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invalid byte sequence for encoding “UTF8”
... the iconv utility to change encoding of the input data.
iconv -f original_charset -t utf-8 originalfile > newfile
You can change psql (the client) encoding following the instructions on Character Set Support. On that page, search for the phrase "To enable automatic character set conversion".
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What it the significance of the Javascript constructor property?
...
Camilo Martin
32.7k1818 gold badges103103 silver badges148148 bronze badges
answered Mar 27 '12 at 2:48
Jack HuJack...
Factory pattern in C#: How to ensure an object instance can only be created by a factory class?
...class BusinessObjectFactory
{
private Func<string, BusinessObject> _ctorCaller;
public BusinessObjectFactory (Func<string, BusinessObject> ctorCaller)
{
_ctorCaller = ctorCaller;
}
public BusinessObject CreateBusinessObject(string myProperty)
{
if (...)
return...
How does this milw0rm heap spraying exploit work?
...
320
The shellcode contains some x86 assembly instructions that will do the actual exploit. spray c...
What's the strangest corner case you've seen in C# or .NET? [closed]
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Samuel KimSamuel Kim
3,69322 gold badges2121 silver badges1818 bronze badges
...
Watch multiple $scope attributes
...bject in scope.
$scope.$watchGroup(
[function () { return _this.$scope.ViewModel.Monitor1Scale; },
function () { return _this.$scope.ViewModel.Monitor2Scale; }],
function (newVal, oldVal, scope)
{
if (newVal != oldVal) {
...
How do I test for an empty JavaScript object?
...N.stringify({});
}
jQuery:
jQuery.isEmptyObject({}); // true
lodash:
_.isEmpty({}); // true
Underscore:
_.isEmpty({}); // true
Hoek
Hoek.deepEqual({}, {}); // true
ExtJS
Ext.Object.isEmpty({}); // true
AngularJS (version 1)
angular.equals({}, {}); // true
Ramda
R.isEmpty({}); //...
UCenter实现各系统通信的原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...原理
1、用户登录bbs，通过logging.php文件中，使用函数uc_user_login验证，如果验证成功，将调用函数uc_user_synlogin（位于uc_client下的client.php文件中）， 在这个函数中调用 uc_api_post('user', 'synlogin', array('uid'=>$uid));之后向UC_API.'/index.php'...
Change priorityQueue to max priorityqueue
...ate for long integers due to overflow. For example, numbers y = Integer.MIN_VALUE and x = 5 results in positive number. It is better to use new PriorityQueue<>((x, y) -> Integer.compare(y, x)). Though, the better solution is given by @Edwin Dalorzo to use Collections.reverseOrder().
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foreach with index [duplicate]
...magic.
– Kamil Szot
Nov 5 '13 at 21:32
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