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Nohup is not writing log to output file
... Works like a charm. I also think it is a better answer than the one selected as correct. Could you please mark this as correct to not confuse others?
– Ondrej Burkert
May 13 '15 at 14:50
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JavaScript before leaving the page
...er if they want to leave the page or not, you cannot redirect them if they select to stay on the page. If they select to leave, the browser will go where they told it to go.
You can use onunload to do stuff before the page is unloaded, but you cannot redirect from there (Chrome 14+ blocks alerts ...
Some projects cannot be imported because they already exist in the workspace error in Eclipse
...nd my co-worker have been working on.. and keep getting this error after I select-- "import" then "import existing project" then click archive file, and then I click next, and this error comes up:
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Exception thrown inside catch block - will it be caught again?
...lause of the try statement, then the first (leftmost) such catch clause is selected. The value V is assigned to the parameter of the selected catch clause, and the Block of that catch clause is executed. If that block completes normally, then the try statement completes normally; if that block compl...
Run a batch file with Windows task scheduler
...cepted answer, making sure that "run with the highest privileges" are also selected.
– mheavers
Dec 28 '15 at 16:05
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show 4 more comments
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PyCharm shows unresolved references error for valid code
...didn't work for me.
I got mine working by going to Project Interpreters, Selecting the "Paths" tab, and hitting the refresh button in that submenu. It auto-populated with something called "python-skeletons".
edit: screenshot using PyCharm 3.4.1 (it's quite well hidden)
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Replace None with NaN in pandas dataframe
... dtype fields in your df and then replace the None:
obj_columns = list(df.select_dtypes(include=['object']).columns.values)
df[obj_columns] = df[obj_columns].replace([None], np.nan)
share
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improv...
How do I dump the data of some SQLite3 tables?
...SOME_STRING' for something other than a comma.
.headers on
.out file.csv
select * from MyTable;
If you want to reinsert into a different SQLite database then:
.mode insert <target_table_name>
.out file.sql
select * from MyTable;
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Filtering for empty or NULL names in a queryset
...null, not-empty alias field. The generated SQL would look something like:
SELECT * FROM Name WHERE alias IS NOT NULL AND alias != ""
You can also pass multiple arguments to a single call to exclude, which would ensure that only objects that meet every condition get excluded:
Name.objects.exclude...
How do BitTorrent magnet links work?
...move last 'e' to compensate for bencoding
return String.Join("", bytes.Select(b => b.ToString("X2")));
}
As I understand it, this hash does not include any information on how to locate the tracker, the client needs to find this out through other means (the announce url provided). This is j...