大约有 15,208 项符合查询结果（耗时：0.0405秒） [XML]
MySQL Database won't start in XAMPP Manager-osx
.../ibdata1, error: 35 and furthermore [Note] InnoDB: Check that you do not already have another mysqld process using the same InnoDB data or log files. Heck! It was right! Kill the mysqld process, type benshittu's command and it should work.
– LucaM
Jul 14 '15 at...
How do I analyze a program's core dump file with GDB when it has command-line parameters?
...tput warning: core file may not match specified executable file. Failed to read a valid object file image from memory.
– Treper
Nov 29 '11 at 5:07
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How to call a shell script from python code?
...e], stdout=temp_file)
with open("temp.txt",'r') as file:
output = file.read()
print(output)
Don't forget to take a look at the doc subprocess
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Node.js Unit Testing [closed]
...e to play around with mocha. I can seriously recommend using it. The tests read very nicely, integration with gulp is great and tests run very fast. I was able to setup automatic standalone as well as in-browser (browserify) test runs and corresponding code coverage reports in about half a day (most...
how to remove untracked files in Git?
...itrary files, that you havn't thought of at first. Please double check and read all the comments below this answer and the --help section, etc., so to know all details to fine-tune your commands and surely get the expected result.
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C state-machine design [closed]
...am building one small-ish state-machine at the heart of one of my worker thread.
27 Answers
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How to capitalize the first letter of a String in Java?
...:
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
// Actually use the Reader
String name = br.readLine();
// Don't mistake String object with a Character object
String s1 = name.substring(0, 1)...
How to UPSERT (MERGE, INSERT … ON DUPLICATE UPDATE) in PostgreSQL?
...e.
If you're on 9.5 and don't need to be backward-compatible you can stop reading now.
9.4 and older:
PostgreSQL doesn't have any built-in UPSERT (or MERGE) facility, and doing it efficiently in the face of concurrent use is very difficult.
This article discusses the problem in useful detail.
In g...
Java heap terminology: young, old and permanent generations?
... Java VMs that use class data sharing,
this generation is divided into
read-only and read-write areas.
Code Cache (non-heap): The HotSpot Java VM also includes a code cache,
containing memory that is used for
compilation and storage of native
code.
Java uses generational garbage col...
How to update a record using sequelize for node?
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I have not used Sequelize, but after reading its documentation, it's obvious that you are instantiating a new object, that's why Sequelize inserts a new record into the db.
First you need to search for that record, fetch it and only after that change its proper...