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Deserializing JSON Object Array with Json.net
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DeserializeObject() is slow on android phones running ARM. Any better solution for that case?
– Tadej
May 23 '17 at 9:55
1
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How does the “final” keyword in Java work? (I can still modify an object.)
...antee about the consistency of final fields of an object. For example, the ARM processor must use an explicit memory barrier instruction on the end of each constructor of a class which has final fields. On other processors this is not needed, however.
– Marko Topolnik
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Why is whitespace sometimes needed around metacharacters?
A few months ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, because I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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Turn off constraints temporarily (MS SQL)
...HAVEN'T broken your relationships and introduced orphans, once you have re-armed your checks, i.e.
ALTER TABLE foo CHECK CONSTRAINT ALL
or
ALTER TABLE foo CHECK CONSTRAINT FK_something
then you can run back in and do an update against any checked columns like so:
UPDATE myUpdatedTable SET som...
错误解决:Xcode not set up properly. You may need to confirm the licens...
... Xcode -> Preferences -> Locations - > Command Line Tools
#设置好xcode的安装位置
或
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sudo -i xcode-select -switch /Applications/Xcode6-Beta6.app/Contents/Developer
根据具体路径:
(sudo xcode-select -switch...
Xenocode Postbuild 2010 for .NET程序混淆器(含序列号) - 软件下载 - 清泛...
...不支持64位OS)
《Xenocode Postbuild 2010 for .NET 混淆工具的详细使用步骤》
8.0.1112.2WinXP,Win7,Win8,Win109.74M
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...后,手动Ctrl + C 结束统计,输出此段时间内各自耗时区间的IO事件个数。
默认微秒区间,-m 参数则是毫秒区间。
# /usr/share/bcc/tools/biolatency
Tracing block device I/O... Hit Ctrl-C to end.
^C
usecs : count distribution
...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...后,手动Ctrl + C 结束统计,输出此段时间内各自耗时区间的IO事件个数。
默认微秒区间,-m 参数则是毫秒区间。
# /usr/share/bcc/tools/biolatency
Tracing block device I/O... Hit Ctrl-C to end.
^C
usecs : count distribution
...
libunwind:记录程序崩溃堆栈 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...ed #编译成.so,否则默认静态.la
make
make install
记录堆栈的代码如下:
static void log_backtrace(void) {
char name[256];
unw_cursor_t cursor;
unw_context_t uc;
unw_word_t ip, sp, offp;
unw_getcontext(&uc);
unw_init_local(&cursor, &uc);
syslog(LOG_ERR, "--i...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网移动版 - ...
...后,手动Ctrl + C 结束统计,输出此段时间内各自耗时区间的IO事件个数。
默认微秒区间,-m 参数则是毫秒区间。
# /usr/share/bcc/tools/biolatency
Tracing block device I/O... Hit Ctrl-C to end.
^C
usecs : count distribution
...
