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When should I use malloc in C and when don't I?
I understand how malloc() works. My question is, I'll see things like this:
6 Answers
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What's the best way to parse a JSON response from the requests library?
...each of the elements would still be unicode.
– felix001
Jun 1 '13 at 21:43
@felix001: yes, although you can convert an...
how to check the jdk version used to compile a .class file [duplicate]
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answered Jul 18 '09 at 12:01
Gwyn EvansGwyn Evans
1,18655 silver badges1616 bronze badges
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select and update database record with a single queryset
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@learning well dude, it all depends on your scenario. The update method is great for mass updates, but it should set off a warning in your head when you use it that you need to review any signals attached to that object that might also need to be m...
我帮儿子用App Inventor 2给遥控车装了"蓝牙大脑"，手机一划车就...
...的通信协议——4字节指令包：
字节 | 含义 | 值范围
0x01 | 前进速度 | 0到100
0x02 | 转向角度 | 左-50到右50
0x03 | 校验位 | 前两字节异或
0x04 | 帧尾 | 0xFF
发送代码：
当 Clock1.计时
执行 调用 BluetoothClient1.发送字节...
Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view
... Nothing glaring stands out as a security issue to me. If you're really concerned about it though, you can always make a custom model binder on the mvc side.
– Craig M
May 12 '11 at 18:31
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What's the difference between window.location= and window.location.replace()?
...er won't be able to use the Back
button to navigate to it.
Oh and generally speaking:
window.location.href = url;
is favoured over:
window.location = url;
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Why should I use a pointer rather than the object itself?
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It's very unfortunate that you see dynamic allocation so often. That just shows how many bad C++ programmers there are.
In a sense, you have two questions bundled up into one. The first is when should we use dynamic allocation (using new)? The second is when should w...
Why does Eclipse Java Package Explorer show question mark on some classes?
...lipse Helios Java Package Explorer, I see the Java class icons display a small question mark to the right of the 'J', something like [J?]. This icon is shown on each class within one package in my project, but I cannot find an explanation for this in the documentation.
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How to hide 'Back' button on navigation bar on iPhone?
...er.
– Kunal Balani
Jan 17 '14 at 17:01
self.navigationItem.hidesBackButton = YES; works for me in viewDidLoad, ios 7
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