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Recommended way to get hostname in Java
...me circumstances:
The IP address might not resolve into any name. Bad DNS setup, bad system setup or bad provider setup may be the reason for this.
A name in DNS can have many aliases called CNAMEs. These can only be resolved in one direction properly: name to address. The reverse direction is ambi...
How to Remove Array Element and Then Re-Index Array?
I have some troubles with an array. I have one array that I want to modify like below. I want to remove element (elements) of it by index and then re-index array. Is it possible?
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What does void* mean and how to use it?
Today when I was reading others' code, I saw something like void *func(void* i); , what does this void* mean here for the function name and for the variable type, respectively?
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What is the difference between statically typed and dynamically typed languages?
... a statically typed language variables' types are static, meaning once you set a variable to a type, you cannot change it. That is because typing is associated with the variable rather than the value it refers to.
For example in Java:
String str = "Hello"; //variable str statically typed as str...
How to click or tap on a TextView text
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You can set the click handler in xml with these attribute:
android:onClick="onClick"
android:clickable="true"
Don't forget the clickable attribute, without it, the click handler isn't called.
main.xml
...
<TextVie...
Detect if an element is visible with jQuery [duplicate]
Using .fadeIn() and .fadeOut() , I have been hiding/showing an element on my page, but with two buttons, one for hide and one for show. I now want to have one button to toggle both .
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腾讯Tencent开源框架介绍（持续更新） - 开源 & Github - 清泛网 - 专注C/C++及内核技术
腾讯Tencent开源框架介绍（持续更新）tencent-opensource腾讯开源了很多自己内部久经考验的框架代码，这里对C++及大前端相关的开源框架进行一些探索，有类似需求的可以参考一下。GitHub：https: github com Tencent官网：https: openso 腾...
Custom Adapter for List View
...yId(R.id.description);
if (tt1 != null) {
tt1.setText(p.getId());
}
if (tt2 != null) {
tt2.setText(p.getCategory().getId());
}
if (tt3 != null) {
tt3.setText(p.getDescription());
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How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”
... to upgrade gcc and g++ to version 4.4 at least.
Make sure your CC/CXX is set (exported) to right binaries before compiling.
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Any good boolean expression simplifiers out there? [closed]
I was refactoring old code and encountered several IF conditions that were way too complex and long and I'm certain they can be simplified. My guess is that those conditions grew so much because of later modifications.
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