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How to listen for a WebView finishing loading a URL?
...
I found one elegant solution as well, have not tested it rigorously though:
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
if (m_webView.getProgress() == 100) {
progressBar.setVisibility(Vie...
c++11 智能指针回调的经典场景 - C/C++ - 清泛网 - 专注C/C++及内核技术
...要执行；弱指针：允许某情况下任务丢弃不执行。
void Test( ClientWPtr wPtr) {
auto backtask = [&, wPtr](){
std::cout << "client task begin..." << std::endl;
std::this_thread::sleep_for(std::chrono::milliseconds(50));
ClientPtr myClient = wPtr.lock();
//auto ...
discuz插件开发新手入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...需要的文件。如下图 我在模块里面定义了 页面嵌入的 test1类文件，则需要在插件文件夹中新建一个test1.class.php的文件
下面是需要注意的东西。
test1.class.php中 文件的上部分 是discuz的引入部分，而下面的类名必须要和插件的...
Inverse dictionary lookup in Python
...o guarantee that it returns a single value and it does not need to be lexically first only that it be the first match and that it's behavior is stable (multiple calls on same dict over time should yield same matching element). Unless dictionaries rearrange their unmodified hashes over time as other...
Is 1.0 a valid output from std::generate_canonical?
...ation with libc++ confirms this expectation.
template<class F>
void test(long long N, const F& get_a_float) {
int count = 0;
for (long long i = 0; i < N; ++i) {
float f = get_a_float();
if (f == 1.0f) {
++count;
}
}
printf("Expected %...
Is there a Python caching library?
...
Ah, I kept searching for this and all I found was a wiki that mentioned how to use it as an WSGI middleware. It looks like what I need, thank you.
– Stavros Korokithakis
Sep 15 '09 at 14:20
...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...
well I am testing it right now and it does. If I remove all the intent flags and just set the launchMode="singleInstance" in the manifest, the weird animation is there, if I remove it, its back to normal
– urSus
...
How to set default value for form field in Symfony2?
...
In my testing empty_data doesn't allow me to override the default value from a field submitted empty, e.g. if you want to save to the database as 0 instead of NULL. This bug is still outstanding as far as I can tell: github.com/sym...
How to read from a file or STDIN in Bash?
...
Here is the simplest way:
#!/bin/sh
cat -
Usage:
$ echo test | sh my_script.sh
test
To assign stdin to the variable, you may use: STDIN=$(cat -) or just simply STDIN=$(cat) as operator is not necessary (as per @mklement0 comment).
To parse each line from the standard input, t...
Is it possible to make abstract classes in Python?
...nitions of those methods:
>>> Abstract()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: Can't instantiate abstract class Abstract with abstract methods foo
>>> class StillAbstract(Abstract):
... pass
...
>>> StillAbstr...