大约有 40,000 项符合查询结果（耗时：0.0742秒） [XML]
Bash if statement with multiple conditions throws an error
...ions.
tldp.org/LDP/Bash-Beginners-Guide/html/sect_07_01.html
Update
Actually you could still use && and || with the -eq operation. So your script would be like this:
my_error_flag=1
my_error_flag_o=1
if [ $my_error_flag -eq 1 ] || [ $my_error_flag_o -eq 2 ] || ([ $my_error_flag -eq 1 ] ...
What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
...this hunk nor any of the remaining ones
a - stage this hunk and all later hunks in the file
d - do not stage this hunk nor any of the later hunks in the file
g - select a hunk to go to
/ - search for a hunk matching the given regex
j - leave thi...
How to create SBT project with IntelliJ Idea?
...Sbt developing, and I'd like to import a Sbt project in IntelliJ Idea.
Actually, I managed to import my project in two different ways:
...
How can I implement an Access Control List in my Web MVC application?
...ion, the best way to approach this would be to use decorator pattern, Basically, this means that you take your object, and place it inside another object, which will act like a protective shell. This would NOT require you to extend the original class. Here is an example:
class SecureContainer
{
...
Tomcat: How to find out running tomcat version
....in/blog/check-jsp-tomcat-version
Save this code into a file called tomcat_version.jsp:
Tomcat Version : <%= application.getServerInfo() %><br>
Servlet Specification Version :
<%= application.getMajorVersion() %>.<%= application.getMinorVersion() %> <br> ...
How to convert a number to string and vice versa in C++
...o-number conversion and vice-versa are built in into the standard library. All the following functions are present in <string> (as per paragraph 21.5).
string to numeric
float stof(const string& str, size_t *idx = 0);
double stod(const string& str, size_t *id...
Read error response body in Java
...ere is to code like this:
HttpURLConnection httpConn = (HttpURLConnection)_urlConnection;
InputStream _is;
if (httpConn.getResponseCode() < HttpURLConnection.HTTP_BAD_REQUEST) {
_is = httpConn.getInputStream();
} else {
/* error from server */
_is = httpConn.getErrorStream();
}
...
CSV new-line character seen in unquoted field error
...csv file itself, but this might work for you, give it a try, replace:
file_read = csv.reader(self.file)
with:
file_read = csv.reader(self.file, dialect=csv.excel_tab)
Or, open a file with universal newline mode and pass it to csv.reader, like:
reader = csv.reader(open(self.file, 'rU'), dialec...
Send string to stdin
...
@Pyrolistical yes! Especially useful when mastering for example a perl oneliner from a command line - easy editing of perl's arguments without the need much backward movements with a cursor. :)
– jm666
Feb 12 '1...
Enum type constraints in C# [duplicate]
What is the reason behind C# not allowing type constraints on Enum 's? I'm sure there is a method behind the madness, but I'd like to understand why it's not possible.
...