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When to use IMG vs. CSS background-image?
...round-size; see #6 below.
Using img instead of background-image can dramatically improve performance of animations over a background.
When to use CSS background-image
Use CSS background images if the
image is not part of the content.
—sanchothefat
Use CSS background images when
doing image-...
Ant task to run an Ant target only if a file exists?
... the file.
Here, we are looking for "*.sql" files in any sub-directories called "DB_*", recursively. You can adjust the filter to your needs.
NB: Apache Ant 1.7 and higher!
Here is the target to set a property if matching files exist:
<target name="check_for_sql_files">
<condition ...
NameError: global name 'unicode' is not defined - in Python 3
I am trying to use a Python package called bidi. In a module in this package (algorithm.py) there are some lines that give me error, although it is part of the package.
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Check if a string matches a regex in Bash script
...ehavior may be unexpected and may cause errors. I wrote this answer specifically because I was burnt by it.
– Penghe Geng
Jun 30 '19 at 17:33
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Is it possible to install APK file if more than one emulators/devices are connected [duplicate]
... alternate to install that apk file by giving any specific device Emulator id or any name ???
Please help me if there is any idea for it. . .
Thanks.
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Can a div have multiple classes (Twitter Bootstrap) [duplicate]
...me then it'll be the one that's defined last on the CSS). So you better avoid doing stuff like this:
<p class="text-center text-left">Some text</p>
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lock(new object()) — Cargo cult or some crazy “language special case”?
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He might saw a method called "newObject()" and this method returned a singleton instance, but he said "hey, doesn't c# have keywords for that"?
– Amiram Korach
Aug 20 '12 at 7:42
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How to make Sequelize use singular table names
I have an model called User but Sequelize looks for the table USERS whenever I am trying to save in the DB. Does anyone know how to set Sequelize to use singular table names? Thanks.
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Check if value already exists within list of dictionaries?
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I found it, it's called List Comprehensions docs.python.org/2/whatsnew/2.0.html?highlight=comprehensions
– sylye
May 12 '17 at 10:01
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Can you nest html forms?
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I agree with what others have said. This limitation seems arbitrary and harmful.
– aroth
Jul 7 '14 at 6:43
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