大约有 40,000 项符合查询结果（耗时：0.0573秒） [XML]
Undo git pull, how to bring repos to old state
...so, but only merge other remaining files. So, I want to get those files back, is that possible?
11 Answers
...
Downloading a Google font and setting up an offline site that uses it
I have a template and it has a reference to a Google font like this:
11 Answers
11
...
Is there any difference between “foo is None” and “foo == None”?
...
BrendanBrendan
16.6k1414 gold badges7474 silver badges100100 bronze badges
...
How to get the separate digits of an int number?
I have numbers like 1100, 1002, 1022 etc. I would like to have the individual digits, for example for the first number 1100 I want to have 1, 1, 0, 0.
...
Does Dart support enumerations?
...
Beginning 1.8, you can use enums like this:
enum Fruit {
apple, banana
}
main() {
var a = Fruit.apple;
switch (a) {
case Fruit.apple:
print('it is an apple');
break;
}
// get all the values of the enums
for (List<Fruit> val...
Integrating the ZXing library directly into my Android application
I'm writing this in mere desperation :) I've been assigned to make a standalone barcode scanner (as a proof of concept) to an Android 1.6 phone.
...
Easy way to list node modules I have npm linked?
I am looking for a command that will list the names of global modules that I have npm link 'd to local copies, also listing the local path.
...
Python mysqldb: Library not loaded: libmysqlclient.18.dylib
...
I solved the problem by creating a symbolic link to the library. I.e.
The actual library resides in
/usr/local/mysql/lib
And then I created a symbolic link in
/usr/lib
Using the command:
sudo ln -s /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/lib/libmysqlcli...
How to empty a list?
...example:
lst1 = [1, 2, 3]
lst2 = lst1
del lst1[:]
print(lst2)
For the sake of completeness, the slice assignment has the same effect:
lst[:] = []
It can also be used to shrink a part of the list while replacing a part at the same time (but that is out of the scope of the question).
Note that ...
Why do enum permissions often have 0, 1, 2, 4 values?
Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ?
7 Answers
...