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App Inventor 2 中文网 · 升级日志
... 沪ICP备2020034476号-2 沪公网安备31011702008921号 var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d"; var s = document.getElementsByTagName("script")[0]; s.parentNode...
Unique ways to use the Null Coalescing operator [closed]
...he function close in cache. On the other hand: en.wikipedia.org/wiki/Global_value_numbering
– TinyTimZamboni
Feb 17 '16 at 18:24
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YYYY-MM-DD format date in shell script
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$(date +%F_%H-%M-%S)
can be used to remove colons (:) in between
output
2018-06-20_09-55-58
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ZeroMQ的学习和研究（PHP代码实例） - C/C++ - 清泛网 - 专注C/C++及内核技术
...ocket to talk to clients
$responder = new ZMQSocket ($context, ZMQ::SOCKET_REP);
$responder->bind ("tcp://*:5555");
while(true) {
// Wait for next request from client
$request = $responder->recv ();
printf ("Received request: [%s]\n", $request);
// Do some 'work'
sleep (1);
// Send re...
Display names of all constraints for a table in Oracle SQL
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You need to query the data dictionary, specifically the USER_CONS_COLUMNS view to see the table columns and corresponding constraints:
SELECT *
FROM user_cons_columns
WHERE table_name = '<your table name>';
FYI, unless you specifically created your table with a lower case ...
Convert JSON string to dict using Python
...he vague nomenclature used. Here is what I wrote to combat this: def read_json(json_data): if (type(json_data) == str): return json.loads(json_data) elif (str(type(json_data)) == "<class '_io.TextIOWrapper'>"): return json.load(json_data) I'm sure this can be improv...
What Every Programmer Should Know About Memory?
...fect of memory/L3 latency on single-threaded bandwidth: bandwidth <= max_concurrency / latency, and this is actually the primary bottleneck for single-threaded bandwidth on a modern many-core CPU like a Xeon. But a quad-core Skylake desktop can come close to maxing out DRAM bandwidth with a singl...
Which way is best for creating an object in JavaScript? Is `var` necessary before an object property
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HEy @Alex_Nabu - I have already shared the examples in my post. If you still face any challenges please update me I will help you.
– Anand Deep Singh
Jun 21 '15 at 17:56
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Catch All Bugs with BugTrap! - 开源 & Github - 清泛网移动版 - 专注C/C++及内核技术
...) // Link to Unicode DLL
static void SetupExceptionHandler()
{
BT_SetAppName(_T("Your application name"));
BT_SetSupportEMail(_T("your@email.com"));
BT_SetFlags(BTF_DETAILEDMODE | BTF_EDIETMAIL);
BT_SetSupportServer(_T("localhost"), 9999);
BT_SetSupportURL(_T("http://ww...
IIS_IUSRS and IUSR permissions in IIS8
...and choose Edit Permissions
Under the Security tab, you will see MACHINE_NAME\IIS_IUSRS is listed. This means that IIS automatically has read-only permission on the directory (e.g. to run ASP.Net in the site). You do not need to edit this entry.
Click the Edit button, then Add...
In the text ...