Posts

eclipse - How to disable nodes in JFace CheckboxTreeViewer? -

how can disable tree node in checkboxtreeviewer ? want whenever parent selected in check box tree children should disabled , should not possible select. children should unselected if of them selected before disabling them. ways?? this isn't supported viewer. the best can use addcheckstatelistener method add icheckstatelistener reverses unwanted check actions.

google app engine - GAE Flexible Environment Service error in memcache -

i use jetty9-compat + java8 configuration , receive following exception. because of not able store objects in session, in end cannot log in service. [info] cze 28, 2016 11:17:56 com.google.apphosting.vmruntime.vmmetadatacache getmetadata [info] [info] info: meta-data 'attributes/gae_affinity' path retrieval error: metadata [info] [info] cze 28, 2016 11:17:56 com.google.apphosting.vmruntime.vmapiproxydelegate runsynccall [info] [info] info: http apiproxy i/o error memcache.get: target server failed respond [info] [info] cze 28, 2016 11:17:56 com.google.appengine.api.memcache.logandcontinueerrorhandler handleserviceerror [info] [info] info: service error in memcache [info] [info] com.google.appengine.api.memcache.memcacheserviceexception: rcp failure api call: memcache [info] [info] @ com.google.apphosting.vmruntime.vmapiproxydelegate.constructapiexception(vmapiproxydelegate.java:232) [info] [info] @ com.google.apphosting.vmruntime.vmapiproxydelegate.runsynccall(v...

c# - How can versioning be done in ASP.NET Core Web Api -

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in previous asp.net web api , implement defaulthttpcontrollerselector specify how want request locate controller. have different controllers different names intended same processes. difference 1 of higher version other. for example, have controller named bookingv1controller , meant handle version 1 of service. have bookingv2controller , designed handle version 2 of service. client application make request service url http://myservice.com/api/v2/booking/someaction?id=12 . handle request, provide custom implementation of defaulthttpcontrollerselector select appropriate version of controller required based on requested version. however, seems not have way in asp.net core . have searched everywhere no avail. no documentation either. i appreciate if can of me here. thanks. update know if version specified in custom header. e.g x-version:v1 update 2 the requirement version of service should not exposed in url. if no version present, service returns instruction on how add v...

Docker different digest when push same images with different tags -

i built 1 docker image 1 tag , tag new tag (both tags include registry url). i push first tag, second tag, push digest 2 tags different: 16:10:47 + docker build -t 10.88.102.47:8443/my-project/foo:jenkins-305 . ... 16:11:26 + docker tag 10.88.102.47:8443/my-project/foo:jenkins-305 10.88.102.47:8443/my-project/foo:latest 16:11:26 + docker push 10.88.102.47:8443/my-project/foo:jenkins-305 ... 16:11:34 jenkins-280: digest: sha256:22a4cd54bf43f03530c475832ca4432adfcf02c796e9c1cdafea72cf07ce7bf4 size: 3654 16:11:35 + docker push 10.88.102.47:8443/my-project/foo:latest ... 16:11:36 latest: digest: sha256:ccb4e8c41339b1a5d780cc5d28064cabf839657617a9c1e1d14eaee507405b20 size: 3632 pushing tag jenkins-305 - digest 22a4cd54bf43f03530c475832ca4432adfcf02c796e9c1cdafea72cf07ce7bf4 pushing tag latest - digest ccb4e8c41339b1a5d780cc5d28064cabf839657617a9c1e1d14eaee507405b20 shouldn't 2 digests of 2 tags same image identical? update i downloaded both tags on different machin...

c++ - std::enable_shared_from_this<> - missing is_shared()? -

shared_from_this() has undefined behavior if object not shared. but if shared, know relevant "control block" (effective modern c++, item 19). why std::enable_shared_from_this<> not add is_shared() function returns true or false, object shared or not? std::enable_shared_from_this<> seems introduce kind of dependency inversion. object depends on way used. is_shared() function @ least "adapt" mixed mode usage.

java - Issues in onBackpressed() -

actually issue when press button shows dialog , @ same time application finished without operation on key? can 1 solve this? @override public void onbackpressed() { super.onbackpressed(); alertdialog.builder ab = new alertdialog.builder(this); ab.setmessage("really want exit"); ab.setpositivebutton("yes", new dialoginterface.onclicklistener() { @override public void onclick(dialoginterface dialog, int which) { finish(); } }); ab.setnegativebutton("no", new dialoginterface.onclicklistener() { @override public void onclick(dialoginterface dialog, int which) { main.super.onbackpressed(); } }); ab.create(); ab.show(); } remove super.onbackpressed(); method, keep in onclick() only @override public void onbackpressed() { super.onbackpressed(); //remove } seems performing same operation in both buttons, should remove main.super.o...

sqlite - Is it possible to import more than one sqlite3 files from terminal? -

i have 2 databases use in sqlite. both in same folder in terminal. can import 1 command below. $sqlite3 first.sqlite3 and jumps sqlite> can see table 'first' , content. however, import second database sqlite. try sqlite> .import second.sqlite3 second sqlite> pragma table_info(second); it shows 0|sqlite format 3|text|0||0 , not give me table. when use sqlite> select * second; , shows col1 text, col2 text, col3 text, col4 text ) does know how solve this? appreciate help. thank much! i think need attach database : sqlite3 first.sqlite3 attach 'second.sqlite3' second;