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In C# check that filename is *possibly* valid (not that it exists) [duplicate]
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I enhanced this solution using bOk = System.IO.Path.IsPathRooted(fileName); instead of bOk = true;
– jing
Sep 24 '13 at 7:12
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Why all the Active Record hate? [closed]
...database itself, tables, relations, even some logic if the DBMS allows it (MySQL is also grown-up now)
A2) very often, there is more than a data store: file system (blobs in database are not always a good decision...), legacy systems (imagine yourself "how" they will be accessed, many varieties pos...
Update all values of a column to lowercase
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See http://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_lower
UPDATE table_name SET tag = LOWER(tag)
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improve t...
Nginx 403 forbidden for all files
...dn't also require x permission on parent directories is if it's running as root.
– kolbyjack
May 23 '14 at 12:46
I end...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
... function in the Quake III source code which calculates the inverse square root of a float, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster t...
How to reference the initial commit?
...tional problem with your question: there can exist more than one such TAIL root commit (parentless commit) in a repository (even if we discount disconnected branches, such as 'html', 'man' and 'todo' in git.git repository). This is usually result of joining separate projects in one, or using subtree...
Absolute vs relative URLs
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@Mike why would you call root-relative URLs ‘absolute’?
– törzsmókus
Mar 22 '15 at 8:51
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Custom toast on Android: a simple example
...p://schemas.android.com/apk/res/android"
android:id="@+id/toast_layout_root"
android:orientation="horizontal"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:padding="10dp"
android:background="#DAAA" >
<ImageView android:id="@+id/im...
Using .gitignore to ignore everything but specific directories
...pository. You just don't.
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# Solution: stick this file up your repository root (which it assumes is
# also the WordPress root directory) and add exceptions for any plugins,
# themes, and other directories that should be under version control.
#
# See the comments below for more info on how to add e...
Why should I capitalize my SQL keywords? [duplicate]
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So does MySQL, and for good and for bad (mostly bad:-), many developers first exposure to SQL is through MySQL.
– Paul Tomblin
Mar 4 '09 at 13:41
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