大约有 31,500 项符合查询结果（耗时：0.0463秒） [XML]
Java to Clojure rewrite
...ble state and develop pure (side-effect free) functions. You probably know all this already :-)
Anyway, this philosophy tends to lead towards something of a "bottom up" development style where you focus the initial efforts on building the right set of tools to solve your problem, then finally plug ...
How does “cat
...
This is called heredoc format to provide a string into stdin. See https://en.wikipedia.org/wiki/Here_document#Unix_shells for more details.
From man bash:
Here Documents
This type of redirection instructs the shell to read...
How to create a cron job using Bash automatically without the interactive editor?
...w cron into cron file
echo "00 09 * * 1-5 echo hello" >> mycron
#install new cron file
crontab mycron
rm mycron
Cron line explaination
* * * * * "command to be executed"
- - - - -
| | | | |
| | | | ----- Day of week (0 - 7) (Sunday=0 or 7)
| | | ------- Month (1 - 12)
| | --------- Day of...
Maven - How to compile tests without running them ?
...without running them ? I want to use the IDE to run specific tests and not all of them.
7 Answers
...
Download JSON object as a file from browser
...or without explicit clicking since I want to trigger the download automatically at some point from js.
JS solution (no HTML required):
function downloadObjectAsJson(exportObj, exportName){
var dataStr = "data:text/json;charset=utf-8," + encodeURIComponent(JSON.stringify(exportObj));
var ...
How can I know which parts in the code are never used?
...ay, like written but never read)
the global one: functions that are never called, global objects that are never accessed
For the first kind, a good compiler can help:
-Wunused (GCC, Clang) should warn about unused variables, Clang unused analyzer has even been incremented to warn about variables...
Where should virtualenvs be created?
...
Many people use the virtualenvwrapper tool, which keeps all virtualenvs in the same place (the ~/.virtualenvs directory) and allows shortcuts for creating and keeping them there. For example, you might do:
mkvirtualenv djangoproject
and then later:
workon djangoproject
It's ...
How does JavaScript handle AJAX responses in the background?
...avaScript runs in a single thread, after an AJAX request is made, what actually happens in the background? I would like to get a deeper insight into this, can anyone shed some light?
...
How to check if character is a letter in Javascript?
...ink: https://github.com/slevithan/xregexp)
With it you can simply match all unicode letters with \p{L}.
Read the header of this source file to see which categories it supports: http://xregexp.com/plugins/xregexp-unicode-categories.js
...
How to make child process die after parent exits?
... child process. Now when the parent process exits for whatever reason (normally or abnormally, by kill, ^C, assert failure or anything else) I want the child process to die. How to do that correctly?
...