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Determine installed PowerShell version
... shown launches Powershell using Command Prompt. Wouldn't the command just error out with "powershell not found" if it's not installed?
– jpmc26
Dec 12 '13 at 4:26
9
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Properly close mongoose's connection once you're done
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You will get an error if you try to close/disconnect outside of the method. The best solution is to close the connection in both callbacks in the method. The dummy code is here.
const newTodo = new Todo({text:'cook dinner'});
newTodo.save(...
Git is ignoring files that aren't in gitignore
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I had the same problem - a directory was being ignored by git with this error:
➭ git add app/views/admin/tags/
The following paths are ignored by one of your .gitignore files:
app/views/admin/tags
Use -f if you really want to add them.
fatal: no files added
I finally figured out my problem w...
Unexpected results when working with very big integers on interpreted languages
... switch to a floating point representation and you start getting round-off errors. A language like Go will probably try to stick with an integer form (e.g., 64-bit integers) as long as possible (if, indeed, it didn't start with that). Since the answer fits in a 64-bit integer, the computation is exa...
Integrating the ZXing library directly into my Android application
...ry and select core.jar ... hit enter!
Now you just have to correct a few errors in the translations and the AndroidManifest.xml file :) Now you can happily compile, and you will now have a working standalone barcode scanner app, based on the ZXing source ;)
Happy coding guys - I hope it can help ...
Is it a bad practice to use break in a for loop? [closed]
...lean variable makes the code harder to read and adds a potential source of errors.
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Convert HTML to NSAttributedString in iOS
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In iOS 7, UIKit added an initWithData:options:documentAttributes:error: method which can initialize an NSAttributedString using HTML, eg:
[[NSAttributedString alloc] initWithData:[htmlString dataUsingEncoding:NSUTF8StringEncoding]
options:@{NSDocumentType...
insert vs emplace vs operator[] in c++ map
....insert( std::make_pair<const K,V>(t,u) ); // 4
But that is still error prone in the same way that explicitly typing the type in case [1].
Up to this point, we have different ways of calling insert that require the creation of the value_type externally and the copy of that object into the ...
Download single files from GitHub
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tried for a ~10 MB zip file got error: Error: blob is too big
– ina
Feb 16 '13 at 10:37
32
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Very simple log4j2 XML configuration file using Console and File appender
...date{DEFAULT}}{yellow}
[%t] %highlight{%-5level}{FATAL=bg_red, ERROR=red, WARN=yellow, INFO=green} %logger{36} - %message\n"/>
The full log4j2 file is:
<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Properties>
<Property name="A...