java to the remove or disabling of the program recommends. However, the software is used in many places: about booking of seats in the cinema or in the bank.

Free up disk space with a new Windows 7 feature

Clandestinely Microsoft has its Windows 7 donated a new feature that allows you to shovel several gigabytes of space on your hard drive. The new cleaning function can delete old Windows Update files. The cleaning function appears when you click in Windows Explorer, right -click the icon for the C drive and select properties then clean with a mouse click, cleanup and system files.

In the window that appears you should see an updated Windows 7 with the line “Windows Update Cleanup." In the example shown in the picture can also make free almost two gigabytes of storage space. Missing you at the entry, you can find the download in the Microsoft Knowledge Base KB 2,852,386th

How to Manually Install Android 4.3 in Samsung Galaxy S4

There is another test version of Android 4.3 for the Galaxy S4 (GT- I9505) published. In the current build, it should be the almost final version of the official firmware. New features are not added, Samsung has only removed some bugs. In the download package you will find Samsung mobile. The Android 4.3 version can indeed S4 (GT- I9505) Galaxy install, but since it is an Asian firmware, no other European language file other than English is included - but alternatively, you can choose English.

 Whether Android 4.3 actually officially released in October for the Galaxy S4 is still unclear - the now leaked test version for European appliances, however, suggests. Because even the internal build runs round than the previously installed Android 4.2 version. Micro stuttering, for example, when opening large folder no longer occur. You can look at the S4 update therefore especially pleased with the boosted performance. However, there are hardly any new features:


With “Knox" Samsung introduces a long-awaited security feature with the Galaxy S4 , thanks to the user separate personal and professional data to make it easier to integrate Smartphones into private enterprise. Part of the firmware is now also in Samsung Wallet, an app that will store including tickets, coupons and similar cards. We were able to test the app. New is the read mode, you can access via the quick settings. But the function seems to work only with selected apps. Who does not want to wait for the official update, you can install the trial version 4.3 of Android for the Galaxy S4 manually.

However, you should be aware of the risks, because an incorrect procedure may spoil your Smartphone. Connect your Smartphone, because the connection is not stable enough to a USB hub. The flash process could be interrupted and the phone may be unusable. Also, use only the original cables. You can also run any background processes that could bring the computer out of the clock and disable absolutely all gravel processes via task manager.

The Smartphone battery should be charged at least 50 percent. The flash process will erase all data on your Smartphone, so you should create a backup. How and save all datas. After completing all the preparations, you need to download the firmware at SamMobile and unzip the file. In addition, you must have the latest version of Flash tools Odin3 (v3.09).

Turn off the S4 and hold while turning the volume down buttons (volume down) and hold the Home button and the Power button. It now displays a warning that you confirm with the volume up, now the S4 is in download mode. Connect your Smartphone to your PC, open Odin as administrator and wait until the device under: is detected (blue bar) " id COM" .

Copy grants the firmware files as follows "Files [Download]":

Under BL : BL_I9505XXUEMI8_1715731_REV06_user_low_ship_MULTI_CERT.tar

Under AP: AP_I9505XXUEMI8_1715731_REV06_user_low_ship_MULTI_CERT.tar.md5

Under CP : CP_I9505XXUEMI8_1715731_REV06_user_low_ship_MULTI_CERT.tar.md5

Under CSC CSC_OXA_I9505OXAEMI8_1715731_REV06_user_low_ship_MULTI_CERT.tar.md5

Odin3 v3.09 : These settings are made for flashing Android 4.3.

 Under "Options", only the points "Auto Reboot" and "F.Reset Time" be marked - you have to leave all other fields blank. Check again all the settings and the correct assignment of the files because with a click on "Start" now you flash Android 4.3 on your Galaxy S4. If your stay Galaxy S4 hangs after flashing, try the device to “Wiping ", i.e. reset to factory settings.

To turn off the S4 and hold while turning the volume up (volume) buttons, the home button and the power button is pressed. Then boot S4 into recovery mode, where you Wiping the device. Follow the instructions strictly. Update flash Android 4.3 on your Galaxy S4 at your own risk. We recommend Android newcomers, wait  few more weeks  for the official version.