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Why do C and C++ compilers allow array lengths in function signatures when they're never enforced?
...actually ignored.
The decision to allow this syntax was made in the 1970s and has caused much confusion ever since...
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jQuery if checkbox is checked
... these comments should be added directly to the question asked by Clinton, and suggesting that the absolute fastest recommendation would be to add an ID
– Tom Stickel
Sep 15 '15 at 23:01
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一分钟读懂低功耗蓝牙(BLE) MTU交换数据包 - 创客硬件开发 - 清泛IT社区，...
1.概述
  * MTU: 最大传输单元（MAXIMUM TRANSMISSION UNIT） ， 指在一个PDU （Protocol Data Unit： 协议数据单元，在一个传输单元中的有效传输数据）能够传输的最大数据量（多少字节可以一次性传输到对方）。
  * MTU 交...
Rails Object to hash
...answered Oct 6 '10 at 12:12
SwanandSwanand
11.6k66 gold badges4343 silver badges6262 bronze badges
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Android - Emulator in landscape mode, screen does not rotate
When I switch to landscape mode ( NUMPAD 7 or CTRL + F11 ) the emulator rotates the screen to landscape orientation but the Android OS and none of the apps rotate. So everything is sitting sideways. Is there something in the AVD configuration that needs to be set in order for the device to rotate ...
How to save username and password with Mercurial?
I used Mercurial in a personal project, and I have been typing my username and password every time I want to push something to the server.
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How to view file history in Git?
...pecifier that is a hash key (e.g. 14b8d0982044b0c49f7a855e396206ee65c0e787 and b410ad4619d296f9d37f0db3d0ff5b9066838b39). To view the difference between two different commits, use git diff with the first few characters of the revision specifiers of both commits, like so:
# diff between commits 14b8...
How to cancel an $http request in AngularJS?
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what should I do in case I need both a timeout and manual cancelling via promise?
– Raman Chodźka
Jul 26 '13 at 9:56
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Can I use complex HTML with Twitter Bootstrap's Tooltip?
...whether you are going to use complex html into the tooltip. Set it to true and then hit the html into the title attribute of the tag.
See this fiddle here - I've set the html attribute to true through the data-html="true" in the <a> tag and then just added in the html ad hoc as an example.
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Why aren't pointers initialized with NULL by default?
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We all realize that pointer (and other POD types) should be initialized.
The question then becomes 'who should initialize them'.
Well there are basically two methods:
The compiler initializes them.
The developer initializes them.
Let us assume tha...