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How to import a Python class that is in a directory above?
...rt within the same top package without having to mention the package name. By using leading dots in the specified module or package after from you can specify how high to traverse up the current package hierarchy without specifying exact names. One leading dot means the current package where the mod...
Why does LayoutInflater ignore the layout_width and layout_height layout parameters I've specified?
...etContentView(R.layout.main);
ViewGroup parent = (ViewGroup) findViewById(R.id.container);
// result: layout_height=wrap_content layout_width=match_parent
view = LayoutInflater.from(this).inflate(R.layout.red, null);
parent.addView(view);
// result: layout_height=100 ...
Display open transactions in MySQL
...
By using this query you can see all open transactions.
List All:
SHOW FULL PROCESSLIST
if you want to kill a hang transaction copy transaction id and kill transaction by using this command:
KILL <id> // e.g KILL 1...
Multiple commands on a single line in a Windows batch file
... tend to be evaluated on read rather than execute.
You can get round this by turning on delayed expansion:
pax> cmd /v:on /c "echo !time! & ping 127.0.0.1 >nul: & echo !time!"
15:23:36.77
15:23:39.85
That's needed from the command line. If you're doing this inside a script, you can...
NodeJS: Saving a base64-encoded image to disk
...e64') will convert the input string to a Buffer, which is just an array of bytes, by interpreting the input as a base64 encoded string. Then you can just write that byte array to the file.
Update
As mentioned in the comments, req.rawBody is no longer a thing. If you are using express/connect then ...
`levels
...ent to
x <- `levels<-`(x, y)
The trick is, this rewriting is done by <-; it is not done by levels<-. levels<- is just a regular function that takes an input and gives an output; it does not mutate anything.
One consequence of that is that, according to the above rule, <- must b...
Detailed 500 error message, ASP + IIS 7.5
...t and you're using IE, IE will happily ignore the useful content sent back by the server and show you its own generic error page instead. You can turn this off in IE's options, or use a different browser.
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ASP.NET MVC 3 Razor: Include JavaScript file in the head tag
...of in the head tag. This is so that it wouldn't prevent parallel downloads by the browser. See developer.yahoo.com/performance/rules.html
– Peter
Dec 13 '10 at 12:01
4
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Difference between CMAKE_CURRENT_SOURCE_DIR and CMAKE_CURRENT_LIST_DIR
... may refer to different directories for a CMake list file that is included by another file with the include command. E.g., if a CMakeLists.txt is present in a directory project and contains the following directive
include(src/CMakeLists.txt)
then while src/CMakeLists.txt is being processed CMAKE_C...
Which, if any, C++ compilers do tail-recursion optimization?
... optimisation for C was added to the GCC in the course of a diploma thesis by Mark Probst. The thesis describes some interesting caveats in the implementation. It's worth reading.
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