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调研结论：File组件写log文件大小有上限吗？会无限增长吗？（附日志轮转方...
...案1：按日期分文件（最简单，推荐）
文件名带日期：log_20260922.txt。每天一个新文件，天然有上限，历史日志好定位。用 Clock 组件取当前日期拼进文件名即可。
方案2：按行数/条数轮转
App里维护一个计数器变量，每写一条+1...
iOS: Compare two dates
...nclution that the best way of doing it is like this:
- (BOOL)isEndDateIsSmallerThanCurrent:(NSDate *)checkEndDate
{
NSDate* enddate = checkEndDate;
NSDate* currentdate = [NSDate date];
NSTimeInterval distanceBetweenDates = [enddate timeIntervalSinceDate:currentdate];
double secondsI...
Bootstrap with jQuery Validation Plugin
...ks well, except for one thing: Testing against jQuery Validate 1.11.1 and calling resetForm() on a form's validator will not call unhighlight on invalid elements, making it necessary to remove the has-error class by hand when resetting a form. What I do is to call the following function instead of c...
Normalize data in pandas
... The corresponding method to create unit-normal normalized data is called StandardScaler.
– abeboparebop
Mar 1 '17 at 14:17
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Best way to obfuscate an e-mail address on a website?
...domain name. My e-mail address is (my first name)@(my last name).com. So really, when it comes down to guessing it, it's not very hard.
...
What does “1 line adds whitespace errors” mean when applying a patch?
...tches from one branch to another. However, every time I make any change at all, I get the following message during git apply :
...
Visual Studio - Shortcut to Navigate to Solution Explorer
...
Oh sorry, by selected I thought you meant actually opened. Escape will return to document, whilst keeping the selection, but it won't open the file. (Similar to ctrl + tab). Enter will actually open the file.
– keyboardP
Jun 4 '11 a...
Declare a block method parameter without using a typedef
...ssue benefits from multiple):
@implementation CallbackAsyncClass {
void (^_loginCallback) (NSDictionary *response);
}
// …
- (void)loginWithCallback:(void (^) (NSDictionary *response))handler {
// Do something async / call URL
_loginCallback = Block_copy(handler);
// response will c...
How to set timeout on python's socket recv method?
...lect() to wait until data is available or until the timeout occurs. Only call recv() when data is actually available. To be safe, we also set the socket to non-blocking mode to guarantee that recv() will never block indefinitely. select() can also be used to wait on more than one socket at a time...
How to get the type of T from a member of a generic class or method?
...
I actually just used typeof(Type) and it works great.
– Anton
Jun 26 '17 at 14:39
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