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What is a lambda (function)?
...tual SQL to execute using expression trees.
The statement above becomes:
select ... from [tablename]
where [FieldName] > 15 --this line was 'read' from the lambda function
This is different from normal methods or anonymous delegates (which are just compiler magic really) because they ca...
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)
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improv...
How to base64 encode image in linux bash / shell
...nd put it in your clipboard:
file="test.docx"
base64 -w 0 $file | xclip -selection clipboard
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Adding the little arrow to the right side of a cell in an iPhone TableView Cell
...
Best way is select Disclosure Indicator in Accessory section.
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How do you set a default value for a MySQL Datetime column?
...test (str) values ("demo");
Query OK, 1 row affected (0.00 sec)
mysql> select * from test;
+------+---------------------+
| str | ts |
+------+---------------------+
| demo | 2008-10-03 22:59:52 |
+------+---------------------+
1 row in set (0.00 sec)
mysql>
**CAVEAT: IF...
JavaScript get element by name
...Method document.getElementsByName returns an array of elements. You should select first, for example.
document.getElementsByName('acc')[0].value
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Design patterns to avoid [closed]
...you end up with when you wish to use a single-type dispatch OO language to select the code to use based on the type of two (or more) different objects.
The classic example being that you have the intersection between two shapes, but there's an even simpler case that's often overlooked: comparing th...
Search for “does-not-contain” on a DataFrame in pandas
...
You can use Apply and Lambda to select rows where a column contains any thing in a list. For your scenario :
df[df["col"].apply(lambda x:x not in [word1,word2,word3])]
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How do I fix a merge conflict due to removal of a file in a branch?
...Rescan for changes in Git Gui (F5)
Notice that conflicting file is deleted
Select Stage Changed Files To Commit (Ctrl-I) from Commit menu
Enter a commit comment like "deleted conflicting file"
Commit (ctrl-enter)
Now if you restart the merge it will (hopefully) work.
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Can PHP cURL retrieve response headers AND body in a single request?
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Take a look to the selected answer of stackoverflow.com/questions/14459704/… before implementing something like this. w3.org/Protocols/rfc2616/rfc2616-sec14.html (14.20) A server that does not understand or is unable to comply with any of t...