大约有 30,000 项符合查询结果（耗时：0.0449秒） [XML]
Getting parts of a URL (Regex)
Given the URL (single line):
http://test.example.com/dir/subdir/file.html
25 Answers
...
Can I use a binary literal in C or C++?
...numbers;
Advantages:
Total preprocessor driven, not spending processor time in pointless operations (like "?.. :..", "<<", "+") to the executable program (it may be performed hundred of times in the final application);
It works "mainly in C" compilers and C++ as well (template+enum solutio...
Using build types in Gradle to run same app that uses ContentProvider on one device
... different types of your app by simply modifying the package name at build time. One of the main advantage of this improvement is you can now have two different versions of your app installed on the same device at the same time. For instance:
android {
compileSdkVersion 17
buildToolsVersion "...
Android Studio with Google Play Services
... Simple, Elegant solutions. Thanks @IvoStoyanov it will save lot's of time of beginners like me.
– Manikandan S
May 4 '18 at 12:14
add a comment
|
...
JavaScript chop/slice/trim off last character in string
I have a string, 12345.00 , and I would like it to return 12345.0 .
25 Answers
25
...
What is meant by the term “hook” in programming?
...erating system "in-flight" or on the disk.
They've been around for a long time. Mainframes had them (called exits) and a great deal of mainframe software uses those facilities even now. For example, the free source code control system that comes with z/OS (called SCLM) allows you to entirely replac...
MySQL error: key specification without a key length
...laration, i.e VARCHAR(200) will limit it to 200 characters long only.
Sometimes, even though you don’t use TEXT or BLOB related type in your table, the Error 1170 may also appear. It happens in a situation such as when you specify VARCHAR column as primary key, but wrongly set its length or chara...
Git Symlinks in Windows
Our developers use a mix of Windows and Unix based OS's. Therefore, symlinks created on Unix machines become a problem for Windows developers. In windows (msysgit), the symlink is converted to a text file with a path to the file it points to. Instead, I'd like to convert the symlink into an actual W...
Commenting in a Bash script inside a multiline command
How can I comment on each line of the following lines from a script?
7 Answers
7
...
RAII and smart pointers in C++
...e destructor of File. So long as the File object is destroyed at the right time (which it should be anyway), closing the file is taken care of for us. So, our code now looks something like:
File file("/path/to/file");
// Do stuff with file
// No need to close it - destructor will do that for us
T...