大约有 13,065 项符合查询结果（耗时：0.0423秒） [XML]
How to jump directly to a column number in Vim
Sometimes for debugging purposes I have to do the exciting job of wading through minified javascript code. The lines are upto 600 columns wide. The exception reporting library is kind enough to provide me the exact crash coordinates in the form of line number and column number. However I can't find ...
How to detect if a specific file exists in Vimscript?
... looking for an elegant way in Vimscript to check if a file exists in the current directory.
4 Answers
...
AsyncTaskLoader vs AsyncTask
Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips.
...
Qt: *.pro vs *.pri
What is the difference between *.pro and *.pri configuration files for qmake?
3 Answers
...
PostgreSQL - Rename database
I need to rename the database but when I do in
PGAdmin : ALTER DATABASE "databaseName" RENAME TO "databaseNameOld" it told me that it cannot.
...
How to delete a record in Django models?
I want to delete a particular record. Such as
5 Answers
5
...
How can I remove a flag in C?
...ere is a variable that holds some flags and I want to remove one of them. But I don't know how to remove it.
3 Answers
...
Making a Location object in Android with latitude and longitude values
I have a program in which latitude and longitude values of a location are stored in a database, which I download.
3 Answer...
Creating a new column based on if-elif-else condition
...
To formalize some of the approaches laid out above:
Create a function that operates on the rows of your dataframe like so:
def f(row):
if row['A'] == row['B']:
val = 0
elif row['A'] > row['B']:
val = 1
else:
val = -1
retur...
What's a standard way to do a no-op in python?
I often find myself writing if / elif / else constructs in python, and I want to include options which can occur, but for which the corresponding action is to do nothing. I realise I could just exclude those if statements, but for readability I find it helps to include them all, so that if you are l...