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How to concatenate two strings to build a complete path
...e convention is to end directory paths with / (e.g. /home/) because paths starting with a / could be confused with the root directory. If a double slash (//) is used in a path, it is also still correct. But, if no slash is used on either variable, it would be incorrect (e.g. /home/user1/MyFolders...
How to get package name from anywhere?
...ad safe, but you can probably get away with it if the background thread is started by this activity later on.
– tomwhipple
Dec 12 '11 at 19:46
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Installing Ruby Gem in Windows
...ubyInstaller: http://rubyinstaller.org/downloads/
Check your ruby version: Start - Run - type in cmd to open a windows console
Type in ruby -v
You will get something like that: ruby 2.0.0p353 (2013-11-22) [i386-mingw32]
For Ruby 2.4 or later, run the extra installation at the end to install the De...
Insert a row to pandas dataframe
... not series. In your case, since you want the new row to be "on top" (with starting id), and there is no function pd.prepend(), I first create the new dataframe and then append your old one.
ignore_index will ignore the old ongoing index in your dataframe and ensure that the first row actually star...
How to check if a String contains only ASCII?
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What is that regex? I know that $ is end of string, ^ is start, never heard of either of \\A \\p \\z, could you please attach the reference to javadoc?
– deathangel908
Feb 1 '19 at 9:41
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How can I repeat a character in Bash?
...ay up to around 100, it's worth going with the Bash-only solutions, as the startup cost of external utilities matters, especially Perl's.
Pragmatically speaking, however, if you only need one instance of repeating characters, all existing solutions may be fine.
With large repeat counts, use exte...
Recursively list files in Java
...to include the namespace stuff or even datatype stuff making the example a starting point on a voyage of discovery. Here this example is ready-to-run. Thanks.
– barrypicker
Jul 14 '19 at 19:22
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How to get body of a POST in php?
...$_POST is that the request is not POST, or not POST anymore... It may have started out as post, but encountered a 301 or 302 redirect somewhere, which is switched to GET!
Inspect $_SERVER['REQUEST_METHOD'] to check if this is the case.
See https://stackoverflow.com/a/19422232/109787 for a good dis...
I want to get Year, Month, Day, etc from Java Date to compare with Gregorian Calendar date in Java.
...MONTH);
int day = cal.get(Calendar.DAY_OF_MONTH);
// etc.
Beware, months start at 0, not 1.
Edit: Since Java 8 it's better to use java.time.LocalDate rather than java.util.Calendar. See this answer for how to do it.
share...
Tool to generate JSON schema from JSON data [closed]
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An easy and handy place to start. But note reported issues with jsonschema.net identified elsewhere on this page, and the reasons discussed for wanting an offline, or at least API-accessible, tool to include in development workflows, allow updating of ...