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Case insensitive 'in'
...e list. (name.upper() for name in USERNAMES) would create only a generator and one needed string at a time - massive memory savings if you're doing this operation a lot. (even more savings, if you simply create a list of lowercase usernames that you reuse for checking every time)
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Error : The service is invalid
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Xcode and the GDB connection is quite temperamental. The device and your Mac can become unsynchronised with each other. My checklist for this sort of thing:
Restart Xcode.
Delete the .app from your iOS device, do a Clean then Reb...
How to know which version of Symfony I have?
I know that I have downloaded a Symfony2 project and started with but I have updated my vendor several times and I want to know which version of symfony I have
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How to evaluate http response codes from bash/shell script?
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I haven't tested this on a 500 code, but it works on others like 200, 302 and 404.
response=$(curl --write-out '%{http_code}' --silent --output /dev/null servername)
Note, format provided for --write-out should be quoted.
As suggested by @ibai, add --head to make a HEAD only request. This will sav...
What does “Content-type: application/json; charset=utf-8” really mean?
...om the content itself, i.e. you can't necessarily just look at the content and know what to do with it. That's what HTTP headers are for, they tell the recipient what kind of content they're (supposedly) dealing with.
Content-type: application/json; charset=utf-8 designates the content to be in JSO...
How to get a table cell value using jQuery?
...gt; within a <tfoot> (or are using <td> instead of <th>) and don't want those.
– Frank Luke
May 30 '12 at 16:33
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How to detect the current OS from Gradle
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Actually, I looked at the Gradle project, and this looks a little cleaner as it uses Ant's existing structure:
import org.apache.tools.ant.taskdefs.condition.Os
task checkWin() << {
if (Os.isFamily(Os.FAMILY_WINDOWS)) {
println "*** Windows "
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Image inside div has extra space below the image
...is rendered inline, like a letter so it sits on the same line that a, b, c and d sit on.
There is space below that line for the descenders you find on letters like g, j, p and q.
You can:
adjust the vertical-align of the image to position it elsewhere (e.g. the middle) or
change the display so...
Rails: Is there a rails trick to adding commas to large numbers?
... rather than putting what they would consider a decimal point between thousands. See coloradoblue answer below.
– Kyle Heironimus
Dec 16 '13 at 14:13
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Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
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6. 延伸阅读
* http://www.ruanyifeng.com/blog/2007/10/ascii_unicode_and_utf-8.html
* The Absolute Minimum Every Software Developer Absolutely, Positively Must
Know About Unicode and Character Sets(关于字符集的最基本知识)
http://www.joelonsoftware.com/articles/Unicode.htm...