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Parameterize an SQL IN clause
... not open to SQL injection. The only injected text into CommandText is not based on user input. It's solely based on the hardcoded "@tag" prefix, and the index of an array. The index will always be an integer, is not user generated, and is safe.
The user inputted values are still stuffed into param...
Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...cally.
That last part is what I describe a typical content filter driver based on smudge/clean scripts.
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How to check if a DateTime occurs today?
...s a DateTime object
.NET is smart enough to determine you want to compare based on Date only and uses that for the internal Compare. Not sure why, and actually having trouble finding documentation for this behaviour.
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Extract a regular expression match
...nces in 'See also':
‘regmatches’ for extracting matched substrings based on the results of
‘regexpr’, ‘gregexpr’ and ‘regexec’.
So this will work, and is fairly simple:
txt <- "aaa12xxx"
regmatches(txt,regexpr("[0-9]+",txt))
#[1] "12"
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What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...here that would be useful. As I explained, applying AsQueryable() is often based on misconception. But I'll let is simmer in the back of my head for a while and see if I can add some more coverage on that question.
– Gert Arnold
Aug 29 '19 at 11:16
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git merge: apply changes to code that moved to a different file
...lement your changes. As user @digory doo wrote below, you can do git merge-base master local to find X.
---- X (move)-----CP----- (master)
\
`--A---B--- (local)
On this branch, issue the following renaming command:
git mv original.txt copy.txt
This renames the file. Note that co...
Is there a way to detect if an image is blurry?
...ding off of Nike's answer. Its straightforward to implement the laplacian based method with opencv:
short GetSharpness(char* data, unsigned int width, unsigned int height)
{
// assumes that your image is already in planner yuv or 8 bit greyscale
IplImage* in = cvCreateImage(cvSize(width,he...
How to view DLL functions?
...tBrains.
https://www.jetbrains.com/decompiler/
dotPeek is a free tool based on ReSharper. It can reliably decompile
any .NET assembly into C# or IL code.
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Cannot lower case button text in android studio
...forementioned attribute. Here's what it had <resources> <!-- Base application theme. --> <style name="AppTheme" parent="android:Theme.Holo.Light.DarkActionBar"> <!-- Customize your theme here. --> </style> </resources>
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Which kind of pointer do I use when?
...variables is tied to the lifetime of the object. You choose smart pointers based on how the object is owned.
Note that ownership in a software system is separate from ownership as we would think of it outside of software. For example, a person might "own" their home, but that doesn't necessarily me...