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UITableView : viewForHeaderInSection: not called during reloadData:
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edited Sep 9 '14 at 18:50
answered Feb 25 '13 at 23:51
rm...
How to jump to a particular line in a huge text file?
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30
linecache:
The linecache module allows one to get any line from a Python source file, while ...
Embed image in a element
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answered Dec 30 '11 at 20:06
Andrew BarberAndrew Barber
36.8k1414 gold badges9090 silver badges118118 bronze badges
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how do i block or restrict special characters from input fields with jquery?
...ut').on('keypress', function (event) {
var regex = new RegExp("^[a-zA-Z0-9]+$");
var key = String.fromCharCode(!event.charCode ? event.which : event.charCode);
if (!regex.test(key)) {
event.preventDefault();
return false;
}
});
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Why does PEP-8 specify a maximum line length of 79 characters? [closed]
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130
Much of the value of PEP-8 is to stop people arguing about inconsequential formatting rules, and...
How to create PDFs in an Android app? [closed]
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Rubens Mariuzzo
24.7k2323 gold badges109109 silver badges143143 bronze badges
answered Dec 30 '10 at 19:28
nikib3ronikib3ro
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How do I update a Python package?
I'm running Ubuntu 9:10 and a package called M2Crypto is installed (version is 0.19.1). I need to download, build and install the latest version of the M2Crypto package (0.20.2).
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php：获取数组第一个值 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...HP 5.4版本后可以使用[ ]来取数据指定位置的元素，索引从0开始，即$arr[0]取数组第一个值。不过为了兼容性，建议还是采取reset(),current(),next()等函数来取数组中的值，reset($arr)后current($arr)取第一个值。自PHP 5.4版本后可以使用 [ ] ...
Proper practice for subclassing UIView?
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300
Apple defined pretty clearly how to subclass UIView in the doc.
Check out the list below, espe...
jQuery Validate Plugin - How to create a simple custom rule?
...e, element) {
return this.optional(element) || (parseFloat(value) > 0);
}, "* Amount must be greater than zero");
And then applying this like so:
$('validatorElement').validate({
rules : {
amount : { greaterThanZero : true }
}
});
Just change the contents of the 'addMetho...