大约有 30,000 项符合查询结果（耗时：0.0321秒） [XML]
How to input a regex in string.replace?
... and outside character classes.) There is an excellent online tutorial at: www.regular-expressions.info. The time you spend there will pay for itself many times over. Happy regexing!
share
|
improve...
Objective-C and Swift URL encoding
...e work.
Example code
iOS7 and above:
NSString *unescaped = @"http://www";
NSString *escapedString = [unescaped stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLHostAllowedCharacterSet]];
NSLog(@"escapedString: %@", escapedString);
NSLog output:
escapedString: http%3...
How do I pause my shell script for a second before continuing?
...
Run multiple sleeps and commands
sleep 5 && cd /var/www/html && git pull && sleep 3 && cd ..
This will wait for 5 seconds before executing the first script, then will sleep again for 3 seconds before it changes directory again.
...
How to pass parameters in $ajax POST?
...m({ field1: "hello", field2 : "hello2"}) ,
contentType: 'application/x-www-form-urlencoded; charset=UTF-8',
success: function (response) {
alert(response.status);
},
error: function () {
alert("error");
}
});
In this case the param method formats the data to:
...
How do you rename a MongoDB database?
...
No there isn't. See https://jira.mongodb.org/browse/SERVER-701
Unfortunately, this is not an simple feature for us to implement due to the way that database metadata is stored in the original (default) storage engine. In MMAPv1 files, the na...
How to disable Google Chrome auto update?
...own).
Even using the official Google page with the templates did NOTHING: https://support.google.com/installer/answer/146164?hl=en
I followed scrupulously the instructions of that page, the keys in the registry are all correct, but still going to the "About Google Chrome" when the program is opene...
What is a covariant return type?
...elp in preventing run-time ClassCastExceptions on returns
reference:
www.geeksforgeeks.org
share
|
improve this answer
|
follow
|
...
How can one see the structure of a table in SQLite? [duplicate]
... many other useful builtin dot commands -- see the documentation at http://www.sqlite.org/sqlite.html, section Special commands to sqlite3.
Example:
sqlite> entropy:~/Library/Mail>sqlite3 Envelope\ Index
SQLite version 3.6.12
Enter ".help" for instructions
Enter SQL statements terminated wit...
Best lightweight web server (only static content) for Windows [closed]
...s Open Source licensed under the revised BSD license.
Main site: http://www.lighttpd.net/
Edit: removed Windows version link, now a spam/malware plugin site.
share
|
improve this answer
...
Why Maven uses JDK 1.6 but my java -version is 1.7
...o handle JDK versions on MacOS is by using the script described at: http://www.jayway.com/2014/01/15/how-to-switch-jdk-version-on-mac-os-x-maverick/
share
|
improve this answer
|
...