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Choosing a file in Python with simple Dialog
...= askopenfilename() # show an "Open" dialog box and return the path to the selected file
print(filename)
Done!
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Are there disadvantages to using a generic varchar(255) for all text-based fields?
...ould always store 255 characters.
But since you tagged this question with MySQL, I'll mention a MySQL-specific tip: as rows are copied from the storage engine layer to the SQL layer, VARCHAR fields are converted to CHAR to gain the advantage of working with fixed-width rows. So the strings in mem...
How to open existing project in Eclipse
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Project > Import > General > Select Root Directory > (do NOT select copy projects into workspace). This is useful if you use Eclipse outside scope of Java project as well, such as Ruby projects or C projects.
– JohnMerlino
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String concatenation does not work in SQLite
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Try using || in place of +
select locationname || '<p>' from location;
From SQLite documentation:
The || operator is "concatenate" - it joins together the two strings of its operands.
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How do we count rows using older versions of Hibernate (~2009)?
...eturn int and use this form:
int count = ((Long)getSession().createQuery("select count(*) from Book").uniqueResult()).intValue();
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Is there a naming convention for MySQL?
...e your standard, then run with it.
To answer your question outright - no, MySQL doesn't have a preferred naming convention/standard, so rolling your own is fine (and yours seems logical).
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Using .gitignore to ignore everything but specific directories
...at I have a bunch of WordPress websites in my git repo, of which I want to selectively commit only the content of my themes folders, while ignoring the rest of the redundant files found in WordPress.
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How to set a Default Route (To an Area) in MVC
... }
return new ViewEngineResult(
searchedViewPaths.Union<string>(searchedMasterPaths));
}
protected virtual ViewEngineResult FindAreaPartialView(
ControllerContext controllerContext, string areaName,
string viewName, bool useCache)
{
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Foreign key constraints: When to use ON UPDATE and ON DELETE
I'm designing my database schema using MySQL Workbench, which is pretty cool because you can do diagrams and it converts them :P
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How to convert an image to base64 encoding?
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Here is the code for upload to encode and save it to the MySQL
if (!isset($_GET["getfile"])) {
if ($_FILES["file"]["error"] > 0) {
echo "Error: " . $_FILES["file"]["error"] . "<br>";
} else {
move_uploaded_file($_FILES["file"]["tmp_name"], $_FILES[...