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dnes 05:00 | Bezpečnostní upozornění

Maxim Goryachy a Mark Ermolov ze společnosti Positive Technologies budou mít v prosinci na konferenci Black Hat Europe 2017 přednášku s názvem "Jak se nabourat do vypnutého počítače, a nebo jak v Intel Management Engine spustit vlastní nepodepsaný kód". O nalezeném bezpečnostním problému informovali společnost Intel. Ta bezpečnostní problém INTEL-SA-00086 v Intel Management Engine (ME), Intel Server Platform Services (SPS) a Intel

… více »
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dnes 01:33 | Zajímavý projekt

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Ladislav Hagara | Komentářů: 0
dnes 00:11 | Zajímavý projekt

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Ladislav Hagara | Komentářů: 0
včera 23:22 | Komunita

Na Humble Bundle lze získat počítačovou hru Brütal Legend (Wikipedie, YouTube) běžící také v Linuxu zdarma. Speciální akce končí ve středu v 19:00.

Ladislav Hagara | Komentářů: 0
včera 06:00 | Zajímavý článek

USA Network vysílá již třetí sérii seriálu Mr. Robot (Wikipedie, ČSFD.cz). Ryan Kazanciyan, technický konzultant seriálu, se na Medium v sérii článků Mr. Robot Disassembled věnuje jednotlivým dílům a popisuje použité nástroje a postupy.

Ladislav Hagara | Komentářů: 2
19.11. 23:55 | IT novinky

Společnost StartCom oficiálně oznámila, že jako certifikační autorita končí. Od 1. ledna 2018 přestane vydávat nové certifikáty a následující 2 roky bude poskytovat OCSP a CRL. Počátkem roku 2020 budou všechny platné certifikáty zneplatněny.

Ladislav Hagara | Komentářů: 21
19.11. 22:00 | IT novinky

Hodnota Bitcoinu, decentralizované kryptoměny, překonala hranici 8 000 dolarů [reddit].

Ladislav Hagara | Komentářů: 3
19.11. 21:55 | Zajímavý software

Byla vydána verze 10.0 linuxové distribuce Raspberry Digital Signage. Jedná se o distribuci pro jednodeskové počítače Raspberry Pi určenou k prezentačním účelům (veletrhy, prodejny, ...). Po naběhnutí systému je spuštěn webový prohlížeč v režimu celé obrazovky a vybraná prezentace. Nejnovější Raspberry Digital Signage vychází z distribuce Raspbian Stretch.

Ladislav Hagara | Komentářů: 0
19.11. 13:33 | Zajímavý software

Společnost Google na svém blogu věnovaném open source představila container-diff, nástroj pro analýzu a porovnávání Docker kontejnerů. Zdrojové kódy jsou k dispozici pod licencí Apache 2.0.

Ladislav Hagara | Komentářů: 0
19.11. 08:00 | Komunita

Flatpak Workshop proběhne ve středu 29. listopadu od 10:00 v Brně. V dopolední přednáškové části se účastníci seznámí s Flatpakem, se specifiky pro aplikace napsané v Qt a GTK+, portály, které integrují aplikace do systému, a na závěr, jak dostat aplikaci do Flathubu, což je momentálně největší centralizovaný repozitář Flatpaků. V odpolední části si pak mohou za pomoci lektorů zkusit nějakou aplikaci zabalit pro Flatpak. Workshop je určen pro 20 účastníků. Nutná je registrace.

Ladislav Hagara | Komentářů: 7
Jak se vás potenciálně dotkne trend odstraňování analogového audio konektoru typu 3,5mm jack z „chytrých telefonů“?
 (9%)
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Celkem 713 hlasů
 Komentářů: 36, poslední 17.11. 18:43
    Rozcestník

    Silent Mouse - The Second Encounter

    23.3.2005 02:15 | Přečteno: 158820× | non-linux

    Having used my silenced rodent for nearly 1/2 year at home, I finally decided to get rid of the clicking noise at work too and here's the how-to. Some people wanted me to translate the original article, but I guess it's better to start afresh with a revised and simplified approach.

    I'm not going repeat reasons for silencing mice, if you want to do it, you probably know why. If you don't know why, then just assume there are people who hate the clicking sound.

    Equipment needed:
            a Genius Netscroll+ mouse - my original object of experimentation
    	genius
    	or other type, such as my Dell scroll mouse (seems to be a Logitech)
    	dell
    	(these two have been proven to work)
            cross-point screwdriver
            soldering iron
            tin-lead solder
            rosin or flux
            sharp knife
            2 cm of thin insulated wire (2 pcs) (only if necessary)
    

    1. Disassemble the mouse. Now you can see the three switches that make more than 90 % of the noise (the 10 % are made up by resonance in the plastic body - I tried to fill it with some silencing material, but got no audible difference).
    genius-insidedell-inside

    Take a look at the switches, they must look more or less like this one: switch
    My method is only possible with this type of switch, if you see other type in your mouse you'll probably have to invent something else. This is the case of middle button of Dell mouse (green circle above).

    2. Take notes on the position of white switch buttons. This step is probably unnecessary, as this seems to be always marked on the pcb's.

    3. Carefully solder out the two outer switches. In my first attempt I silenced also the middle switch, which turned to be a bad solution. The switch became too sensitive and could be triggered by mere scrolling. I use the middle button rarely, so I left it noisy in the end; but if you do use the middle button often and therefore wish to hush it too, try it, you have been warned.

    4. Open the switch by carefully lifting the legs (perhaps there's better word for it) on its sides.
    opening-switch
    It's wiser to put the switch upside down beforehand, so that the tiny white plastic button won't fall out. It's not a serious problem if you manage to break the legs - just glue the parts together afterwards - or forget it completely and take the risk of mouse malfunction in extreme conditions (e.g. earthquake).

    5. Turn the switch cover by 180 degrees and join it with base again.
    before: before after: after
    What is the purpose? This way the point where the button touches the spring is shifted and somehow the spring now moves gradually rather than at once. The switch lids of the Dell mouse were a bit different, there wasn't enough room to fit the switch after rotation, so I had to make more space with hot solder gun.

    6. Solder the switches back to the PCB. They have to be in the same position as in point 2 - if the button was in front, it has to be in front again...

    7. In case where only two pins are connected to the circuit (Genius), the pins of the switches are now reversed. To fix it, just connect the outer pins with a piece of wire. (note that this is an old photo, the middle button is no longer silenced and there's no wire there now)
    propojky-genius
    With other type of mouse double check the schematics on how the pins are used.
    The Dell mouse has both outer pins grounded, so there's nothing left to do.
    dell-pcb

    8. Reassemble the mouse and enjoy.

    You can check recorded sound of clicking before and after. FYI, the sounds are of the Genius mouse, but trust me, the other one is dead silent too, I was just too lazy to record it.

    Side notes: The disadvantage is, that the actual clicking is perhaps not as distiguishable or maybe accurate (no audio feedback in fact), but it's just a matter of getting used to. Other ways I have tried consisted of shortening the distance the spring has to travel, but the noise reduction gained was not satisfactory for me.. Also the mouse buttons are now more sensitive, so you'll get a few false clicks in the first couple of days, before you learn how to handle it.

           

    Hodnocení: 71 %

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    Komentáře

    Vložit další komentář

    23.3.2005 16:27 Ondřej Čečák | skóre: 33
    Rozbalit Rozbalit vše :)
    > If you don't know why, then just assume there are people who hate the > clicking sound.

    LOL!
    -- "Ja vim, on vi, ty pico!"
    29.10.2005 23:43 matrixhax0r@yahoo.com
    Rozbalit Rozbalit vše Re: Silent Mouse - The Second Encounter
    It works well, my switches look exactly like those in the photo. However, they won't go into each other after I reversed it so I cut off one end of the top part
    hajma avatar 30.10.2005 00:01 hajma | skóre: 27 | blog: hajma | Říčany
    Rozbalit Rozbalit vše Re: Silent Mouse - The Second Encounter
    Yes, not all switches are exactly identical. I met a switch like this one once and I think there was some structure in the lid that just took space and I was able to remove it with a knife.
    21 promarněných znaků
    19.5.2008 15:14 Paul Redwood Farrington-Douglas
    Rozbalit Rozbalit vše Re: Silent Mouse - The Second Encounter
    Sorry to necropost, but... I don't have golden hands, and am pretty sure I'd make a mess of it if I tried to silence a mouse like this myself. I don't suppose you'd be willing to do it for me? I really need a silent mouse, and commercially the only option is the newish Thanko model which I'd have to order from the States. So it'd be worth my while to pay you to hack one for me. I'm based in Prague, btw. If you'd be interested, can you mail me at pDOTfarrington-douglasATseznamDOTcz?
    2.12.2015 16:10 martosss1
    Rozbalit Rozbalit vše Re: Silent Mouse - The Second Encounter
    I'm sorry if commenting on old threads is considered "bad", I just wanted to say that I tried this with an optical mouse and it totally worked! :) Thanks for the share! Like one of the commenters, the two parts didn't fit perfectly for me, so I had to cut a little bit of the plastic around the small white moving "clicker". Moreover when reversing was complete, the "big" mouse button didn't hit the "small" white part inside, so I had to add an additional metal "prolongener" on top of the whole mechanism to actually link the new position of the small white clicker with the old one that was getting hit when I click the mouse. I did this by cutting a small part out of a pen spring and straightening it, and then sticking it with tape on the outside of the whole click mechanism. And now it's ninja-silent! That was a very nice thing to do, but it did need patience and some tools(pincers and a screw driver, as well as a needle to disassemble the click mechanism - I didn't want to take it out of the pins, because I was afraid not to damage them and render the whole mouse unusable, a small "swiss" knife is also very useful).

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