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Python list iterator behavior and next(iterator)
... I get the same result as @lvc (only on IDLE however, when executed as script I get this))
– jamylak
May 29 '13 at 13:19
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Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
...on would be to delete the migrations file updating the schema. Then, run a script to update all those values to your default value. Then re-run the migration to update the schema. This way, the update is already done. Django migration is only altering the schema.
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Linux bash: Multiple variable assignment
...pointless, but I was using this technique to return multiple values from a script that I did care about the return status. I thought I would share my findings.
– Lee Netherton
Oct 22 '15 at 11:26
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Read file data without saving it in Flask
...poraryFile() (as stated in the werkzeug documentation). In both cases your script will block until the entirety of uploaded file is received.
The easiest way to work around this that I have found is:
1) Create your own file-like IO class where you do all the processing of the incoming data
2) In ...
Changing the size of a column referenced by a schema-bound view in SQL Server
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Check the column collation. This script might change the collation to the table default. Add the current collation to the script.
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Is the order of elements in a JSON list preserved?
... the order of elements in JSON arrays is preserved. From RFC 7159 -The JavaScript Object Notation (JSON) Data Interchange Format
(emphasis mine):
An object is an unordered collection of zero or more name/value
pairs, where a name is a string and a value is a string, number,
boolean, null, o...
MongoDB/Mongoose querying at a specific date?
... simply use the $where operator to express more complex condition with Javascript boolean expression :)
db.posts.find({ '$where': 'this.created_on.toJSON().slice(0, 10) == "2012-07-14"' })
created_on is the datetime field and 2012-07-14 is the specified date.
Date should be exactly in YYYY-MM-DD...
How to allow to accept only image files?
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Steps:
1. Add accept attribute to input tag
2. Validate with javascript
3. Add server side validation to verify if the content is really an expected file type
For HTML and javascript:
<html>
<body>
<input name="image" type="file" id="fileName" accept=".jpg,.jpeg,.png" onc...
Difference between document.addEventListener and window.addEventListener?
While using PhoneGap, it has some default JavaScript code that uses document.addEventListener , but I have my own code which uses window.addEventListener :
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How to write WinForms code that auto-scales to system font and dpi settings?
...= MaxSize, don't do that in the Designer... do that in your constructor or OnLoad override... set both MinSize and MaxSize to your properly-scaled Size.
All of the Controls on a particular Panel or Container should either use Anchoring or Docking. If you mix them, the auto-scaling done by that Panel...