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How to fluently build JSON in Java?
...bject.toString();
And through the magic of generics it generates compile errors if you try to add an element to an array with a property key or an element to an object without a property name:
JsonObject jsonArray = JsonBuilderFactory.buildArray().addObject().end().add("foo", "bar").getJson(); //...
What does the fpermissive flag do?
...fpermissive
Downgrade some diagnostics about nonconformant code from errors to warnings.
Thus, using -fpermissive will allow some nonconforming code to compile.
Bottom line: don't use it unless you know what you are doing!
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“405 method not allowed” in IIS7.5 for “PUT” method
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Often this error is caused by the WebDAV module that try to handle this kind of requests. An easy solution is to remove it from modules and from handlers of the system.webServer section just inside your web.config file.
Here a configur...
findViewByID returns null
...tunately this is what I had done. The debugger is no use since it said the error was at my new intent line not in the actual new activity I was calling. Thanks!
– edude05
Apr 13 '12 at 1:23
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mongo - couldn't connect to server 127.0.0.1:27017
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This error is what you would see if the mongo shell was not able to talk to the mongod server.
This could be because the address was wrong (host or IP) or that it was not running. One thing to note is the log trace provided does ...
JavaScript: client-side vs. server-side validation
...enter an invalid email address and move to the next field, you can show an error message immediately. That way the user can correct every field before they submit the form.
If you only validate on the server, they have to submit the form, get an error message, and try to hunt down the problem.
(T...
How do I base64 encode (decode) in C?
...up() {
free(decoding_table);
}
Keep in mind that this doesn't do any error-checking while decoding - non base 64 encoded data will get processed.
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makefile execute another target
... the call function.
log_success = (echo "\x1B[32m>> $1\x1B[39m")
log_error = (>&2 echo "\x1B[31m>> $1\x1B[39m" && exit 1)
install:
@[ "$(AWS_PROFILE)" ] || $(call log_error, "AWS_PROFILE not set!")
command1 # this line will be a subshell
command2 # this line will ...
Postfix发信的频率控制几个参数 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...采取不同的措施来防止恶意用户的拒绝服务攻击。
smtpd_error_sleep_time：当该错误计数器的值还很小时，postfix将暂停
smtpd_error_sleep_time指定的时间，然后向客户端报告一个错误。该参数的缺省值为5秒。
smtpd_soft_error_limit：当错误...
Why do I have to access template base class members through the this pointer?
...or overloading it's illegal, assigning to an rvalue). If it is wrong, this error must be diagnosed in phase 1, it's defined by the standard to be an error in the template, not in some particular instantiation of it. Even if the template is never instantiated, if A is an int then the above code is il...