大约有 40,000 项符合查询结果（耗时：0.0444秒） [XML]
switch case statement error: case expressions must be constant expression
...
In Eclipse
Move your cursor to the switch keyword and press Ctrl + 1 then select
Convert 'switch' to 'if-else'.
In Android Studio
Move your cursor to the switch keyword and press Alt + Enter then select
Replace 'switch' with 'if'.
...
Find the PID of a process that uses a port on Windows
...l (Core-compatible) one-liner to ease copypaste scenarios:
netstat -aon | Select-String 8080 | ForEach-Object { $_ -replace '\s+', ',' } | ConvertFrom-Csv -Header @('Empty', 'Protocol', 'AddressLocal', 'AddressForeign', 'State', 'PID') | ForEach-Object { $portProcess = Get-Process | Where-Object Id...
Maintain/Save/Restore scroll position when returning to a ListView
... - mList.getPaddingTop());
// ...
// restore index and position
mList.setSelectionFromTop(index, top);
Explanation:
ListView.getFirstVisiblePosition() returns the top visible list item. But this item may be partially scrolled out of view, and if you want to restore the exact scroll position of t...
Alternate output format for psql
...e a table with columns c1 through cN . The columns are wide enough that selecting all columns causes a row of query results to wrap multiple times. Consequently, the output is hard to read.
...
C# Sanitize File Name
...sWith("°")) name = name.CropRight(1) + ".";
return name;
}
You can select your own look-a-likes. I used the Character Map app in windows to select mine %windir%\system32\charmap.exe
As I make adjustments through discovery, I will update this code.
...
Could not load file or assembly Microsoft.SqlServer.management.sdk.sfc version 11.0.0.0
...ckoverflow.com/a/19246011/1030460 answer but focus on the error version to select the download instead of focusing on SQL Server version.
share
|
improve this answer
|
follow...
R command for setting working directory to source file location in Rstudio
...
Worked for me in RStudio v1.0.143 on Windows 10. If you select "Source on save", it will work just fine (you can print out the detected directory with "cat"). If you select the lines then execute them, then the result is null.
– Contango
Jun ...
Pass a data.frame column name to a function
...(x[,column])
}
fun1(df, "B", max)
Alternatively, using [[ also works for selecting a single column at a time:
df <- data.frame(A=1:10, B=2:11, C=3:12)
fun1 <- function(x, column){
max(x[[column]])
}
fun1(df, "B")
...
How do I copy a string to the clipboard on Windows using Python?
...
Get contents of clipboard: result = r.selection_get(selection = "CLIPBOARD")
– majgis
Jul 13 '11 at 3:19
...
What does the “map” method do in Ruby?
...
map, along with select and each is one of Ruby's workhorses in my code.
It allows you to run an operation on each of your array's objects and return them all in the same place. An example would be to increment an array of numbers by one:
[...