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How do I use valgrind to find memory leaks?
...r* string = "{ \"key\": \"value\" }";
json_error_t error;
json_t* root = json_loads(string, 0, &error); //obtaining a pointer
json_t* value = json_object_get(root, "key"); //obtaining a pointer
printf("\"%s\" is the value field.\n", json_string_value(value)); //use value
js...
Update Git submodule to latest commit on origin
... branch
git checkout master
# Update
git pull
# Get back to your project root
cd ..
# Now the submodules are in the state you want, so
git commit -am "Pulled down update to submodule_dir"
Or, if you're a busy person:
git submodule foreach git pull origin master
...
Get img thumbnails from Vimeo?
...d("http://vimeo.com/api/v2/video/" + videoID + ".xml");
XmlElement root = doc.DocumentElement;
string vimeoThumb = root.FirstChild.SelectSingleNode("thumbnail_medium").ChildNodes[0].Value;
string imageURL = vimeoThumb;
return imageURL;
}
catch
{
//...
Lodash - difference between .extend() / .assign() and .merge()
...defaultsDeep will merge child objects and the others will overwrite at the root level
Only _.assign and _.extend will overwrite a value with undefined
Tests
They all handle members at the root in similar ways.
_.assign ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.merge ({}, { ...
Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.
...er since 2012). The only major database that does not support sequences is MySQL.
The problem with IDENTITY is that automatic Hibernate batch inserts are disabled for this strategy. For more details about this topic, check out this article.
The SEQUENCE strategy is the best choice unless you a...
剖析程序的内存布局 - C/C++ - 清泛网 - 专注C/C++及内核技术
...拟地址空间的布局就讲这些吧。下一篇文章将讨论内核是如何跟踪这些内存区域的。我们会分析内存映射，看看文件的读写操作是如何与之关联的，以及内存使用概况的含义。
布局 内存 程序
怎么往SetTimer的回调函数传递参数 - C/C++ - 清泛网 - 专注C/C++及内核技术
...关于windows消息大致已经说清了，下面解决第二个问题，如何向SetTimer的回调函数传递自定义参数。再看TimerProc：
VOID CALLBACK TimerPro(HWND hwnd,UINT uMsg,UINT_PTR idEvent,DWORD dwTime);
看看MSDN关于第三个参数idEvent的解释，就是Timer的id，我...
Render HTML to PDF in Django site
...rServerClient(models.Manager):
def __handle_exception(self, exception_root, exception_id, exec_info ):
type, value, traceback = exec_info
raise JasperServerClientError(exception_root, exception_id), None, traceback
# 01: REPORT-METADATA
# get resource description to ...
Putty: Getting Server refused our key Error
...horized_keys file.
And that works.
Another thing is that even I enabled root login, I cannot get root to work. Better use another user.
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How to write a cron that will run a script every day at midnight?
...
@Jordan so the answer to crontab for root is sudo crotab -u root -e
– dashesy
Jan 10 '17 at 21:55
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